Hardware Engineer

Expleo is a trusted partner for end-to-end, integrated engineering, quality services and management consulting for digital transformation. We help businesses harness unrelenting technological change to successfully deliver innovations that will help them gain a competitive advantage and improve the everyday lives of people around the globe.

As part of our continued growth in Flight Solution Testing, we are seeking a Hardware Engineer with experience in DO-254-compliant development to support the design, development, and certification of next‑generation electric rotorcraft (eVTOL) platforms.

This role is focused on delivering safety‑critical airborne electronic hardware, including analogue, digital, and programmable logic‑based systems, ensuring compliance with DO-254 objectives and integration into the wider aircraft system. You will play a key role in supporting certification activities across high‑integrity powertrain, avionics, and electrical systems.

This is an exciting opportunity to contribute to the development of cutting‑edge aerospace technology within a structured certification environment.

This role is Hybrid working in Bristol.

• Develop and deliver electronic hardware designs (analogue, digital, FPGA/PLD) in accordance with DO-254 processes and objectives
• Produce and maintain hardware lifecycle artefacts, including requirements, design documentation, integration plans, and verification evidence
• Participate in all phases of the hardware development lifecycle, including requirements capture, design, implementation, integration, and verification
• Define and execute hardware verification and validation activities, ensuring compliance with certification requirements
• Ensure full traceability between hardware requirements, design outputs, and verification activities
• Support the development of verification strategies, including test plans and procedures for hardware qualification
• Collaborate with software, systems, and safety engineering teams to ensure integrated system performance and compliance
• Identify and resolve hardware defects and anomalies, ensuring robust and reliable designs
• Support certification activities, including preparation of compliance documentation and interaction with certification authorities
• Participate in design reviews, audits, and peer reviews, ensuring adherence to DO-254 standards and best practices
• Contribute to configuration management and change control, ensuring integrity of hardware baselines

• Bachelor’s or Master’s degree in Aerospace Engineering, Mechanical Engineering, or related field.
• Chartered engineer or working towards chartered status within a recognised and relevant professional body.
• Applications are invited from candidates who may hold HNC/HND in a relevant engineering discipline in concert with significant and demonstrable subject matter expertise in the system domain

• Strong experience in electronic hardware design, including analogue and digital systems
• Experience with DO-254 processes, including lifecycle data and compliance objectives
• Knowledge of programmable logic design (e.g. FPGA, VHDL/Verilog or similar) where applicable
• Understanding of requirements-driven development and traceability
• Experience with hardware verification and validation techniques
• Knowledge of circuit design, schematic capture, and hardware integration
• Familiarity with configuration management and design assurance processes
• Strong analytical and problem‑solving skills
• Ability to produce clear and structured technical documentation
• Strong communication skills and ability to work in multidisciplinary teams

• Experience working on avionics, flight control systems, or electrical power systems
• Familiarity with DO-178 / DO-254 processes and hardware/software integration activities
• Experience with high‑voltage systems, batteries, or electric propulsion technologies
• Knowledge of EMC/EMI considerations and mitigation techniques
• Experience supporting certification programmes or regulatory audits
• Exposure to Advanced Air Mobility (AAM), eVTOL, or emerging aviation platforms
• Familiarity with hardware description languages and simulation tools