Expleo is a leading Global Engineering Services Provider with UK presence in 10 locations. We are seeking a Senior Electrical Enginner to work with our client, in Cheadle.  In this role the successful candidate will play a key role in the full lifecycle development of complex underwater systems — from concept design through to integration, verification, and in-service support. You’ll work within a multidisciplinary engineering environment, contributing to the electrical and functional design of mission-critical subsystems. The role offers a unique opportunity to influence product capability, shape technical solutions, and support systems deployed worldwide in challenging maritime environments.

This role represents a great opportunity to work with a blue-chip client, contributing to the security of the UK and our allies.  Valued attributes are a team player who can use their initiative and has a real passion for engineering with an attention to detail, combined with a thorough, methodical approach to problem solving.

• Define, analyse, and manage electrical and functional requirements for underwater systems and subsystems.

• Develop detailed electrical designs, including schematics, circuit layouts, and wiring diagrams.

• Integrate electrical subsystems into larger sonar and mission system architectures.

• Participate in design reviews, FMEA/FMECA processes, and configuration control activities.

• Produce high-quality technical documentation (requirements, ICDs, design reports, test procedures).

• Support build, integration, and verification in both laboratory and platform environments.

• Ensure compliance with relevant electrical and defence standards (Def Stan, MIL-STD, EMC/EMI, safety).

• Collaborate with Systems, Mechanical, and Software teams to ensure cohesive, end-to-end functionality.

• Contribute to system trials, acceptance testing, and technical liaison with customers and suppliers.

• Degree in Electrical / Electronic Engineering or related discipline.

• Demonstrated experience across the full engineering lifecycle — from concept to verification.
• Strong understanding of power distribution, control systems, grounding, EMC/EMI, and cabling.
• Proficiency with electrical design tools (e.g. AutoCAD Electrical, Zuken, or similar).
• Familiarity with Def Stan, MIL-STD, and naval electrical standards.
• Excellent analytical, problem-solving, and documentation skills.
• Eligible for UK Security Clearance (SC).

• Background in maritime / underwater / defence systems.
• Experience in system safety or functional analysis (FTA/FMEA).
• Exposure to sonar, acoustic, or mission-critical electrical systems.
• Experience working with engineering processes (DOORS, Polarion, Windchill, etc.).

• Degree in Electrical / Electronic Engineering or similar discipline.
• Proven experience across full engineering lifecycle — concept, design, integration, and verification.

• 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
• 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