Holt Executive

An established engineering organisation is looking for a Principal Embedded Engineer to provide technical leadership and help shape the development of its embedded software and firmware capability. This is a senior technical leadership position combining hands-on embedded engineering with strategic direction, giving you the opportunity to establish engineering processes, develop technical capability, mentor engineers, and provide technical authority across a range of complex embedded systems. You will lead the development and growth of an embedded engineering capability spanning microcontrollers, SoCs, FPGAs, embedded software and firmware. Key responsibilities will include: Providing technical leadership, governance and oversight across embedded development activities Establishing and improving engineering processes, workflows and best practices Leading the development of reusable software modules and libraries Planning and delivering embedded software and firmware work packages Translating system and customer requirements into clear software and firmware specifications Developing system and software architectures and overseeing detailed design Defining verification strategies, validation plans and test procedures Ensuring traceability between requirements, design and verification Producing high-quality technical documentation and engineering reports Ensuring deliverables meet required quality, compliance and safety standards Supporting estimates, bids, proposals and engineering change activities Working closely with hardware, software and systems engineering teams Supporting the integration of embedded software and hardware platforms Mentoring and developing engineers across different levels of experience Supporting recruitment, onboarding and the management of internal engineers and specialist contractors Required Experience & Skills HNC/HND or degree in Electrical/Electronic Engineering, Computer Engineering or a related discipline, or equivalent practical experience Extensive experience working with microcontrollers, SoCs, FPGA-based systems and embedded software Strong embedded C/C++ development experience Experience defining and implementing engineering processes Ability to develop specifications, architectures, verification strategies and test procedures Experience providing technical leadership and mentoring engineers Strong understanding of current embedded, microcontroller, SoC and FPGA technologies Ability to make appropriate technology selections based on requirements, risk, cost and timescales Desirable Experience Hardware Description Languages, particularly VHDL FPGA simulation and verification tools Experience delivering safety-related systems or working to standards such as SIL or ASIL Experience working across both hardware and embedded software development Experience developing reusable engineering frameworks, libraries or platforms This is an excellent opportunity for an experienced embedded engineer to take a significant technical leadership position, helping to shape embedded engineering capability, processes and technical direction while remaining closely involved in the development of complex embedded systems. Due to the nature of the projects involved, the successful candidate must be eligible to obtain and maintain UK Security Clearance at SC level. TT

An exciting opportunity has arisen for an experienced Senior Command & Data Handling Engineer to join a growing spacecraft engineering team developing advanced satellite platforms for complex space missions. This role offers the opportunity to work across the full spacecraft lifecycle, from early concept and architecture through detailed design, integration, verification, environmental testing and mission support. Working within a multidisciplinary engineering team, you will play a key role in shaping the spacecraft avionics architecture and ensuring robust command and data handling capabilities across the platform. Key Responsibilities Lead the design, development and delivery of spacecraft Command & Data Handling (C&DH) subsystems. Define, review and maintain subsystem requirements, interface definitions and technical documentation. Develop verification strategies, test plans and acceptance criteria for subsystem and spacecraft-level validation. Define and manage onboard data handling, processing and communications budgets. Support Failure Mode, Effects and Criticality Analysis (FMECA) and Fault Detection, Isolation and Recovery (FDIR) activities. Collaborate with systems engineering and other subsystem teams to develop Concept of Operations (ConOps), Interface Control Documents (ICDs) and verification plans. Plan and execute subsystem and system-level verification activities, including electrical and environmental testing. Review electronic circuit and PCB designs to ensure suitability for spacecraft applications. Support supplier selection, technical trade studies and design reviews throughout the equipment procurement lifecycle. Define, implement and validate telemetry and telecommand interfaces between onboard systems and the ground segment. Contribute to spacecraft avionics architecture, including processor selection, data bus architecture, redundancy concepts and fault-tolerant design. Work closely with flight software engineers to define onboard software interfaces and data handling functionality. Support anomaly investigation, root-cause analysis and corrective actions during integration, test and mission operations. Essential Skills & Experience Degree in Electrical Engineering, Electronic Engineering or a related engineering discipline. 5+ years' experience developing Command & Data Handling systems for spacecraft. Strong understanding of spacecraft avionics architectures and onboard data handling systems. Experience working with industry-standard spacecraft interfaces including CCSDS, SpaceWire, CAN, I C and RS422. Experience developing and executing spacecraft subsystem verification and test programmes. Good systems engineering knowledge with experience managing requirements throughout the project lifecycle. Desirable Experience Spacecraft integration, verification and environmental testing. Flight hardware handling within cleanroom environments. GNSS timing and synchronisation for spacecraft. Radiation tolerance analysis and radiation assurance for space electronics. Digital spacecraft electronics and avionics architectures. What's on Offer Opportunity to work on cutting-edge spacecraft programmes. Hybrid working with flexible hours and optional 9/75 working pattern. Private healthcare and life assurance. Relocation support may be available. Modern engineering and laboratory facilities. Collaborative, multidisciplinary engineering environment with genuine technical ownership. This is an excellent opportunity for an experienced spacecraft avionics engineer looking to take ownership of Command & Data Handling architecture while working on innovative space missions within a highly skilled engineering team. TT

An exciting opportunity has arisen for an experienced RF Product Manager to join an innovative engineering and technology business operating within the defence sector. This newly created position will take ownership of the commercial development and positioning of a portfolio of technology products within the defence sector. Working closely with Sales, Engineering and Technical leadership, you will identify customer requirements and market opportunities, develop product strategies and roadmaps, and ensure products are aligned with both customer demand and wider business objectives. This is an excellent opportunity for an experienced defence product professional to play a key role in the development of a growing product portfolio and help shape the organisation's approach to product management. Key Responsibilities: Own the commercial viability and development strategy of products across relevant defence markets Identify target markets, customer segments and priority accounts in line with the wider go-to-market strategy Conduct market and competitor analysis, product horizon scanning and relevant regulatory and IP reviews Develop Market Requirements Documents (MRDs) and customer use-case documentation Define product vision, strategy and roadmaps, prioritising features and specifications based on commercial value and technical considerations Develop business cases for internal research and development investment Support product pricing strategy and commercial positioning Produce and maintain product data sheets, specifications and supporting documentation Define product positioning and differentiation against competing solutions Lead customer discovery activities, including customer interviews, industry events and trade shows Translate customer requirements and pain points into commercially meaningful product requirements Develop customer-facing value propositions and messaging alongside Sales and Marketing Build and maintain relationships with strategic customers and partners Identify opportunities for externally funded or co-funded capability development Balance bespoke customer requirements with scalable, longer-term product strategy Work with technical leadership to align product strategy with technology roadmaps and future capability investments Provide market feedback on emerging customer requirements, technology gaps and new opportunities Support the continued development of product management frameworks, processes and governance within the businessRequirements: Proven track record in product management within the defence industry, ideally with around 10 years' relevant experience Strong understanding of the defence technology market and experience working with technically complex products Strong commercial and strategic product management experience Excellent communication skills with the ability to engage effectively with engineering, sales, marketing and customers Sufficient technical understanding to engage confidently with engineering teams and technically capable customers Experience translating customer requirements and market intelligence into product strategy Strong understanding of product positioning, market analysis and competitive differentiation Ability to manage technical and commercial trade-offs effectively Strong stakeholder management and relationship-building skills Commercially minded, analytical and proactive approach What's on Offer: Competitive salary and benefits package Opportunity to join a growing and innovative defence technology business Significant responsibility and autonomy within a newly created role Opportunity to influence product strategy and the development of new capabilities Career development and progression opportunities Collaborative and supportive working environment Exposure to technically advanced defence products and technologies Regular opportunities to engage with customers, partners and the wider defence industry

Holt Executive seeks an experienced RF Product Manager to own the commercial development of a defence product portfolio. You will work with Sales, Engineering and Tech leadership to translate customer needs into viable product roadmaps and compelling value propositions. With roughly a decade in defence product management, you will shape strategy, conduct market analysis, and drive differentiating product positioning while collaborating across product, sales and engineering functions.

We are looking for a talented Senior Algorithms Engineer to join an innovative engineering team developing advanced machine learning and computer vision solutions for complex, real-world applications. This is an exciting opportunity for an experienced engineer to work on challenging perception and intelligence problems, applying techniques across AI, computer vision, image processing, and statistical modelling. You will play a key role in developing algorithms that enable systems to better detect, interpret, and respond to their environment. The successful candidate will have the opportunity to take ownership of technically challenging projects, influence future development activities, and support the growth of engineering capability through collaboration and mentoring. Key Responsibilities Develop and optimise machine learning and computer vision algorithms for real-world applications. Investigate complex technical challenges, designing experiments and approaches to identify effective solutions. Analyse datasets, model performance, and system behaviour to improve algorithm capability. Support the development of automated workflows for data processing, training, testing, and evaluation. Contribute to the integration and deployment of algorithms within advanced software systems. Share technical knowledge, mentor colleagues, and contribute to best practice across the engineering team. Keep up to date with emerging developments in AI, machine learning, and computer vision. Experience Required Degree or equivalent experience in Computer Science, Artificial Intelligence, Engineering, Mathematics, Physics, or a related discipline. Proven experience developing machine learning or computer vision algorithms for production or near-production environments. Strong understanding of modern computer vision techniques, including object detection, image classification, and deep learning architectures. Experience working with image datasets and applying image processing techniques to improve model performance. Strong programming skills in Python, with experience in C++ for performance-critical applications. Ability to solve complex technical problems through structured investigation and practical experimentation. Strong communication skills with the ability to explain technical concepts clearly. Due to the nature of the work, successful applicants will be required to obtain UK Security Clearance. Desirable Experience Experience with any of the following would be beneficial: Statistical modelling, Bayesian methods, uncertainty estimation, or probabilistic techniques. Synthetic data generation, multi-modal AI, or action recognition. Machine learning development tools, experiment tracking, dataset management, or CI/CD pipelines. Automation of development, testing, or deployment workflows. Cross-platform C++ development and build systems such as CMake. Benefits Hybrid and flexible working arrangements. 37.5-hour working week with Friday lunchtime finish. 28 days annual leave plus Christmas closure. Holiday purchasing scheme. Matched pension contributions up to 6%. Private medical insurance and income protection. Life assurance and employee assistance programme. Share incentive and savings schemes. Electric vehicle salary sacrifice scheme. Wellbeing support and employee benefits platform. Learning and development opportunities. TT