276 jobs found

Principal Safety Engineer - Product Safety Mechanical Systems Barrow-in-Furness, Cumbria (hybrid working, 4 days onsite every 4 weeks) - 6 month duration - Pay rate £65 p/h PAYE basic (£74.45 p/h including holidays) or £87.83 p/h Umbrella The Principal Safety Engineer - Product Safety shall provide support to the Engineering Delivery Manager in the development, delivery and maintenance of the Mechan click apply for full job details

Job Title: Senior Engineer - Electrical Engineering (C & I) Location: Barrow-in-Furness - Hybrid (2 days onsite per fortnight dependent on business needs) Salary: Competitive (Commensurate with skills and experience) What you'll be doing: Develop a functional design for C&I solution for electrical systems, including deriving the functional design from Piping & Instrumentation diagrams Producing Bill of Materials for C&I equipment Specifying instrumentation measuring pressure/temperature/flow/level/analysis that is fit for purpose for specific process conditions Producing a C&I design that satisfies a wide range of requirements such as; functional; safety; defence standards, British standards, naval standards, nuclear standards Judging and measuring compliance against non-functional stakeholders (EMC, Shock, Metallics etc .) Produce verification evidence to demonstrate design compliance with requirements Production of various design documents such as; I/O schedules, instrument schedules, cable schedules, functional design specification, instrument specification Implementation of physical system-to-system interface design Undertaking/leading technical design reviews for C&I Articulating and presenting technical arguments, clearly and logically Undertaking peer reviews Managing system design maturity to meet programme demands Liaising with internal and external customers as part of a technical team Your skills and experiences: BEng (Hons) / MEng or equivalent Working towards professional registration Technical report writing skills Demonstrable experience of engineering lifecycle Knowledge and experience in defence standards whilst not essential would be an advantage System calculations, modelling and analysis Understanding of at least one of the following areas: Legacy understanding of submarine design programmes Experience in high, medium and low voltage systems Understanding of control system architecture and communication protocols (i.e RS-485, PROFIBUS) Completion and verification of designs in accordance with IEC 61508 - Functional Safety (or similar) and production of supporting evidence to substantiate safety claims Possess a multi-disciplinary understanding of engineering through experience including; Mechanical / Process / Instrument / Electrical / Control / Safety Specifying equipment for use in Hazardous Areas and producing verification evidence such as; Hazardous Area Schedule, Intrinsically Safe Loop Calculations Providing input to production and improvement of process instructions Benefits As well as a competitive pension scheme, BAE Systems also offers employee share plans, an extensive range of flexible discounted health, wellbeing and lifestyle benefits, including a green car scheme, private health plans and shopping discounts - you may also be eligible for an annual incentive. The Marine Systems Control and Instrumentation Team: An excellent opportunity has arisen for a Senior Engineer -Electrical Engineering (Control and Instrumentation) working within the Marine Systems Control and Instrumentation Team, developing C&I Design for Submarine Platform Marine Systems This role will be working on the SSNA program and the next generation submarine design. The Senior Engineer shall provide support to the Principal Engineers and/or external specialists during development, analysis , integration and verification of platform control and instrumentation systems. In this role you will be involved in leading analysis and the production of technical reports and team deliverables, such as managing and maturing operator control console design to meet defined design criteria and programme demands. We offer relocation support packages across all Submarines roles, subject to meeting eligibility criteria Why BAE Systems? This is a place where you'll be able to make a real difference. You'll be part of an inclusive culture that values diversity of thought, rewards integrity, and merit, and where you'll be empowered to fulfil your potential. We welcome people from all backgrounds and want to make sure that our recruitment processes are as inclusive as possible. If you have a disability or health condition (for example dyslexia, autism, an anxiety disorder etc .) that may affect your performance in certain assessment types, please speak to your recruiter about potential reasonable adjustments. Please be aware that many roles at BAE Systems are subject to both security and export control restrictions. These restrictions mean that factors such as your nationality, any nationalities you may have previously held, and your place of birth can restrict the roles you are eligible to perform within the organisation. All applicants must as a minimum achieve Baseline Personnel Security Standard. Many roles also require higher levels of National Security Vetting where applicants must typically have 5 to 10 years of continuous residency in the UK depending on the vetting level required for the role , to allow for meaningful security vetting checks. Closing Date: 11th January 2026 We reserve the right to close this vacancy early if we receive sufficient applications for the role . Therefore, if you are interested, please submit your application as early as possible. "Due to the festive season, there may be a delay in the processing of your application. Your application is important to us, and we will respond as soon as possible. Thank you for your understanding."

Job Title: Principal HVAC Design Engineer Location: Barrow-in-Furness. We offer a range of hybrid and flexible working arrangements - please speak to your recruiter about the options for this role Salary: Circa £55,000 What you'll be doing: Lead the end-to-end development of cutting-edge HVAC systems, ensuring they meet demanding performance, safety, and environmental standards Create and review high-impact engineering artefacts - from specifications and P&IDs to calculations and 3D models Drive advanced thermal, airflow, and pressure analyses toto validate system performance in challenging conditions Transform complex requirements into robust, innovative, and verifiable design solutions that set the benchmark for excellence Guide and influence engineers, suppliers, and design partners, shaping best-in-class HVAC integration across the platform Enhance design standards and evaluate specialist equipment, contributing to reviews, hazard assessments, and lifecycle verification Your skills and experiences: Strong technical expertise in HVAC and mechanical system design, including psychometrics, thermal analysis , equipment specification, schematics and system balancing Proven experience working in complex or regulated industries, with knowledge of standards such as ISO 15138, BS EN 378, ASHRAE, or CIBSE Skilled in system performance assessment, design validation, modelling, and failure analysis Awareness of multi-disciplinary system integration challenges across structures, electrical, controls , safety, and installation Excellent technical communication and reporting abilities, engaging both internal and external stakeholders STEM degree (or equivalent experience), ideally working toward or holding professional registration (CEng preferred) Benefits: As well as a competitive pension scheme, BAE Systems also offers employee share plans, an extensive range of flexible discounted health, wellbeing and lifestyle benefits, including a green car scheme, private health plans and shopping discounts - you may also be eligible for an annual incentive. The Platform Mechanical Integrated Delivery Team: As a Principal HVAC Design Engineer, you'll be at the forefront of one of the UK's most advanced engineering programmes - leading the delivery of complex HVAC systems that shape the future of submarine platforms. You'll take ownership of high-impact systems, provide trusted technical authority, and work across multiple disciplines to drive innovative solutions into reality. You'll be part of the Platform Mechanical Integrated Delivery Team - a fast-moving, highly collaborative group of specialists pushing the boundaries of submarine engineering. This is a unique opportunity to work alongside experts from diverse backgrounds and partner organisations, contributing to mechanical capabilities that are critical to the success of the entire platform We offer relocation support across all Submarine roles, subject to meeting eligibility criteria Why BAE Systems? This is a place where you'll be able to make a real difference. You'll be part of an inclusive culture that values diversity of thought, rewards integrity, and merit, and where you'll be empowered to fulfil your potential. We welcome people from all backgrounds and want to make sure that our recruitment processes are as inclusive as possible. If you have a disability or health condition (for example dyslexia, autism, an anxiety disorder etc .) that may affect your performance in certain assessment types, please speak to your recruiter about potential reasonable adjustments. Please be aware that many roles at BAE Systems are subject to both security and export control restrictions. These restrictions mean that factors such as your nationality, any nationalities you may have previously held, and your place of birth can restrict the roles you are eligible to perform within the organisation. All applicants must as a minimum achieve Baseline Personnel Security Standard. Many roles also require higher levels of National Security Vetting where applicants must typically have 5 to 10 years of continuous residency in the UK depending on the vetting level required for the role , to allow for meaningful security vetting checks. Closing Date: 15th January 2026 We reserve the right to close this vacancy early if we receive sufficient applications for the role . Therefore, if you are interested, please submit your application as early as possible.

Job Title: Principal Electrical, Control & Instrumentation Engineer - Site Specialist Engineering Location: Barrow-in-Furness. We offer a range of hybrid and flexible working arrangements - please speak to your recruiter about the options for this particular role. Salary: Competitive What you'll be doing: Setting site engineering standards and requirements for electrical and control equipment/systems/facilities Providing advice and guidance with respect to the design in relation to electrical & control systems in the context of site facilities, including the application of design standards Reviewing electrical & control drawings, schematics and design packages Acting as a subject matter expert providing technical advice for sitewide control systems to operations, maintenance and projects Reviewing proposals to ensure that the equipment/facilities are designed, constructed, commissioned, operated and maintained in accordance with the appropriate processes and standards Production of engineering documentation (technical reports, operating instructions and process instructions) ensuring that it is appropriately classified, is authorised through due process and maintained under configuration control Your skills and experience: Essential: Experience in an EC&I engineering role, predominantly C&I Experience in machine/crane control systems Experience with BMS systems & alarm and communication systems Desirable: Experience of functional safety design Experience and understanding of Radio frequency and EMC within an industrial environment Experience with FMECA (Failure Mode, Effects, and Criticality Analysis) Degree qualified in electrical engineering or relevant experience Registered with an Engineering professional institute and have the ability to achieve chartered status Proven engineering experience within a technical role with transferrable skills Experience within a Nuclear Environment to relevant ONR License Conditions or similar highly regulated business would be desirable Benefits: As well as a competitive pension scheme, BAE Systems also offers employee share plans, an extensive range of flexible discounted health, wellbeing, and lifestyle benefits, including a green car scheme, private health plans and shopping discounts - you may also be eligible for an annual incentive. The Site Specialist Engineering Electrical (SSE) team: Join a multi-disciplinary engineering team setting site standards and requirements across Electrical, Mechanical, and Civil/Structural disciplines. In this role, you'll provide technical support in electrical engineering - including HV/LV power distribution, control and instrumentation, alarms, and functional safety systems - ensuring compliance with legislation and processes across a range of projects and facilities. We offer relocation support packages across all Submarines roles, subject to meeting eligibility criteria. Why BAE Systems? This is a place where you'll be able to make a real difference. You'll be part of an inclusive culture that values diversity of thought, rewards integrity, and merit, and where you'll be empowered to fulfil your potential. We welcome people from all backgrounds and want to make sure that our recruitment processes are as inclusive as possible. If you have a disability or health condition (for example dyslexia, autism, an anxiety disorder etc.) that may affect your performance in certain assessment types, please speak to your recruiter about potential reasonable adjustments. Please be aware that many roles at BAE Systems are subject to both security and export control restrictions. These restrictions mean that factors such as your nationality, any nationalities you may have previously held, and your place of birth can restrict the roles you are eligible to perform within the organisation. All applicants must as a minimum achieve Baseline Personnel Security Standard. Many roles also require higher levels of National Security Vetting where applicants must typically have 5 to 10 years of continuous residency in the UK depending on the vetting level required for the role, to allow for meaningful security vetting checks. Closing date: 13th January 2026. We reserve the right to close this vacancy early if we receive sufficient applications for the role. Therefore, if you are interested, please submit your application as early as possible. "Due to the festive season, there may be a delay in the processing of your application. Your application is important to us, and we will respond as soon as possible. Thank you for your understanding."

Job Title: Lead Mechanical Engineer Location: Barrow-in-Furness. We offer a range of hybrid and flexible working arrangements - please speak to your recruiter about the options for this role Salary: Competitive What you'll be doing: As a Lead Principal Engineer within the SSNA Platform Mechanical Integrated Delivery Team (IDT), you will play a key leadership role in delivering engineering scope across a complex and fast-paced submarine programme. You'll take ownership of multiple systems, provide technical assurance, and collaborate across disciplines to drive delivery forward. Leading the delivery of assigned engineering scope, ensuring quality and timely outputs across design, integration, and qualification Overseeing technical ownership of several mechanical systems, ensuring compliance with system requirements and effective collaboration across interface areas Producing engineering artifacts, including documentation, calculations and performing simulation/analysis. Managing task allocation and progress tracking through structured tools (Jira/Confluence), ensuring alignment with programme milestones, cost, and schedule expectations Coaching and supporting engineers at all levels - from graduates to senior professionals - to grow technical capability and confidence Working closely with peers, suppliers, and wider functional stakeholders to resolve issues and maintain delivery momentum Reviewing technical documentation, supporting hazard assessments, and managing change control with sound engineering judgement Proactively identifying and addressing shortfalls in delivery, documentation or process - embedding a culture of openness, improvement, and accountability Your skills and experiences: We're looking for someone who can confidently lead engineering work packages while mentoring others and contributing to a collaborative delivery culture. You should have: A proven track record of delivering complex mechanical or multi-disciplinary engineering tasks in a regulated environment Experience mentoring or coaching engineers to support technical and professional growth Excellent communication and influencing skills, with the confidence to lead conversations, challenge constructively, and build strong working relationships The ability to collaborate effectively across engineering, project, safety, ILS and supply chain functions Familiarity with task and documentation management tools such as Jira and Confluence Working toward or already professionally registered (CEng strongly preferred) A STEM-related degree (or equivalent experience) with strong foundations in systems thinking and platform-level integration Benefits: As well as a competitive pension scheme, BAE Systems also offers employee share plans, an extensive range of flexible discounted health, wellbeing and lifestyle benefits, including a green car scheme, private health plans and shopping discounts - you may also be eligible for an annual incentive. The Platform Mechanical team: You'll join the Platform Mechanical Integrated Delivery Team - a dynamic, collaborative engineering group working at the forefront of submarine platform development. The team brings together engineers from across disciplines, career levels, and partner organisations to deliver critical mechanical capability. Through close engagement with suppliers, systems engineers, and programme stakeholders, you'll play a central role in shaping high-integrity technical solutions, supporting team development, and ensuring delivery remains aligned with the wider programme plan and budget. We have multiple roles available & will be offering positions within the following disciplines; Air Purification & Atmosphere Monitoring, Trim & Compensation, Hydraulics, Air Movement & HVAC, and Cooling. We offer relocation support packages across all Submarines roles, subject to meeting eligibility criteria. Why BAE Systems? This is a place where you'll be able to make a real difference. You'll be part of an inclusive culture that values diversity of thought, rewards integrity, and merit, and where you'll be empowered to fulfil your potential. We welcome people from all backgrounds and want to make sure that our recruitment processes are as inclusive as possible. If you have a disability or health condition (for example dyslexia, autism, an anxiety disorder etc .) that may affect your performance in certain assessment types, please speak to your recruiter about potential reasonable adjustments. Please be aware that many roles at BAE Systems are subject to both security and export control restrictions. These restrictions mean that factors such as your nationality, any nationalities you may have previously held, and your place of birth can restrict the roles you are eligible to perform within the organisation. All applicants must as a minimum achieve Baseline Personnel Security Standard. Many roles also require higher levels of National Security Vetting where applicants must typically have 5 to 10 years of continuous residency in the UK depending on the vetting level required for the role , to allow for meaningful security vetting checks. Closing Date: 31st December 2025 We reserve the right to close this vacancy early if we receive sufficient applications for the role . Therefore, if you are interested, please submit your application as early as possible.

Job Title: Principal Engineer - Human Factors Location: Barrow-In-Furness / Filton / Frimley /BroadOak / Manchester / Coventry (Hybrid) Salary: Negotiable (Commensurate with skills and experience) What you'll be doing: Assessing risks of human error and providing Human Factors advice Performing task analysis Working with Process authors to improve procedures to reduce risk of unintended outcomes Representing Human Factors at design technical reviews Conducting design substantiation reviews Supporting Safety Case delivery Leading Human Factors programmes of work Your skills and experiences: Essential Degree in Human Factors/Psychology or equivalent experience Demonstrable Human Factors experience Experience in delivering Human Factors into safety case in a nuclear setting Previous experience of stakeholder management Proven experience in coaching and mentor others Experience in writing assessment reports and safety cases Desirable: Chartered Ergonomist status with CIEHF (or capable of achieving this) Submarine experience Benefits As well as a competitive pension scheme, BAE Systems also offers employee share plans, an extensive range of flexible discounted health, wellbeing and lifestyle benefits, including a green car scheme, private health plans and shopping discounts - you may also be eligible for an annual incentive. The Human factors Team: An excellent opportunity has arisen for a Principal Engineer - Human Factors, working within The Human Factors Team. You will be looking at the Human Factors of Site Safety of the Barrow site and Boat programmes. As a Principal Human Factors engineer, you will be part of a team working across all 3 submarine programmes at BAE Systems. This is a very exciting time to be joining one the largest Human Factors teams in the UK. Our team provides safety-oriented support to the day-to-day business of designing, building and operating submarines and to the maintenance of our nuclear site licence. Should you wish to relocate closer to the nuclear site at Barrow, we offer relocation support packages across all Submarines roles, subject to meeting eligibility criteria. Why BAE Systems? This is a place where you'll be able to make a real difference. You'll be part of an inclusive culture that values diversity of thought, rewards integrity, and merit, and where you'll be empowered to fulfil your potential. We welcome people from all backgrounds and want to make sure that our recruitment processes are as inclusive as possible. If you have a disability or health condition (for example dyslexia, autism, an anxiety disorder etc .) that may affect your performance in certain assessment types, please speak to your recruiter about potential reasonable adjustments. Please be aware that many roles at BAE Systems are subject to both security and export control restrictions. These restrictions mean that factors such as your nationality, any nationalities you may have previously held, and your place of birth can restrict the roles you are eligible to perform within the organisation. All applicants must as a minimum achieve Baseline Personnel Security Standard. Many roles also require higher levels of National Security Vetting where applicants must typically have 5 to 10 years of continuous residency in the UK depending on the vetting level required for the role , to allow for meaningful security vetting checks. Closing Date: 11th January 2026 We reserve the right to close this vacancy early if we receive sufficient applications for the role . Therefore, if you are interested, please submit your application as early as possible. "Due to the festive season, there may be a delay in the processing of your application. Your application is important to us, and we will respond as soon as possible. Thank you for your understanding."

Job Title: Senior Engineer - Electrical Engineering (C & I) Location: Barrow-in-Furness - Hybrid (2 days onsite per fortnight dependent on business needs) Salary: Competitive (Commensurate with skills and experience) What you'll be doing: Develop a functional design for C&I solution for electrical systems, including deriving the functional design from Piping & Instrumentation diagrams Producing Bill of Materials for C&I equipment Specifying instrumentation measuring pressure/temperature/flow/level/analysis that is fit for purpose for specific process conditions Producing a C&I design that satisfies a wide range of requirements such as; functional; safety; defence standards, British standards, naval standards, nuclear standards Judging and measuring compliance against non-functional stakeholders (EMC, Shock, Metallics etc .) Produce verification evidence to demonstrate design compliance with requirements Production of various design documents such as; I/O schedules, instrument schedules, cable schedules, functional design specification, instrument specification Implementation of physical system-to-system interface design Undertaking/leading technical design reviews for C&I Articulating and presenting technical arguments, clearly and logically Undertaking peer reviews Managing system design maturity to meet programme demands Liaising with internal and external customers as part of a technical team Your skills and experiences: BEng (Hons) / MEng or equivalent Working towards professional registration Technical report writing skills Demonstrable experience of engineering lifecycle Knowledge and experience in defence standards whilst not essential would be an advantage System calculations, modelling and analysis Understanding of at least one of the following areas: Legacy understanding of submarine design programmes Experience in high, medium and low voltage systems Understanding of control system architecture and communication protocols (i.e RS-485, PROFIBUS) Completion and verification of designs in accordance with IEC 61508 - Functional Safety (or similar) and production of supporting evidence to substantiate safety claims Possess a multi-disciplinary understanding of engineering through experience including; Mechanical / Process / Instrument / Electrical / Control / Safety Specifying equipment for use in Hazardous Areas and producing verification evidence such as; Hazardous Area Schedule, Intrinsically Safe Loop Calculations Providing input to production and improvement of process instructions Benefits As well as a competitive pension scheme, BAE Systems also offers employee share plans, an extensive range of flexible discounted health, wellbeing and lifestyle benefits, including a green car scheme, private health plans and shopping discounts - you may also be eligible for an annual incentive. The Marine Systems Control and Instrumentation Team: An excellent opportunity has arisen for a Senior Engineer -Electrical Engineering (Control and Instrumentation) working within the Marine Systems Control and Instrumentation Team, developing C&I Design for Submarine Platform Marine Systems This role will be working on the SSNA program and the next generation submarine design. The Senior Engineer shall provide support to the Principal Engineers and/or external specialists during development, analysis , integration and verification of platform control and instrumentation systems. In this role you will be involved in leading analysis and the production of technical reports and team deliverables, such as managing and maturing operator control console design to meet defined design criteria and programme demands. We offer relocation support packages across all Submarines roles, subject to meeting eligibility criteria Why BAE Systems? This is a place where you'll be able to make a real difference. You'll be part of an inclusive culture that values diversity of thought, rewards integrity, and merit, and where you'll be empowered to fulfil your potential. We welcome people from all backgrounds and want to make sure that our recruitment processes are as inclusive as possible. If you have a disability or health condition (for example dyslexia, autism, an anxiety disorder etc .) that may affect your performance in certain assessment types, please speak to your recruiter about potential reasonable adjustments. Please be aware that many roles at BAE Systems are subject to both security and export control restrictions. These restrictions mean that factors such as your nationality, any nationalities you may have previously held, and your place of birth can restrict the roles you are eligible to perform within the organisation. All applicants must as a minimum achieve Baseline Personnel Security Standard. Many roles also require higher levels of National Security Vetting where applicants must typically have 5 to 10 years of continuous residency in the UK depending on the vetting level required for the role , to allow for meaningful security vetting checks. Closing Date: 11th January 2026 We reserve the right to close this vacancy early if we receive sufficient applications for the role . Therefore, if you are interested, please submit your application as early as possible. "Due to the festive season, there may be a delay in the processing of your application. Your application is important to us, and we will respond as soon as possible. Thank you for your understanding."

Job Title: Combat Systems Engineer - External Communications Location: Frimley, Filton, Portsmouth Broad Oak or Weymouth. We offer a range of hybrid and flexible working arrangements - please speak to your recruiter about the options for this particular role. Salary: Negotiable depending on experience What you'll be doing: Capturing and agreeing technical requirements in accordance with company and programme processes Reviewing technical solutions against contractual requirements and regulations for compliancy Design documentation generated, captured, configured and controlled in accordance with company processes Design change requirements and documentation generated, captured, configured and controlled in accordance with company processes Captured and agreed input to appropriate Verification Cross-Reference Index (VCRI), Integration, Test, Evaluation and Acceptance Plans (ITEAP) and Qualification Plans Understand and interpret the User Needs, Concept of Operations (CONOPS) and Concept of Use (CONUSE) and be able to derive the technical and functional requirements for specific external communications systems Ensure design proving evidence is comprehensive, captured within the requirements management tools (IBM DOORS) and has been endorsed by the appropriate level of authority Understand the contractual and performance requirements for external communications systems and support the definition and associated acceptance criteria and events through design, build, integration, installation and commissioning LCM process using CADMID Understand and support the flow-down of requirements to suppliers and acceptance of their specific deliverables, ensuring it is captured and recorded appropriately Provide specialist technical support to shipbuilder installation, integration activities and commissioning activities (included in-service refitting authorities) Provide technical support to integrated performance and acceptance activities, including acceptance of equipment from suppliers through to system acceptance by the customer Your skills and experiences: Essential: Knowledge of external (over the air) communications systems in the maritime defence domain and have a comprehensive understanding of how such systems and associated activities interact with the overall platform (knowledge of the whole radio frequency spectrum, Data/Voice Communications and Systems Network Architecture). Platform and ideally sea experience in an operational, build, trials or in-service support environment in order to have gained an understanding of the operational needs and requirements of a Combat System, and to help be credible with the Customer and User Have good awareness of Product Safety and SHE Good communication skills and be able to interact with stakeholders Desirable: Knowledge of the complete engineering lifecycle with some experience of operating in a number of phases of the Engineering Lifecycle Benefits: As well as a competitive pension scheme, BAE Systems also offers employee share plans, an extensive range of flexible discounted health, wellbeing and lifestyle benefits, including a green car scheme, private health plans and shopping discounts - you may also be eligible for an annual incentive. The ECS (External Communications Systems) team: You will be joining a tight knit and diverse team who are always looking to share their knowledge / expertise in this area. Challenges are met as a team, and this is an opportunity to both showcase your ability to engage with stakeholders and your collaborative skills. This role will have you leading areas such as Requirements Management and Testing & Integration of equipment into wider systems across Submarines. This will give you exposure to a range of suppliers & customers. We offer relocation support packages across all Submarines roles, subject to meeting eligibility criteria. Why BAE Systems? This is a place where you'll be able to make a real difference. You'll be part of an inclusive culture that values diversity of thought, rewards integrity, and merit, and where you'll be empowered to fulfil your potential. We welcome people from all backgrounds and want to make sure that our recruitment processes are as inclusive as possible. If you have a disability or health condition (for example dyslexia, autism, an anxiety disorder etc .) that may affect your performance in certain assessment types, please speak to your recruiter about potential reasonable adjustments. Please be aware that many roles at BAE Systems are subject to both security and export control restrictions. These restrictions mean that factors such as your nationality, any nationalities you may have previously held, and your place of birth can restrict the roles you are eligible to perform within the organisation. All applicants must as a minimum achieve Baseline Personnel Security Standard. Many roles also require higher levels of National Security Vetting where applicants must typically have 5 to 10 years of continuous residency in the UK depending on the vetting level required for the role , to allow for meaningful security vetting checks. Closing Date: 5th January 2026 We reserve the right to close this vacancy early if we receive sufficient applications for the role . Therefore, if you are interested, please submit your application as early as possible.

Job Title: Lead Mechanical Engineer Location: Barrow-in-Furness. We offer a range of hybrid and flexible working arrangements - please speak to your recruiter about the options for this role Salary: Competitive What you'll be doing: As a Lead Principal Engineer within the SSNA Platform Mechanical Integrated Delivery Team (IDT), you will play a key leadership role in delivering engineering scope across a complex and fast-paced submarine programme. You'll take ownership of multiple systems, provide technical assurance, and collaborate across disciplines to drive delivery forward. Leading the delivery of assigned engineering scope, ensuring quality and timely outputs across design, integration, and qualification Overseeing technical ownership of several mechanical systems, ensuring compliance with system requirements and effective collaboration across interface areas Producing engineering artifacts, including documentation, calculations and performing simulation/analysis. Managing task allocation and progress tracking through structured tools (Jira/Confluence), ensuring alignment with programme milestones, cost, and schedule expectations Coaching and supporting engineers at all levels - from graduates to senior professionals - to grow technical capability and confidence Working closely with peers, suppliers, and wider functional stakeholders to resolve issues and maintain delivery momentum Reviewing technical documentation, supporting hazard assessments, and managing change control with sound engineering judgement Proactively identifying and addressing shortfalls in delivery, documentation or process - embedding a culture of openness, improvement, and accountability Your skills and experiences: We're looking for someone who can confidently lead engineering work packages while mentoring others and contributing to a collaborative delivery culture. You should have: A proven track record of delivering complex mechanical or multi-disciplinary engineering tasks in a regulated environment Experience mentoring or coaching engineers to support technical and professional growth Excellent communication and influencing skills, with the confidence to lead conversations, challenge constructively, and build strong working relationships The ability to collaborate effectively across engineering, project, safety, ILS and supply chain functions Familiarity with task and documentation management tools such as Jira and Confluence Working toward or already professionally registered (CEng strongly preferred) A STEM-related degree (or equivalent experience) with strong foundations in systems thinking and platform-level integration Benefits: As well as a competitive pension scheme, BAE Systems also offers employee share plans, an extensive range of flexible discounted health, wellbeing and lifestyle benefits, including a green car scheme, private health plans and shopping discounts - you may also be eligible for an annual incentive. The Platform Mechanical team: You'll join the Platform Mechanical Integrated Delivery Team - a dynamic, collaborative engineering group working at the forefront of submarine platform development. The team brings together engineers from across disciplines, career levels, and partner organisations to deliver critical mechanical capability. Through close engagement with suppliers, systems engineers, and programme stakeholders, you'll play a central role in shaping high-integrity technical solutions, supporting team development, and ensuring delivery remains aligned with the wider programme plan and budget. We have multiple roles available & will be offering positions within the following disciplines; Air Purification & Atmosphere Monitoring, Trim & Compensation, Hydraulics, Air Movement & HVAC, and Cooling. We offer relocation support packages across all Submarines roles, subject to meeting eligibility criteria. Why BAE Systems? This is a place where you'll be able to make a real difference. You'll be part of an inclusive culture that values diversity of thought, rewards integrity, and merit, and where you'll be empowered to fulfil your potential. We welcome people from all backgrounds and want to make sure that our recruitment processes are as inclusive as possible. If you have a disability or health condition (for example dyslexia, autism, an anxiety disorder etc .) that may affect your performance in certain assessment types, please speak to your recruiter about potential reasonable adjustments. Please be aware that many roles at BAE Systems are subject to both security and export control restrictions. These restrictions mean that factors such as your nationality, any nationalities you may have previously held, and your place of birth can restrict the roles you are eligible to perform within the organisation. All applicants must as a minimum achieve Baseline Personnel Security Standard. Many roles also require higher levels of National Security Vetting where applicants must typically have 5 to 10 years of continuous residency in the UK depending on the vetting level required for the role , to allow for meaningful security vetting checks. Closing Date: 31st December 2025 We reserve the right to close this vacancy early if we receive sufficient applications for the role . Therefore, if you are interested, please submit your application as early as possible.

Job Title: Combat Systems Engineer - External Communications Location: Frimley, Filton, Portsmouth Broad Oak or Weymouth. We offer a range of hybrid and flexible working arrangements - please speak to your recruiter about the options for this particular role. Salary: Negotiable depending on experience What you'll be doing: Capturing and agreeing technical requirements in accordance with company and programme processes Reviewing technical solutions against contractual requirements and regulations for compliancy Design documentation generated, captured, configured and controlled in accordance with company processes Design change requirements and documentation generated, captured, configured and controlled in accordance with company processes Captured and agreed input to appropriate Verification Cross-Reference Index (VCRI), Integration, Test, Evaluation and Acceptance Plans (ITEAP) and Qualification Plans Understand and interpret the User Needs, Concept of Operations (CONOPS) and Concept of Use (CONUSE) and be able to derive the technical and functional requirements for specific external communications systems Ensure design proving evidence is comprehensive, captured within the requirements management tools (IBM DOORS) and has been endorsed by the appropriate level of authority Understand the contractual and performance requirements for external communications systems and support the definition and associated acceptance criteria and events through design, build, integration, installation and commissioning LCM process using CADMID Understand and support the flow-down of requirements to suppliers and acceptance of their specific deliverables, ensuring it is captured and recorded appropriately Provide specialist technical support to shipbuilder installation, integration activities and commissioning activities (included in-service refitting authorities) Provide technical support to integrated performance and acceptance activities, including acceptance of equipment from suppliers through to system acceptance by the customer Your skills and experiences: Essential: Knowledge of external (over the air) communications systems in the maritime defence domain and have a comprehensive understanding of how such systems and associated activities interact with the overall platform (knowledge of the whole radio frequency spectrum, Data/Voice Communications and Systems Network Architecture). Platform and ideally sea experience in an operational, build, trials or in-service support environment in order to have gained an understanding of the operational needs and requirements of a Combat System, and to help be credible with the Customer and User Have good awareness of Product Safety and SHE Good communication skills and be able to interact with stakeholders Desirable: Knowledge of the complete engineering lifecycle with some experience of operating in a number of phases of the Engineering Lifecycle Benefits: As well as a competitive pension scheme, BAE Systems also offers employee share plans, an extensive range of flexible discounted health, wellbeing and lifestyle benefits, including a green car scheme, private health plans and shopping discounts - you may also be eligible for an annual incentive. The ECS (External Communications Systems) team: You will be joining a tight knit and diverse team who are always looking to share their knowledge / expertise in this area. Challenges are met as a team, and this is an opportunity to both showcase your ability to engage with stakeholders and your collaborative skills. This role will have you leading areas such as Requirements Management and Testing & Integration of equipment into wider systems across Submarines. This will give you exposure to a range of suppliers & customers. We offer relocation support packages across all Submarines roles, subject to meeting eligibility criteria. Why BAE Systems? This is a place where you'll be able to make a real difference. You'll be part of an inclusive culture that values diversity of thought, rewards integrity, and merit, and where you'll be empowered to fulfil your potential. We welcome people from all backgrounds and want to make sure that our recruitment processes are as inclusive as possible. If you have a disability or health condition (for example dyslexia, autism, an anxiety disorder etc .) that may affect your performance in certain assessment types, please speak to your recruiter about potential reasonable adjustments. Please be aware that many roles at BAE Systems are subject to both security and export control restrictions. These restrictions mean that factors such as your nationality, any nationalities you may have previously held, and your place of birth can restrict the roles you are eligible to perform within the organisation. All applicants must as a minimum achieve Baseline Personnel Security Standard. Many roles also require higher levels of National Security Vetting where applicants must typically have 5 to 10 years of continuous residency in the UK depending on the vetting level required for the role , to allow for meaningful security vetting checks. Closing Date: 5th January 2026 We reserve the right to close this vacancy early if we receive sufficient applications for the role . Therefore, if you are interested, please submit your application as early as possible.

Job Title: Principal Engineer - Vehicle Motion Control System Architect Location: Barrow-in-Furness / Filton /Coventry - Hybrid - (dependent on business needs) Salary: Competitive (Commensurate with skills and experience) What you'll be doing: Elicit requirements and describe a design solution (from a functional perspective). Understand design constraints (due to existing hardware/ software). Perform functional safety (FuSa), Quality and Cyber analysis on your designs and architect a system than satisfies requirements. Develop, collate and publish evidence in support of, BAE product delivery processes & applicable standards. Ensure you designs translate into MBSE or MathWorks toolchain, without loss of any function. Manage suppliers to deliver the required solutions on time, to quality & budget. Guide the development of more junior members of the team. Be the technical Subject Matter Expert for the vehicle control system. Develop the Validation and Verification plan, including MiL and HiL. Attending factory acceptance tests. Configuration and testing of equipment. Your skills and experiences: Essential: BEng (Hons) / MEng or equivalent in a relevant subject. Demonstrated experience, hands-on , architecting, analysing and developing motion control or flight control systems, within a Systems Engineering framework. Demonstrated experience designing or developing safety critical systems compliant with Functional Safety and System-of-Systems best practice. Demonstrated experience developing systems compliant with cyber security considerations. Good understanding of Newtonian physics, demonstrable experience creating parameterised plant models, filtering and state machines. Significant experience developing the functional definition of bespoke motion or flight control systems that are compliant with at least 1 of IEC 61508 family of functional safety (FuSa) standards (e.g. ARP4761, ARP4654, ISO26262 etc .) Desirable: Further higher education e.g. MSc, PHD, post doc positions. Experience developing real-time MiL& HiL test in a Speedgoat simulation environment or similar (i.e. IPG, VI Grade, dSpace, NI etc .). Experience working on systems that have a HMI & GUI element. Technical report writing skills. CEng Benefits As well as a competitive pension scheme, BAE Systems also offers employee share plans, an extensive range of flexible discounted health, wellbeing and lifestyle benefits, including a green car scheme, private health plans and shopping discounts - you may also be eligible for an annual incentive. The Vehicle Control Team: An excellent opportunity has arisen for a Principal Engineer -Vehicle Motion Control System Architect, working within The Vehicle Control Team The Principal Engineer (Vehicle Control System Functional Architect) - shall provide support to the Engineering Manager and/or external specialists during design, development, analysis , integration and verification of our platform's motion control system (flight controls ). The Principal Engineer shall lead the development of our flight controls design solution. They must be familiar with functional safety and cyber security principles and be a role model for the application of systems engineering activities within the team. The Principal Engineer shall be responsible for technical leadership , concurrent with fostering a proactive team culture and developing the competency and skills of the team. We offer relocation support packages across all Submarines roles, subject to meeting eligibility criteria Why BAE Systems? This is a place where you'll be able to make a real difference. You'll be part of an inclusive culture that values diversity of thought, rewards integrity, and merit, and where you'll be empowered to fulfil your potential. We welcome people from all backgrounds and want to make sure that our recruitment processes are as inclusive as possible. If you have a disability or health condition (for example dyslexia, autism, an anxiety disorder etc .) that may affect your performance in certain assessment types, please speak to your recruiter about potential reasonable adjustments. Please be aware that many roles at BAE Systems are subject to both security and export control restrictions. These restrictions mean that factors such as your nationality, any nationalities you may have previously held, and your place of birth can restrict the roles you are eligible to perform within the organisation. All applicants must as a minimum achieve Baseline Personnel Security Standard. Many roles also require higher levels of National Security Vetting where applicants must typically have 5 to 10 years of continuous residency in the UK depending on the vetting level required for the role , to allow for meaningful security vetting checks. Closing Date: 7th January 2026 We reserve the right to close this vacancy early if we receive sufficient applications for the role . Therefore, if you are interested, please submit your application as early as possible. "Due to the festive season, there may be a delay in the processing of your application. Your application is important to us, and we will respond as soon as possible. Thank you for your understanding."

Job Title: Principal Engineer - Vehicle Motion Control System Architect Location: Barrow-in-Furness / Filton /Coventry - Hybrid - (dependent on business needs) Salary: Competitive (Commensurate with skills and experience) What you'll be doing: Elicit requirements and describe a design solution (from a functional perspective). Understand design constraints (due to existing hardware/ software). Perform functional safety (FuSa), Quality and Cyber analysis on your designs and architect a system than satisfies requirements. Develop, collate and publish evidence in support of, BAE product delivery processes & applicable standards. Ensure you designs translate into MBSE or MathWorks toolchain, without loss of any function. Manage suppliers to deliver the required solutions on time, to quality & budget. Guide the development of more junior members of the team. Be the technical Subject Matter Expert for the vehicle control system. Develop the Validation and Verification plan, including MiL and HiL. Attending factory acceptance tests. Configuration and testing of equipment. Your skills and experiences: Essential: BEng (Hons) / MEng or equivalent in a relevant subject. Demonstrated experience, hands-on , architecting, analysing and developing motion control or flight control systems, within a Systems Engineering framework. Demonstrated experience designing or developing safety critical systems compliant with Functional Safety and System-of-Systems best practice. Demonstrated experience developing systems compliant with cyber security considerations. Good understanding of Newtonian physics, demonstrable experience creating parameterised plant models, filtering and state machines. Significant experience developing the functional definition of bespoke motion or flight control systems that are compliant with at least 1 of IEC 61508 family of functional safety (FuSa) standards (e.g. ARP4761, ARP4654, ISO26262 etc .) Desirable: Further higher education e.g. MSc, PHD, post doc positions. Experience developing real-time MiL& HiL test in a Speedgoat simulation environment or similar (i.e. IPG, VI Grade, dSpace, NI etc .). Experience working on systems that have a HMI & GUI element. Technical report writing skills. CEng Benefits As well as a competitive pension scheme, BAE Systems also offers employee share plans, an extensive range of flexible discounted health, wellbeing and lifestyle benefits, including a green car scheme, private health plans and shopping discounts - you may also be eligible for an annual incentive. The Vehicle Control Team: An excellent opportunity has arisen for a Principal Engineer -Vehicle Motion Control System Architect, working within The Vehicle Control Team The Principal Engineer (Vehicle Control System Functional Architect) - shall provide support to the Engineering Manager and/or external specialists during design, development, analysis , integration and verification of our platform's motion control system (flight controls ). The Principal Engineer shall lead the development of our flight controls design solution. They must be familiar with functional safety and cyber security principles and be a role model for the application of systems engineering activities within the team. The Principal Engineer shall be responsible for technical leadership , concurrent with fostering a proactive team culture and developing the competency and skills of the team. We offer relocation support packages across all Submarines roles, subject to meeting eligibility criteria Why BAE Systems? This is a place where you'll be able to make a real difference. You'll be part of an inclusive culture that values diversity of thought, rewards integrity, and merit, and where you'll be empowered to fulfil your potential. We welcome people from all backgrounds and want to make sure that our recruitment processes are as inclusive as possible. If you have a disability or health condition (for example dyslexia, autism, an anxiety disorder etc .) that may affect your performance in certain assessment types, please speak to your recruiter about potential reasonable adjustments. Please be aware that many roles at BAE Systems are subject to both security and export control restrictions. These restrictions mean that factors such as your nationality, any nationalities you may have previously held, and your place of birth can restrict the roles you are eligible to perform within the organisation. All applicants must as a minimum achieve Baseline Personnel Security Standard. Many roles also require higher levels of National Security Vetting where applicants must typically have 5 to 10 years of continuous residency in the UK depending on the vetting level required for the role , to allow for meaningful security vetting checks. Closing Date: 7th January 2026 We reserve the right to close this vacancy early if we receive sufficient applications for the role . Therefore, if you are interested, please submit your application as early as possible. "Due to the festive season, there may be a delay in the processing of your application. Your application is important to us, and we will respond as soon as possible. Thank you for your understanding."

Job Title: Principal Engineer - Vehicle Motion Control System Architect Location: Barrow-in-Furness / Filton /Coventry - Hybrid - (dependent on business needs) Salary: Competitive (Commensurate with skills and experience) What you'll be doing: Elicit requirements and describe a design solution (from a functional perspective). Understand design constraints (due to existing hardware/ software). Perform functional safety (FuSa), Quality and Cyber analysis on your designs and architect a system than satisfies requirements. Develop, collate and publish evidence in support of, BAE product delivery processes & applicable standards. Ensure you designs translate into MBSE or MathWorks toolchain, without loss of any function. Manage suppliers to deliver the required solutions on time, to quality & budget. Guide the development of more junior members of the team. Be the technical Subject Matter Expert for the vehicle control system. Develop the Validation and Verification plan, including MiL and HiL. Attending factory acceptance tests. Configuration and testing of equipment. Your skills and experiences: Essential: BEng (Hons) / MEng or equivalent in a relevant subject. Demonstrated experience, hands-on , architecting, analysing and developing motion control or flight control systems, within a Systems Engineering framework. Demonstrated experience designing or developing safety critical systems compliant with Functional Safety and System-of-Systems best practice. Demonstrated experience developing systems compliant with cyber security considerations. Good understanding of Newtonian physics, demonstrable experience creating parameterised plant models, filtering and state machines. Significant experience developing the functional definition of bespoke motion or flight control systems that are compliant with at least 1 of IEC 61508 family of functional safety (FuSa) standards (e.g. ARP4761, ARP4654, ISO26262 etc .) Desirable: Further higher education e.g. MSc, PHD, post doc positions. Experience developing real-time MiL& HiL test in a Speedgoat simulation environment or similar (i.e. IPG, VI Grade, dSpace, NI etc .). Experience working on systems that have a HMI & GUI element. Technical report writing skills. CEng Benefits As well as a competitive pension scheme, BAE Systems also offers employee share plans, an extensive range of flexible discounted health, wellbeing and lifestyle benefits, including a green car scheme, private health plans and shopping discounts - you may also be eligible for an annual incentive. The Vehicle Control Team: An excellent opportunity has arisen for a Principal Engineer -Vehicle Motion Control System Architect, working within The Vehicle Control Team The Principal Engineer (Vehicle Control System Functional Architect) - shall provide support to the Engineering Manager and/or external specialists during design, development, analysis , integration and verification of our platform's motion control system (flight controls ). The Principal Engineer shall lead the development of our flight controls design solution. They must be familiar with functional safety and cyber security principles and be a role model for the application of systems engineering activities within the team. The Principal Engineer shall be responsible for technical leadership , concurrent with fostering a proactive team culture and developing the competency and skills of the team. We offer relocation support packages across all Submarines roles, subject to meeting eligibility criteria Why BAE Systems? This is a place where you'll be able to make a real difference. You'll be part of an inclusive culture that values diversity of thought, rewards integrity, and merit, and where you'll be empowered to fulfil your potential. We welcome people from all backgrounds and want to make sure that our recruitment processes are as inclusive as possible. If you have a disability or health condition (for example dyslexia, autism, an anxiety disorder etc .) that may affect your performance in certain assessment types, please speak to your recruiter about potential reasonable adjustments. Please be aware that many roles at BAE Systems are subject to both security and export control restrictions. These restrictions mean that factors such as your nationality, any nationalities you may have previously held, and your place of birth can restrict the roles you are eligible to perform within the organisation. All applicants must as a minimum achieve Baseline Personnel Security Standard. Many roles also require higher levels of National Security Vetting where applicants must typically have 5 to 10 years of continuous residency in the UK depending on the vetting level required for the role , to allow for meaningful security vetting checks. Closing Date: 7th January 2026 We reserve the right to close this vacancy early if we receive sufficient applications for the role . Therefore, if you are interested, please submit your application as early as possible. "Due to the festive season, there may be a delay in the processing of your application. Your application is important to us, and we will respond as soon as possible. Thank you for your understanding."

Job Title: Lead Mechanical Engineer Location: Barrow-in-Furness. We offer a range of hybrid and flexible working arrangements - please speak to your recruiter about the options for this role Salary: Competitive What you'll be doing: As a Lead Principal Engineer within the SSNA Platform Mechanical Integrated Delivery Team (IDT), you will play a key leadership role in delivering engineering scope across a complex and fast-paced submarine programme. You'll take ownership of multiple systems, provide technical assurance, and collaborate across disciplines to drive delivery forward. Leading the delivery of assigned engineering scope, ensuring quality and timely outputs across design, integration, and qualification Overseeing technical ownership of several mechanical systems, ensuring compliance with system requirements and effective collaboration across interface areas Producing engineering artifacts, including documentation, calculations and performing simulation/analysis. Managing task allocation and progress tracking through structured tools (Jira/Confluence), ensuring alignment with programme milestones, cost, and schedule expectations Coaching and supporting engineers at all levels - from graduates to senior professionals - to grow technical capability and confidence Working closely with peers, suppliers, and wider functional stakeholders to resolve issues and maintain delivery momentum Reviewing technical documentation, supporting hazard assessments, and managing change control with sound engineering judgement Proactively identifying and addressing shortfalls in delivery, documentation or process - embedding a culture of openness, improvement, and accountability Your skills and experiences: We're looking for someone who can confidently lead engineering work packages while mentoring others and contributing to a collaborative delivery culture. You should have: A proven track record of delivering complex mechanical or multi-disciplinary engineering tasks in a regulated environment Experience mentoring or coaching engineers to support technical and professional growth Excellent communication and influencing skills, with the confidence to lead conversations, challenge constructively, and build strong working relationships The ability to collaborate effectively across engineering, project, safety, ILS and supply chain functions Familiarity with task and documentation management tools such as Jira and Confluence Working toward or already professionally registered (CEng strongly preferred) A STEM-related degree (or equivalent experience) with strong foundations in systems thinking and platform-level integration Benefits: As well as a competitive pension scheme, BAE Systems also offers employee share plans, an extensive range of flexible discounted health, wellbeing and lifestyle benefits, including a green car scheme, private health plans and shopping discounts - you may also be eligible for an annual incentive. The Platform Mechanical team: You'll join the Platform Mechanical Integrated Delivery Team - a dynamic, collaborative engineering group working at the forefront of submarine platform development. The team brings together engineers from across disciplines, career levels, and partner organisations to deliver critical mechanical capability. Through close engagement with suppliers, systems engineers, and programme stakeholders, you'll play a central role in shaping high-integrity technical solutions, supporting team development, and ensuring delivery remains aligned with the wider programme plan and budget. We have multiple roles available & will be offering positions within the following disciplines; Air Purification & Atmosphere Monitoring, Trim & Compensation, Hydraulics, Air Movement & HVAC, and Cooling. We offer relocation support packages across all Submarines roles, subject to meeting eligibility criteria. Why BAE Systems? This is a place where you'll be able to make a real difference. You'll be part of an inclusive culture that values diversity of thought, rewards integrity, and merit, and where you'll be empowered to fulfil your potential. We welcome people from all backgrounds and want to make sure that our recruitment processes are as inclusive as possible. If you have a disability or health condition (for example dyslexia, autism, an anxiety disorder etc .) that may affect your performance in certain assessment types, please speak to your recruiter about potential reasonable adjustments. Please be aware that many roles at BAE Systems are subject to both security and export control restrictions. These restrictions mean that factors such as your nationality, any nationalities you may have previously held, and your place of birth can restrict the roles you are eligible to perform within the organisation. All applicants must as a minimum achieve Baseline Personnel Security Standard. Many roles also require higher levels of National Security Vetting where applicants must typically have 5 to 10 years of continuous residency in the UK depending on the vetting level required for the role , to allow for meaningful security vetting checks. Closing Date: 31st December 2025 We reserve the right to close this vacancy early if we receive sufficient applications for the role . Therefore, if you are interested, please submit your application as early as possible.

Job Title: Principal Engineer - Vehicle Motion Control System Architect Location: Barrow-in-Furness / Filton /Coventry - Hybrid - (dependent on business needs) Salary: Competitive (Commensurate with skills and experience) What you'll be doing: Elicit requirements and describe a design solution (from a functional perspective). Understand design constraints (due to existing hardware/ software). Perform functional safety (FuSa), Quality and Cyber analysis on your designs and architect a system than satisfies requirements. Develop, collate and publish evidence in support of, BAE product delivery processes & applicable standards. Ensure you designs translate into MBSE or MathWorks toolchain, without loss of any function. Manage suppliers to deliver the required solutions on time, to quality & budget. Guide the development of more junior members of the team. Be the technical Subject Matter Expert for the vehicle control system. Develop the Validation and Verification plan, including MiL and HiL. Attending factory acceptance tests. Configuration and testing of equipment. Your skills and experiences: Essential: BEng (Hons) / MEng or equivalent in a relevant subject. Demonstrated experience, hands-on , architecting, analysing and developing motion control or flight control systems, within a Systems Engineering framework. Demonstrated experience designing or developing safety critical systems compliant with Functional Safety and System-of-Systems best practice. Demonstrated experience developing systems compliant with cyber security considerations. Good understanding of Newtonian physics, demonstrable experience creating parameterised plant models, filtering and state machines. Significant experience developing the functional definition of bespoke motion or flight control systems that are compliant with at least 1 of IEC 61508 family of functional safety (FuSa) standards (e.g. ARP4761, ARP4654, ISO26262 etc .) Desirable: Further higher education e.g. MSc, PHD, post doc positions. Experience developing real-time MiL& HiL test in a Speedgoat simulation environment or similar (i.e. IPG, VI Grade, dSpace, NI etc .). Experience working on systems that have a HMI & GUI element. Technical report writing skills. CEng Benefits As well as a competitive pension scheme, BAE Systems also offers employee share plans, an extensive range of flexible discounted health, wellbeing and lifestyle benefits, including a green car scheme, private health plans and shopping discounts - you may also be eligible for an annual incentive. The Vehicle Control Team: An excellent opportunity has arisen for a Principal Engineer -Vehicle Motion Control System Architect, working within The Vehicle Control Team The Principal Engineer (Vehicle Control System Functional Architect) - shall provide support to the Engineering Manager and/or external specialists during design, development, analysis , integration and verification of our platform's motion control system (flight controls ). The Principal Engineer shall lead the development of our flight controls design solution. They must be familiar with functional safety and cyber security principles and be a role model for the application of systems engineering activities within the team. The Principal Engineer shall be responsible for technical leadership , concurrent with fostering a proactive team culture and developing the competency and skills of the team. We offer relocation support packages across all Submarines roles, subject to meeting eligibility criteria Why BAE Systems? This is a place where you'll be able to make a real difference. You'll be part of an inclusive culture that values diversity of thought, rewards integrity, and merit, and where you'll be empowered to fulfil your potential. We welcome people from all backgrounds and want to make sure that our recruitment processes are as inclusive as possible. If you have a disability or health condition (for example dyslexia, autism, an anxiety disorder etc .) that may affect your performance in certain assessment types, please speak to your recruiter about potential reasonable adjustments. Please be aware that many roles at BAE Systems are subject to both security and export control restrictions. These restrictions mean that factors such as your nationality, any nationalities you may have previously held, and your place of birth can restrict the roles you are eligible to perform within the organisation. All applicants must as a minimum achieve Baseline Personnel Security Standard. Many roles also require higher levels of National Security Vetting where applicants must typically have 5 to 10 years of continuous residency in the UK depending on the vetting level required for the role , to allow for meaningful security vetting checks. Closing Date: 7th January 2026 We reserve the right to close this vacancy early if we receive sufficient applications for the role . Therefore, if you are interested, please submit your application as early as possible. "Due to the festive season, there may be a delay in the processing of your application. Your application is important to us, and we will respond as soon as possible. Thank you for your understanding."

Job Title: Principal Mechanical Engineer Location: Barrow-in-Furness. We offer a range of hybrid and flexible working arrangements - please speak to your recruiter about the options for this particular role. Salary: Circa £55k What you'll be doing: Design of multiple platform systems, sub-systems and equipment for the next generation Royal Navy submarines Undertake functional design activities, modelling and analysis Produce design documentation, Verification & Validation evidence and safety justifications Support specification qualification and procurement of components, working collaboratively with suppliers Engaging with stakeholders across the cross-functional project team Driving engineering governance through peer reviews and design reviews Your skills and experiences: Essential: Proven capability in system lifecycle delivery - from concept through to commissioning Demonstrated leadership - either through technical direction, mentoring, or project ownership Degree Level Qualification or Chartered engineer or working towards professional accreditation. Mechanical Engineering background in Rotator Machinery, Components or Fluid Dynamics. Desirable: Knowledge of platform-level constraints such as noise, shock, or survivability Previous experience integrating purification systems with submarine life-support, HVAC, and emergency protocols Experience in the design of gas scrubbing, filtration, and environmental control systems (e.g. CO removal, O generation, trace contaminant management , radiological hazards) - ideally in complex , safety-critical environments (e.g. maritime, aerospace, defence, nuclear, oil & gas and sub-sea) Benefits: As well as a competitive pension scheme, BAE Systems also offers employee share plans, an extensive range of flexible discounted health, wellbeing and lifestyle benefits, including a green car scheme, private health plans and shopping discounts - you may also be eligible for an annual incentive. The Mechanical Engineering team: As a Lead Mechanical Engineer - Air Purification Systems, you will play a pivotal role in the design and development of submarine Air Purification and Atmosphere Monitoring systems. This includes system-level design, technical leadership , supplier engagement, and the opportunity to steer design architecture across a major submarine programme. We offer relocation support packages across all Submarines roles, subject to meeting eligibility criteria. Why BAE Systems? This is a place where you'll be able to make a real difference. You'll be part of an inclusive culture that values diversity of thought, rewards integrity, and merit, and where you'll be empowered to fulfil your potential. We welcome people from all backgrounds and want to make sure that our recruitment processes are as inclusive as possible. If you have a disability or health condition (for example dyslexia, autism, an anxiety disorder etc .) that may affect your performance in certain assessment types, please speak to your recruiter about potential reasonable adjustments. Please be aware that many roles at BAE Systems are subject to both security and export control restrictions. These restrictions mean that factors such as your nationality, any nationalities you may have previously held, and your place of birth can restrict the roles you are eligible to perform within the organisation. All applicants must as a minimum achieve Baseline Personnel Security Standard. Many roles also require higher levels of National Security Vetting where applicants must typically have 5 to 10 years of continuous residency in the UK depending on the vetting level required for the role , to allow for meaningful security vetting checks. Closing Date: 2nd January 2025 We reserve the right to close this vacancy early if we receive sufficient applications for the role . Therefore, if you are interested, please submit your application as early as possible.

Job Title: Principal Engineer - Nuclear Substantiation (Site) Location: Barrow-in-Furness. We offer a range of hybrid and flexible working arrangements - please speak to your recruiter about the options for this particular role. Salary: £60,000 + depending on experience What you'll be doing: Authoring and managing nuclear site assets' design substantiation documentation supporting the site nuclear safety case Reviewing analyses , assessments, and calculations supporting nuclear design substantiation Supporting periodic review of safety Taking ownership of deliverables, and demonstrating high levels of autonomy and leadership Supporting the implementation of design substantiation requirements Working closely with a broad range of stakeholders including Site Safety Case, Human Factors, and Engineering Authority Teams Support in the development of other Nuclear Substantiation team members Collaborating with the wider business on site assets nuclear design substantiation related activities Your skills and experiences: Essential: Experience of the nuclear industry and nuclear safety regulations Degree qualified in a STEM subject or equivalent working experience. Ability to produce high quality technical reports Determined in driving all deliverable and associated activities through due process to completion Excellent stakeholder management Desirable: Broad understanding of multiple engineering disciplines Chartered Engineer from the Engineering Council and a member of a relevant professional body Nuclear design substantiation analysis and assessment exposure/experience Benefits: As well as a competitive pension scheme, BAE Systems also offers employee share plans, an extensive range of flexible discounted health, wellbeing and lifestyle benefits, including a green car scheme, private health plans and shopping discounts - you may also be eligible for an annual incentive. The Site Engineering - Nuclear Substantiation team: You will be joining a key team with some great development opportunities both in the technical and managerial streams. Native to the team, there are opportunities to get involved in the design substantiation and safety justification of a variety of site assets and facilities spanning mechanical, civil and structural, and electrical, in addition to getting in involved in finite element analysis and simulation using the latest cutting-edge tools and techniques. This also involves regular interaction and joint working with the Engineering Authority, Site Specialist Engineers, Site Safety Case, Human Factors, as well as Boat Services and Boat Build functions delivering an exceptionally varied and diverse scope. This interaction offers plenty of development opportunities both in terms of formal secondments and informal extended collaboration to suite you and your career aspirations. This could be an exciting and fulfilling opportunity waiting for you at the Nuclear Substantiation and Analysis team - SEA (DDC) at BAE Systems. Apply today to see how far you can go. We offer relocation support packages across all Submarine roles, subject to meeting eligibility criteria. Why BAE Systems? This is a place where you'll be able to make a real difference. You'll be part of an inclusive culture that values diversity of thought, rewards integrity, and merit, and where you'll be empowered to fulfil your potential. We welcome people from all backgrounds and want to make sure that our recruitment processes are as inclusive as possible. If you have a disability or health condition (for example dyslexia, autism, an anxiety disorder etc .) that may affect your performance in certain assessment types, please speak to your recruiter about potential reasonable adjustments. Please be aware that many roles at BAE Systems are subject to both security and export control restrictions. These restrictions mean that factors such as your nationality, any nationalities you may have previously held, and your place of birth can restrict the roles you are eligible to perform within the organisation. All applicants must as a minimum achieve Baseline Personnel Security Standard. Many roles also require higher levels of National Security Vetting where applicants must typically have 5 to 10 years of continuous residency in the UK depending on the vetting level required for the role , to allow for meaningful security vetting checks. Closing Date: 5th January 2026 We reserve the right to close this vacancy early if we receive sufficient applications for the role . Therefore, if you are interested, please submit your application as early as possible.

Job Title: Principal Engineer - Human Factors Location: Barrow-In-Furness / Filton / Frimley /BroadOak / Manchester / Coventry (Hybrid) Salary: Negotiable (Commensurate with skills and experience) What you'll be doing: Assessing risks of human error and providing Human Factors advice Performing task analysis Working with Process authors to improve procedures to reduce risk of unintended outcomes Representing Human Factors at design technical reviews Conducting design substantiation reviews Supporting Safety Case delivery Leading Human Factors programmes of work Your skills and experiences: Essential Degree in Human Factors/Psychology or equivalent experience Demonstrable Human Factors experience Experience in delivering Human Factors into safety case in a nuclear setting Previous experience of stakeholder management Proven experience in coaching and mentor others Experience in writing assessment reports and safety cases Desirable: Chartered Ergonomist status with CIEHF (or capable of achieving this) Submarine experience Benefits As well as a competitive pension scheme, BAE Systems also offers employee share plans, an extensive range of flexible discounted health, wellbeing and lifestyle benefits, including a green car scheme, private health plans and shopping discounts - you may also be eligible for an annual incentive. The Human factors Team: An excellent opportunity has arisen for a Principal Engineer - Human Factors, working within The Human Factors Team. You will be looking at the Human Factors of Site Safety of the Barrow site and Boat programmes. As a Principal Human Factors engineer, you will be part of a team working across all 3 submarine programmes at BAE Systems. This is a very exciting time to be joining one the largest Human Factors teams in the UK. Our team provides safety-oriented support to the day-to-day business of designing, building and operating submarines and to the maintenance of our nuclear site licence. Should you wish to relocate closer to the nuclear site at Barrow, we offer relocation support packages across all Submarines roles, subject to meeting eligibility criteria. Why BAE Systems? This is a place where you'll be able to make a real difference. You'll be part of an inclusive culture that values diversity of thought, rewards integrity, and merit, and where you'll be empowered to fulfil your potential. We welcome people from all backgrounds and want to make sure that our recruitment processes are as inclusive as possible. If you have a disability or health condition (for example dyslexia, autism, an anxiety disorder etc .) that may affect your performance in certain assessment types, please speak to your recruiter about potential reasonable adjustments. Please be aware that many roles at BAE Systems are subject to both security and export control restrictions. These restrictions mean that factors such as your nationality, any nationalities you may have previously held, and your place of birth can restrict the roles you are eligible to perform within the organisation. All applicants must as a minimum achieve Baseline Personnel Security Standard. Many roles also require higher levels of National Security Vetting where applicants must typically have 5 to 10 years of continuous residency in the UK depending on the vetting level required for the role , to allow for meaningful security vetting checks. Closing Date: 11th January 2026 We reserve the right to close this vacancy early if we receive sufficient applications for the role . Therefore, if you are interested, please submit your application as early as possible. "Due to the festive season, there may be a delay in the processing of your application. Your application is important to us, and we will respond as soon as possible. Thank you for your understanding."

Job Title: Principal Engineer - Nuclear Substantiation (Site) Location: Barrow-in-Furness. We offer a range of hybrid and flexible working arrangements - please speak to your recruiter about the options for this particular role. Salary: £60,000 + depending on experience What you'll be doing: Authoring and managing nuclear site assets' design substantiation documentation supporting the site nuclear safety case Reviewing analyses , assessments, and calculations supporting nuclear design substantiation Supporting periodic review of safety Taking ownership of deliverables, and demonstrating high levels of autonomy and leadership Supporting the implementation of design substantiation requirements Working closely with a broad range of stakeholders including Site Safety Case, Human Factors, and Engineering Authority Teams Support in the development of other Nuclear Substantiation team members Collaborating with the wider business on site assets nuclear design substantiation related activities Your skills and experiences: Essential: Experience of the nuclear industry and nuclear safety regulations Degree qualified in a STEM subject or equivalent working experience. Ability to produce high quality technical reports Determined in driving all deliverable and associated activities through due process to completion Excellent stakeholder management Desirable: Broad understanding of multiple engineering disciplines Chartered Engineer from the Engineering Council and a member of a relevant professional body Nuclear design substantiation analysis and assessment exposure/experience Benefits: As well as a competitive pension scheme, BAE Systems also offers employee share plans, an extensive range of flexible discounted health, wellbeing and lifestyle benefits, including a green car scheme, private health plans and shopping discounts - you may also be eligible for an annual incentive. The Site Engineering - Nuclear Substantiation team: You will be joining a key team with some great development opportunities both in the technical and managerial streams. Native to the team, there are opportunities to get involved in the design substantiation and safety justification of a variety of site assets and facilities spanning mechanical, civil and structural, and electrical, in addition to getting in involved in finite element analysis and simulation using the latest cutting-edge tools and techniques. This also involves regular interaction and joint working with the Engineering Authority, Site Specialist Engineers, Site Safety Case, Human Factors, as well as Boat Services and Boat Build functions delivering an exceptionally varied and diverse scope. This interaction offers plenty of development opportunities both in terms of formal secondments and informal extended collaboration to suite you and your career aspirations. This could be an exciting and fulfilling opportunity waiting for you at the Nuclear Substantiation and Analysis team - SEA (DDC) at BAE Systems. Apply today to see how far you can go. We offer relocation support packages across all Submarine roles, subject to meeting eligibility criteria. Why BAE Systems? This is a place where you'll be able to make a real difference. You'll be part of an inclusive culture that values diversity of thought, rewards integrity, and merit, and where you'll be empowered to fulfil your potential. We welcome people from all backgrounds and want to make sure that our recruitment processes are as inclusive as possible. If you have a disability or health condition (for example dyslexia, autism, an anxiety disorder etc .) that may affect your performance in certain assessment types, please speak to your recruiter about potential reasonable adjustments. Please be aware that many roles at BAE Systems are subject to both security and export control restrictions. These restrictions mean that factors such as your nationality, any nationalities you may have previously held, and your place of birth can restrict the roles you are eligible to perform within the organisation. All applicants must as a minimum achieve Baseline Personnel Security Standard. Many roles also require higher levels of National Security Vetting where applicants must typically have 5 to 10 years of continuous residency in the UK depending on the vetting level required for the role , to allow for meaningful security vetting checks. Closing Date: 5th January 2026 We reserve the right to close this vacancy early if we receive sufficient applications for the role . Therefore, if you are interested, please submit your application as early as possible.

Job Title: Principal HVAC Design Engineer Location: Barrow-in-Furness. We offer a range of hybrid and flexible working arrangements - please speak to your recruiter about the options for this role Salary: Circa £55,000 What you'll be doing: Lead the end-to-end development of cutting-edge HVAC systems, ensuring they meet demanding performance, safety, and environmental standards Create and review high-impact engineering artefacts - from specifications and P&IDs to calculations and 3D models Drive advanced thermal, airflow, and pressure analyses toto validate system performance in challenging conditions Transform complex requirements into robust, innovative, and verifiable design solutions that set the benchmark for excellence Guide and influence engineers, suppliers, and design partners, shaping best-in-class HVAC integration across the platform Enhance design standards and evaluate specialist equipment, contributing to reviews, hazard assessments, and lifecycle verification Your skills and experiences: Strong technical expertise in HVAC and mechanical system design, including psychometrics, thermal analysis , equipment specification, schematics and system balancing Proven experience working in complex or regulated industries, with knowledge of standards such as ISO 15138, BS EN 378, ASHRAE, or CIBSE Skilled in system performance assessment, design validation, modelling, and failure analysis Awareness of multi-disciplinary system integration challenges across structures, electrical, controls , safety, and installation Excellent technical communication and reporting abilities, engaging both internal and external stakeholders STEM degree (or equivalent experience), ideally working toward or holding professional registration (CEng preferred) Benefits: As well as a competitive pension scheme, BAE Systems also offers employee share plans, an extensive range of flexible discounted health, wellbeing and lifestyle benefits, including a green car scheme, private health plans and shopping discounts - you may also be eligible for an annual incentive. The Platform Mechanical Integrated Delivery Team: As a Principal HVAC Design Engineer, you'll be at the forefront of one of the UK's most advanced engineering programmes - leading the delivery of complex HVAC systems that shape the future of submarine platforms. You'll take ownership of high-impact systems, provide trusted technical authority, and work across multiple disciplines to drive innovative solutions into reality. You'll be part of the Platform Mechanical Integrated Delivery Team - a fast-moving, highly collaborative group of specialists pushing the boundaries of submarine engineering. This is a unique opportunity to work alongside experts from diverse backgrounds and partner organisations, contributing to mechanical capabilities that are critical to the success of the entire platform We offer relocation support across all Submarine roles, subject to meeting eligibility criteria Why BAE Systems? This is a place where you'll be able to make a real difference. You'll be part of an inclusive culture that values diversity of thought, rewards integrity, and merit, and where you'll be empowered to fulfil your potential. We welcome people from all backgrounds and want to make sure that our recruitment processes are as inclusive as possible. If you have a disability or health condition (for example dyslexia, autism, an anxiety disorder etc .) that may affect your performance in certain assessment types, please speak to your recruiter about potential reasonable adjustments. Please be aware that many roles at BAE Systems are subject to both security and export control restrictions. These restrictions mean that factors such as your nationality, any nationalities you may have previously held, and your place of birth can restrict the roles you are eligible to perform within the organisation. All applicants must as a minimum achieve Baseline Personnel Security Standard. Many roles also require higher levels of National Security Vetting where applicants must typically have 5 to 10 years of continuous residency in the UK depending on the vetting level required for the role , to allow for meaningful security vetting checks. Closing Date: 15th January 2026 We reserve the right to close this vacancy early if we receive sufficient applications for the role . Therefore, if you are interested, please submit your application as early as possible.