Hardware Engineer (DO-254 experience)

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.

Within this role, you will be required to :-

• 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 verificatio

• 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

• Candidates must have the right to live and work in the UK

• Please note: visa sponsorship is not available for this role

• Collaborative working environment – we stand shoulder to shoulder with our clients and our peers through good times and challenges  
• We empower all passionate technology loving professionals by allowing them to expand their skills and take part in inspiring projects   
• Expleo Academy - enables you to acquire and develop the right skills by delivering a suite of accredited training courses  
• Competitive company benefits
• Always working as one team, our people are not afraid to think big and challenge the status quo 

• As a Disability Confident Committed Employer we have committed to:
  • Ensure our recruitment process is inclusive and accessible Finish
  • Communicating and promoting vacancies
  • Offering an interview to disabled people who meet the minimum criteria for the job
  • Anticipating and providing reasonable adjustments as required
  • Supporting any existing employee who acquires a disability or long term health condition, enabling them to stay in work at least one activity that will make a difference for disabled people

“We are an equal opportunities employer and welcome applications from all suitably qualified persons regardless of their race, sex, disability, religion/belief, sexual orientation or age”. 

We treat everyone fairly and equitably across the organisation, including providing any additional support and adjustments needed for everyone to thrive