670 jobs found

Principal Systems Engineer - External Communications Frimley, Surrey (hybrid working 2-3 days on site per week) - 12 month duration - Pay rate £57 p/h PAYE basic (£65.29 including holiday pay) or £76.98 p/h Umbrella The External Communications Principal Engineer will be able to apply their subject matter expertise and domain experience to good Systems Engineering practices, to support the Engineerin click apply for full job details

Job Title: Principal Process Safety 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: £47,241 + depending on experience What you'll be doing: Completing DSEAR risk assessments and compliance activities Mentoring and developing junior engineers Reviewing and producing explosion safety strategies Peer reviewing work Risk Analysis Developing and producing processes and policy documentation for the site Your skills and experiences: Essential: Experience of working in an explosion safety engineering environment and applying various methods of hazard analysis DSEAR risk assessment production including hazard identification and analysis (preferably from a high hazard industry) A thorough understanding of Hazardous Area Classification (HAC) and Proven track record in implementing business processes to achieve strategic objectives Desirable: Degree qualified in a STEM discipline COMAH - Control of Major Accident Hazards (Safety Case support) experience Site Asset Protection experience & Fire Safety Engineering 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 Safety & Environmental team This is an exciting opportunity to join an established team tasked which offers exposure to the wider strategic initiative . You will be working with six people from principals to apprentices, liaising with operational managers, heads of departments as well as the Health & Safety teams. This role offers exposure to the Wider Control Damage Hazards team whilst individually being given the opportunity for professional growth within the function. 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: 19th 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 - Systems Engineering (Requirements & Acceptance) Location: Barrow-in-Furness - (Hybrid - 2 days on site per fortnight) - (dependent on business needs) Salary: Up to £60,000 - (Commensurate with skills and experience) What you'll be doing: Generate and assure consistency within the requirement set for 12 major C&I systems including Distributed Control Systems, Control Console and Vehicle Control Systems Support the wider C&I design for several C&I sub-systems for Secondary Propulsion, Platform Mechanical and Platform Electrical Manage various requirements stakeholders to provide consistency across the Centralised C&I team Support the development of a functional design for the systems within scope for Centralised C&I Assess the design against compliance to its requirements, ensuring that the design risk is mitigated as far as reasonably practicable Provide guidance and instruction on the engineering methods/process to deliver the engineering delivery plan Develop guidance and instruction on the engineering methods/process to ensure consistent technical goodness Work with the Engineering Delivery Team with varying levels of SQEP to develop technical solutions, developing the team members and nurturing their development Your skills and experiences: Essential Degree qualified in Engineering discipline Experience within regulated industry such as Defence, Oil and Gas, or Nuclear Professional knowledge and experience in C&I design across the whole lifecycle Stakeholder management & communication skills Well developed experience in full lifecycle requirements management Desirable: Supplier Requirements management 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 SSNA CCI Governance Team: As a Principal Engineer - Systems Engineering you will be working as part of the Centralised C&I Governance Team, responsible for developing the process, procedure and providing assurance for the next generation of Nuclear Attack Submarine. You will be working as part of a new founded governance team whereby you will have the opportunity to craft future ways of working, which could lay the foundations for the success of the SSNA C&I 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: 25th 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 Process Safety 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: £47,241 + depending on experience What you'll be doing: Completing DSEAR risk assessments and compliance activities Mentoring and developing junior engineers Reviewing and producing explosion safety strategies Peer reviewing work Risk Analysis Developing and producing processes and policy documentation for the site Your skills and experiences: Essential: Experience of working in an explosion safety engineering environment and applying various methods of hazard analysis DSEAR risk assessment production including hazard identification and analysis (preferably from a high hazard industry) A thorough understanding of Hazardous Area Classification (HAC) and Proven track record in implementing business processes to achieve strategic objectives Desirable: Degree qualified in a STEM discipline COMAH - Control of Major Accident Hazards (Safety Case support) experience Site Asset Protection experience & Fire Safety Engineering 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 Safety & Environmental team This is an exciting opportunity to join an established team tasked which offers exposure to the wider strategic initiative . You will be working with six people from principals to apprentices, liaising with operational managers, heads of departments as well as the Health & Safety teams. This role offers exposure to the Wider Control Damage Hazards team whilst individually being given the opportunity for professional growth within the function. 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: 19th 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 Product Safety Engineer Location: Broad Oak, Frimley, New Malden or Filton. We offer a range of hybrid and flexible working arrangements. Please speak to your recruiter about the options for this particular role Salary: Circa £70,000 depending on qualifications and experience What you'll be doing: Providing support to the functions Technical Authority teams with the management of the hazards, risks and associated mitigations and contribute to the development of the hazard log and the maturity of information contained within. Responsible for product safety strategy/argument assessment against major subsystems or key complex technologies. Production of high-quality submissions including hazard logs, safety cases and safety plans. Organising and facilitate HAZIDs and review meetings and contribute to other HAZIDs when required. Working with the Technical Authority teams and embedded Safety Engineers in collating adequate product safety related evidence to support the safety case argument and acceptance via the Requirements and Acceptance Team. Your skills and experiences: Knowledge of safety management processes and techniques Experience of working in more than one phase of the Engineering Lifecycle, with sufficient experience of design principles to enable a good understanding of adjacent phases and through life engineering issues Awareness of customer defence standards such as: DSA-02, JSP430, Def Stan 00-56, MilStn 882E, BS EN 61508 Familiar with the principles of a Safety Management System Experienced in writing technical documentation to an elevated level Experience in Product Safety within Software Systems would be advantageous Engineers at all levels should possess an academic qualification in Engineering or other related STEM subjects as well as specific (either academic or professional) qualifications and become recognised as Incorporated or Chartered Engineers through an appropriate recognised professional institution. Engineers are encouraged, and will be supported, to achieve the relevant accreditation. Preference will be given to candidates who are already professionally registered. 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 Product Safety team: The Combat System is the heart of any platform, and being part of integrating these complex systems safely through design and assurance is the role of the Product Safety team. Working independently and collaboratively with a like-minded Product Safety Engineers, you will be critical is underpinning the integrity of cutting-edge technology from design concept through to disposal. As a valued stakeholder working alongside Design Technical Authorities, you will play a pivotal role challenging norm as well of bringing new ideas to table across a varied and ever-changing portfolio of Combat System projects. 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: 23rd January 2026 - Interviews will be held w/c 2nd February 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 Systems Engineer Salary: Circa £67,000 dependent on skills and experience Location: Broad Oak, New Malden, Frimley - We offer a range of hybrid and flexible working arrangements - please speak to your recruiter about the options for this particular role What you'll be doing: Ensuring that the FTEWA TDP (Force Threat Evaluation & Weapon Assignment, Technical Demonstrator Programme) solution meets the product vision, interpreting product requirements, making and documenting high level design decisions and specifying the technical solution. The software design artefacts including: Analysis of System and Software requirements; System specification; Internal and external interface definition; Identifying and managing technical risk; Sell-off of product requirements. Following and supporting the DevSecOps approach to development including: Coordinating the design activity across component design and architectural features; Identifying which elements of the design are being brought into the next Sprint(s) and ensuring that there is sufficient maturity in the design; Ensuring the system and software design integrity and safety meets the required maturity and quality for the FTEWA TDP product. Technical assurance of engineering outputs, including detailed designs, interface specifications and qualification evidence. Your skills and experiences: Essential: System and Software Design Ability to manage complex technical issues and make engineering judgements based on own knowledge and experience Hands-on knowledge of Enterprise Architect Experience of operating within the Agile software development methodology (DevSecOps) Experience of the Azure cloud computing environment Knowledge and experience of: Requirements Analysis, Configuration Management, Human Factors, Interface Analysis, Performance Analysis, Product Safety Engineers at all levels should possess an academic qualification in Engineering or other related STEM subjects as well as specific (either academic or professional) qualifications and become recognised as Incorporated or Chartered Engineers through an appropriate recognised professional institution. Engineers are encouraged, and will be supported, to achieve the relevant accreditation. Preference will be given to candidates who are already professionally registered. 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 Naval Ships Combat Systems FTEWA TDP team: The BAE Systems Naval Ships Combat Systems FTEWA TDP Team (Force Threat Evaluation & Weapon Assignment, Technical Demonstrator Programme) use cutting edge technologies to design, develop, integrate and support naval combat system products that enable navies to protect nations. The team contributes to the Naval Ships core product, the Combat Management System, is the 'brains' of the ship, allowing crews to understand the tactical situation and to rapidly respond to potentially life-threatening situations. This role will help to ensure that naval crews around the world can continue to receive and utilise the most modern capabilities possible in a challenging and ever-changing environment. We offer significant opportunities for committed employees to learn and develop with us. 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 : 23rd January 2026 - Interviews will take place w/c 2nd February 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 Systems Engineer Salary: Circa £67,000 dependent on skills and experience Location: Broad Oak, New Malden, Frimley - We offer a range of hybrid and flexible working arrangements - please speak to your recruiter about the options for this particular role What you'll be doing: Ensuring that the FTEWA TDP (Force Threat Evaluation & Weapon Assignment, Technical Demonstrator Programme) solution meets the product vision, interpreting product requirements, making and documenting high level design decisions and specifying the technical solution. The software design artefacts including: Analysis of System and Software requirements; System specification; Internal and external interface definition; Identifying and managing technical risk; Sell-off of product requirements. Following and supporting the DevSecOps approach to development including: Coordinating the design activity across component design and architectural features; Identifying which elements of the design are being brought into the next Sprint(s) and ensuring that there is sufficient maturity in the design; Ensuring the system and software design integrity and safety meets the required maturity and quality for the FTEWA TDP product. Technical assurance of engineering outputs, including detailed designs, interface specifications and qualification evidence. Your skills and experiences: Essential: System and Software Design Ability to manage complex technical issues and make engineering judgements based on own knowledge and experience Hands-on knowledge of Enterprise Architect Experience of operating within the Agile software development methodology (DevSecOps) Experience of the Azure cloud computing environment Knowledge and experience of: Requirements Analysis, Configuration Management, Human Factors, Interface Analysis, Performance Analysis, Product Safety Engineers at all levels should possess an academic qualification in Engineering or other related STEM subjects as well as specific (either academic or professional) qualifications and become recognised as Incorporated or Chartered Engineers through an appropriate recognised professional institution. Engineers are encouraged, and will be supported, to achieve the relevant accreditation. Preference will be given to candidates who are already professionally registered. 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 Naval Ships Combat Systems FTEWA TDP team: The BAE Systems Naval Ships Combat Systems FTEWA TDP Team (Force Threat Evaluation & Weapon Assignment, Technical Demonstrator Programme) use cutting edge technologies to design, develop, integrate and support naval combat system products that enable navies to protect nations. The team contributes to the Naval Ships core product, the Combat Management System, is the 'brains' of the ship, allowing crews to understand the tactical situation and to rapidly respond to potentially life-threatening situations. This role will help to ensure that naval crews around the world can continue to receive and utilise the most modern capabilities possible in a challenging and ever-changing environment. We offer significant opportunities for committed employees to learn and develop with us. 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 : 23rd January 2026 - Interviews will take place w/c 2nd February 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 Systems Engineer Salary: Circa £67,000 dependent on skills and experience Location: Broad Oak, New Malden, Frimley - We offer a range of hybrid and flexible working arrangements - please speak to your recruiter about the options for this particular role What you'll be doing: Ensuring that the FTEWA TDP (Force Threat Evaluation & Weapon Assignment, Technical Demonstrator Programme) solution meets the product vision, interpreting product requirements, making and documenting high level design decisions and specifying the technical solution. The software design artefacts including: Analysis of System and Software requirements; System specification; Internal and external interface definition; Identifying and managing technical risk; Sell-off of product requirements. Following and supporting the DevSecOps approach to development including: Coordinating the design activity across component design and architectural features; Identifying which elements of the design are being brought into the next Sprint(s) and ensuring that there is sufficient maturity in the design; Ensuring the system and software design integrity and safety meets the required maturity and quality for the FTEWA TDP product. Technical assurance of engineering outputs, including detailed designs, interface specifications and qualification evidence. Your skills and experiences: Essential: System and Software Design Ability to manage complex technical issues and make engineering judgements based on own knowledge and experience Hands-on knowledge of Enterprise Architect Experience of operating within the Agile software development methodology (DevSecOps) Experience of the Azure cloud computing environment Knowledge and experience of: Requirements Analysis, Configuration Management, Human Factors, Interface Analysis, Performance Analysis, Product Safety Engineers at all levels should possess an academic qualification in Engineering or other related STEM subjects as well as specific (either academic or professional) qualifications and become recognised as Incorporated or Chartered Engineers through an appropriate recognised professional institution. Engineers are encouraged, and will be supported, to achieve the relevant accreditation. Preference will be given to candidates who are already professionally registered. 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 Naval Ships Combat Systems FTEWA TDP team: The BAE Systems Naval Ships Combat Systems FTEWA TDP Team (Force Threat Evaluation & Weapon Assignment, Technical Demonstrator Programme) use cutting edge technologies to design, develop, integrate and support naval combat system products that enable navies to protect nations. The team contributes to the Naval Ships core product, the Combat Management System, is the 'brains' of the ship, allowing crews to understand the tactical situation and to rapidly respond to potentially life-threatening situations. This role will help to ensure that naval crews around the world can continue to receive and utilise the most modern capabilities possible in a challenging and ever-changing environment. We offer significant opportunities for committed employees to learn and develop with us. 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 : 23rd January 2026 - Interviews will take place w/c 2nd February 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 Systems Engineer Salary: Circa £67,000 dependent on skills and experience Location: Broad Oak, New Malden, Frimley - We offer a range of hybrid and flexible working arrangements - please speak to your recruiter about the options for this particular role What you'll be doing: Ensuring that the FTEWA TDP (Force Threat Evaluation & Weapon Assignment, Technical Demonstrator Programme) solution meets the product vision, interpreting product requirements, making and documenting high level design decisions and specifying the technical solution. The software design artefacts including: Analysis of System and Software requirements; System specification; Internal and external interface definition; Identifying and managing technical risk; Sell-off of product requirements. Following and supporting the DevSecOps approach to development including: Coordinating the design activity across component design and architectural features; Identifying which elements of the design are being brought into the next Sprint(s) and ensuring that there is sufficient maturity in the design; Ensuring the system and software design integrity and safety meets the required maturity and quality for the FTEWA TDP product. Technical assurance of engineering outputs, including detailed designs, interface specifications and qualification evidence. Your skills and experiences: Essential: System and Software Design Ability to manage complex technical issues and make engineering judgements based on own knowledge and experience Hands-on knowledge of Enterprise Architect Experience of operating within the Agile software development methodology (DevSecOps) Experience of the Azure cloud computing environment Knowledge and experience of: Requirements Analysis, Configuration Management, Human Factors, Interface Analysis, Performance Analysis, Product Safety Engineers at all levels should possess an academic qualification in Engineering or other related STEM subjects as well as specific (either academic or professional) qualifications and become recognised as Incorporated or Chartered Engineers through an appropriate recognised professional institution. Engineers are encouraged, and will be supported, to achieve the relevant accreditation. Preference will be given to candidates who are already professionally registered. 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 Naval Ships Combat Systems FTEWA TDP team: The BAE Systems Naval Ships Combat Systems FTEWA TDP Team (Force Threat Evaluation & Weapon Assignment, Technical Demonstrator Programme) use cutting edge technologies to design, develop, integrate and support naval combat system products that enable navies to protect nations. The team contributes to the Naval Ships core product, the Combat Management System, is the 'brains' of the ship, allowing crews to understand the tactical situation and to rapidly respond to potentially life-threatening situations. This role will help to ensure that naval crews around the world can continue to receive and utilise the most modern capabilities possible in a challenging and ever-changing environment. We offer significant opportunities for committed employees to learn and develop with us. 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 : 23rd January 2026 - Interviews will take place w/c 2nd February 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 Radiation Physicist 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: Supervising and conducting analysis and experiments to support system qualification Supporting progression of design optimisation Producing and reviewing radiological safety justifications for proposed design solutions Direct development of in-house toolsets in support of the department goals Leading detailed shield design, balancing build requirements alongside system performance requirements Your skills and experiences: Essential: Relevant STEM degree in Physics/Mathematics/Chemistry/Nuclear Engineering Demonstrable experience of radiation transport codes such as MCNP/MCBEND/Attilla Understanding of radiation physics Experience of radiation safety studies & behaviours Experience of radiation metrology Knowledge of the ALARP principle Desirable: Experience of managing technical projects 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 Radiation Physics & Shielding team Our team is responsible for the design and validation of radiation shielding for the UK's nuclear powered submarine fleet. We are engaged across three different submarine programmes in different stages of the engineering lifecycle designing new shields, providing design change assessment into the build programme, and conducting radiation metrology on-board during commissioning. Alongside our primary work we conduct radiological safety studies for several other areas, design novel radiation detectors and are developing capability in the field of radiation damage to electronics. 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: 20th 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 Systems Engineer Salary: Circa £67,000 dependent on skills and experience Location: Broad Oak, New Malden, Frimley - We offer a range of hybrid and flexible working arrangements - please speak to your recruiter about the options for this particular role What you'll be doing: Ensuring that the FTEWA TDP (Force Threat Evaluation & Weapon Assignment, Technical Demonstrator Programme) solution meets the product vision, interpreting product requirements, making and documenting high level design decisions and specifying the technical solution. The software design artefacts including: Analysis of System and Software requirements; System specification; Internal and external interface definition; Identifying and managing technical risk; Sell-off of product requirements. Following and supporting the DevSecOps approach to development including: Coordinating the design activity across component design and architectural features; Identifying which elements of the design are being brought into the next Sprint(s) and ensuring that there is sufficient maturity in the design; Ensuring the system and software design integrity and safety meets the required maturity and quality for the FTEWA TDP product. Technical assurance of engineering outputs, including detailed designs, interface specifications and qualification evidence. Your skills and experiences: Essential: System and Software Design Ability to manage complex technical issues and make engineering judgements based on own knowledge and experience Hands-on knowledge of Enterprise Architect Experience of operating within the Agile software development methodology (DevSecOps) Experience of the Azure cloud computing environment Knowledge and experience of: Requirements Analysis, Configuration Management, Human Factors, Interface Analysis, Performance Analysis, Product Safety Engineers at all levels should possess an academic qualification in Engineering or other related STEM subjects as well as specific (either academic or professional) qualifications and become recognised as Incorporated or Chartered Engineers through an appropriate recognised professional institution. Engineers are encouraged, and will be supported, to achieve the relevant accreditation. Preference will be given to candidates who are already professionally registered. 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 Naval Ships Combat Systems FTEWA TDP team: The BAE Systems Naval Ships Combat Systems FTEWA TDP Team (Force Threat Evaluation & Weapon Assignment, Technical Demonstrator Programme) use cutting edge technologies to design, develop, integrate and support naval combat system products that enable navies to protect nations. The team contributes to the Naval Ships core product, the Combat Management System, is the 'brains' of the ship, allowing crews to understand the tactical situation and to rapidly respond to potentially life-threatening situations. This role will help to ensure that naval crews around the world can continue to receive and utilise the most modern capabilities possible in a challenging and ever-changing environment. We offer significant opportunities for committed employees to learn and develop with us. 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 : 23rd January 2026 - Interviews will take place w/c 2nd February 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 Systems Engineer Salary: Circa £67,000 dependent on skills and experience Location: Broad Oak, New Malden, Frimley - We offer a range of hybrid and flexible working arrangements - please speak to your recruiter about the options for this particular role What you'll be doing: Ensuring that the FTEWA TDP (Force Threat Evaluation & Weapon Assignment, Technical Demonstrator Programme) solution meets the product vision, interpreting product requirements, making and documenting high level design decisions and specifying the technical solution. The software design artefacts including: Analysis of System and Software requirements; System specification; Internal and external interface definition; Identifying and managing technical risk; Sell-off of product requirements. Following and supporting the DevSecOps approach to development including: Coordinating the design activity across component design and architectural features; Identifying which elements of the design are being brought into the next Sprint(s) and ensuring that there is sufficient maturity in the design; Ensuring the system and software design integrity and safety meets the required maturity and quality for the FTEWA TDP product. Technical assurance of engineering outputs, including detailed designs, interface specifications and qualification evidence. Your skills and experiences: Essential: System and Software Design Ability to manage complex technical issues and make engineering judgements based on own knowledge and experience Hands-on knowledge of Enterprise Architect Experience of operating within the Agile software development methodology (DevSecOps) Experience of the Azure cloud computing environment Knowledge and experience of: Requirements Analysis, Configuration Management, Human Factors, Interface Analysis, Performance Analysis, Product Safety Engineers at all levels should possess an academic qualification in Engineering or other related STEM subjects as well as specific (either academic or professional) qualifications and become recognised as Incorporated or Chartered Engineers through an appropriate recognised professional institution. Engineers are encouraged, and will be supported, to achieve the relevant accreditation. Preference will be given to candidates who are already professionally registered. 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 Naval Ships Combat Systems FTEWA TDP team: The BAE Systems Naval Ships Combat Systems FTEWA TDP Team (Force Threat Evaluation & Weapon Assignment, Technical Demonstrator Programme) use cutting edge technologies to design, develop, integrate and support naval combat system products that enable navies to protect nations. The team contributes to the Naval Ships core product, the Combat Management System, is the 'brains' of the ship, allowing crews to understand the tactical situation and to rapidly respond to potentially life-threatening situations. This role will help to ensure that naval crews around the world can continue to receive and utilise the most modern capabilities possible in a challenging and ever-changing environment. We offer significant opportunities for committed employees to learn and develop with us. 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 : 23rd January 2026 - Interviews will take place w/c 2nd February 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 Systems Engineer Salary: Circa £67,000 dependent on skills and experience Location: Broad Oak, New Malden, Frimley - We offer a range of hybrid and flexible working arrangements - please speak to your recruiter about the options for this particular role What you'll be doing: Ensuring that the FTEWA TDP (Force Threat Evaluation & Weapon Assignment, Technical Demonstrator Programme) solution meets the product vision, interpreting product requirements, making and documenting high level design decisions and specifying the technical solution. The software design artefacts including: Analysis of System and Software requirements; System specification; Internal and external interface definition; Identifying and managing technical risk; Sell-off of product requirements. Following and supporting the DevSecOps approach to development including: Coordinating the design activity across component design and architectural features; Identifying which elements of the design are being brought into the next Sprint(s) and ensuring that there is sufficient maturity in the design; Ensuring the system and software design integrity and safety meets the required maturity and quality for the FTEWA TDP product. Technical assurance of engineering outputs, including detailed designs, interface specifications and qualification evidence. Your skills and experiences: Essential: System and Software Design Ability to manage complex technical issues and make engineering judgements based on own knowledge and experience Hands-on knowledge of Enterprise Architect Experience of operating within the Agile software development methodology (DevSecOps) Experience of the Azure cloud computing environment Knowledge and experience of: Requirements Analysis, Configuration Management, Human Factors, Interface Analysis, Performance Analysis, Product Safety Engineers at all levels should possess an academic qualification in Engineering or other related STEM subjects as well as specific (either academic or professional) qualifications and become recognised as Incorporated or Chartered Engineers through an appropriate recognised professional institution. Engineers are encouraged, and will be supported, to achieve the relevant accreditation. Preference will be given to candidates who are already professionally registered. 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 Naval Ships Combat Systems FTEWA TDP team: The BAE Systems Naval Ships Combat Systems FTEWA TDP Team (Force Threat Evaluation & Weapon Assignment, Technical Demonstrator Programme) use cutting edge technologies to design, develop, integrate and support naval combat system products that enable navies to protect nations. The team contributes to the Naval Ships core product, the Combat Management System, is the 'brains' of the ship, allowing crews to understand the tactical situation and to rapidly respond to potentially life-threatening situations. This role will help to ensure that naval crews around the world can continue to receive and utilise the most modern capabilities possible in a challenging and ever-changing environment. We offer significant opportunities for committed employees to learn and develop with us. 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 : 23rd January 2026 - Interviews will take place w/c 2nd February 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: Senior Product Compliance Engineer Location: Barrow-in-Furness, Brough, Filton, Frimley, Portsmouth, Weymouth or Manchester - 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: Attending and reporting to Daily Stand-Up Meetings (DSUM) Design activities including but not limited to supporting rick reduction/ analysis and identification Applying a systems engineering approach to safety products including Working within a centralised modelling tool Working within a small safety team environment Supporting non-safety experienced member of the wider team to achieve desirable safety outcomes Supporting and preparing safety assessments as required to support system design and development Supporting the preparation of Design Safety Justification supporting inputs Providing Safety SME to product design and gate reviews Supporting the development and maintenance of a healthy product Safety Culture within the team and wider business Your skills and experiences: STEM degree (ideally with Product Safety experience within a regulated industry) Familiarity with UK Defence Standard and publications such as Defence Standard 00-56, Defence Standard 00-55, DSA-01, DSA-02 Familiarity with safety analysis techniques such as: (FHA) (FTA) (ETA) (FMEA) (STPA) An understanding of the principles and requirements of IEC 61508 and/or IEC 61511 for complex Software and Hardware Safety Instrumented Systems 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 Safety Environmental team: As the Senior Engineer - Product Safety the primary duties for this role will be heavily focussed on the safety during the product design process. You will undertake analysis and provide outputs to the Principal Engineers where they can provide assistance to develop designs further. 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: 22nd 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: Senior Product Compliance Engineer Location: Barrow-in-Furness, Brough, Filton, Frimley, Portsmouth, Weymouth or Manchester - 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: Attending and reporting to Daily Stand-Up Meetings (DSUM) Design activities including but not limited to supporting rick reduction/ analysis and identification Applying a systems engineering approach to safety products including Working within a centralised modelling tool Working within a small safety team environment Supporting non-safety experienced member of the wider team to achieve desirable safety outcomes Supporting and preparing safety assessments as required to support system design and development Supporting the preparation of Design Safety Justification supporting inputs Providing Safety SME to product design and gate reviews Supporting the development and maintenance of a healthy product Safety Culture within the team and wider business Your skills and experiences: STEM degree (ideally with Product Safety experience within a regulated industry) Familiarity with UK Defence Standard and publications such as Defence Standard 00-56, Defence Standard 00-55, DSA-01, DSA-02 Familiarity with safety analysis techniques such as: (FHA) (FTA) (ETA) (FMEA) (STPA) An understanding of the principles and requirements of IEC 61508 and/or IEC 61511 for complex Software and Hardware Safety Instrumented Systems 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 Safety Environmental team: As the Senior Engineer - Product Safety the primary duties for this role will be heavily focussed on the safety during the product design process. You will undertake analysis and provide outputs to the Principal Engineers where they can provide assistance to develop designs further. 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: 22nd 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: Senior Product Compliance Engineer Location: Barrow-in-Furness, Brough, Filton, Frimley, Portsmouth, Weymouth or Manchester - 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: Attending and reporting to Daily Stand-Up Meetings (DSUM) Design activities including but not limited to supporting rick reduction/ analysis and identification Applying a systems engineering approach to safety products including Working within a centralised modelling tool Working within a small safety team environment Supporting non-safety experienced member of the wider team to achieve desirable safety outcomes Supporting and preparing safety assessments as required to support system design and development Supporting the preparation of Design Safety Justification supporting inputs Providing Safety SME to product design and gate reviews Supporting the development and maintenance of a healthy product Safety Culture within the team and wider business Your skills and experiences: STEM degree (ideally with Product Safety experience within a regulated industry) Familiarity with UK Defence Standard and publications such as Defence Standard 00-56, Defence Standard 00-55, DSA-01, DSA-02 Familiarity with safety analysis techniques such as: (FHA) (FTA) (ETA) (FMEA) (STPA) An understanding of the principles and requirements of IEC 61508 and/or IEC 61511 for complex Software and Hardware Safety Instrumented Systems 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 Safety Environmental team: As the Senior Engineer - Product Safety the primary duties for this role will be heavily focussed on the safety during the product design process. You will undertake analysis and provide outputs to the Principal Engineers where they can provide assistance to develop designs further. 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: 22nd 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 Radiation Physicist 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: Supervising and conducting analysis and experiments to support system qualification Supporting progression of design optimisation Producing and reviewing radiological safety justifications for proposed design solutions Direct development of in-house toolsets in support of the department goals Leading detailed shield design, balancing build requirements alongside system performance requirements Your skills and experiences: Essential: Relevant STEM degree in Physics/Mathematics/Chemistry/Nuclear Engineering Demonstrable experience of radiation transport codes such as MCNP/MCBEND/Attilla Understanding of radiation physics Experience of radiation safety studies & behaviours Experience of radiation metrology Knowledge of the ALARP principle Desirable: Experience of managing technical projects 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 Radiation Physics & Shielding team Our team is responsible for the design and validation of radiation shielding for the UK's nuclear powered submarine fleet. We are engaged across three different submarine programmes in different stages of the engineering lifecycle designing new shields, providing design change assessment into the build programme, and conducting radiation metrology on-board during commissioning. Alongside our primary work we conduct radiological safety studies for several other areas, design novel radiation detectors and are developing capability in the field of radiation damage to electronics. 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: 20th 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 - 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: 21st 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 Radiation Physicist 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: Supervising and conducting analysis and experiments to support system qualification Supporting progression of design optimisation Producing and reviewing radiological safety justifications for proposed design solutions Direct development of in-house toolsets in support of the department goals Leading detailed shield design, balancing build requirements alongside system performance requirements Your skills and experiences: Essential: Relevant STEM degree in Physics/Mathematics/Chemistry/Nuclear Engineering Demonstrable experience of radiation transport codes such as MCNP/MCBEND/Attilla Understanding of radiation physics Experience of radiation safety studies & behaviours Experience of radiation metrology Knowledge of the ALARP principle Desirable: Experience of managing technical projects 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 Radiation Physics & Shielding team Our team is responsible for the design and validation of radiation shielding for the UK's nuclear powered submarine fleet. We are engaged across three different submarine programmes in different stages of the engineering lifecycle designing new shields, providing design change assessment into the build programme, and conducting radiation metrology on-board during commissioning. Alongside our primary work we conduct radiological safety studies for several other areas, design novel radiation detectors and are developing capability in the field of radiation damage to electronics. 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: 20th 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.