Principal Electronic and Electrical Engineer

Protecting What Matters. Powering the Future of Naval Technology.

Ultra Maritime operates at the forefront of maritime defence innovation, delivering advanced technologies that protect lives, secure nations, and support global naval operations.

Our solutions span surface, sub-surface, and unmanned platforms, providing mission-critical capability across allied fleets. As the battlespace evolves, we continue to push the boundaries of engineering excellence across electronics, electrical systems, and high-integrity defence technologies.

Join us and take a leading role in shaping the future of naval systems.

Flexible Working

We support high performance through flexibility.

With hybrid working options, flexible start and finish times, and an optional 9-day fortnight at sites including Greenford and Weymouth, you will have the autonomy to balance delivery with personal commitments. Additional benefits include early Friday finishes and Time Off in Lieu.

Principal Electronic & Electrical Engineer

Key Responsibilities

As a Principal Electronic & Electrical Engineer, you will lead technical delivery, develop engineering capability, and ensure excellence across the discipline within a complex, safety-critical environment.

Design and Technical Delivery (40%)

Lead the design and development of high-integrity electronic and electrical systems, including digital, analogue, mixed signal, and power electronics
Support system architecture definition and detailed design activities, including schematic capture, PCB layout, prototyping, and qualification
Ensure compliance with environmental, EMC/EMI, safety, and performance requirements
Lead and contribute to design reviews (PDR, CDR), ensuring robust technical assurance
Promote Design for Manufacture, Test, Reliability, and Support across all engineering activities
Collaborate with systems, mechanical, and production teams to optimise integration and delivery

Leadership and Capability Development (60%)

Provide technical leadership across the Electronic and Electrical discipline
Mentor and develop engineers at all levels, supporting professional growth and capability uplift
Drive continuous improvement across engineering processes, tools, and governance
Support recruitment, onboarding, and long-term capability planning
Work cross-functionally with Systems, Software, Mechanical, and Programme teams to ensure aligned delivery
Contribute to bids, proposals, and customer-facing technical discussions
Provide oversight across project lifecycles, managing technical risk, dependencies, and priorities
Ensure compliance with defence standards, export controls, and regulatory requirements

Skills, Qualifications & Experience

Required:
Degree in Electronic or Electrical Engineering, or equivalent experience
Extensive experience delivering complex electronic and electrical systems within defence, aerospace, or similar regulated environments
Strong background in high-reliability design, including multi-layer PCB design, FPGA/microprocessor systems, power electronics, and signal conditioning
Proven experience leading design reviews and ensuring technical assurance
Strong stakeholder engagement skills, both internally and customer-facing

Ability to lead, mentor, and develop engineering teams

Eligibility to obtain Security Clearance (SC)

Desired:

Chartered Engineer (CEng), or working towards
Experience across full product lifecycle, from concept through to in-service support
Strong understanding of verification, validation, and qualification processes
Experience contributing to engineering governance and continuous improvement initiatives

What We Offer

• Optional 9-day fortnight
• Flexible working hours and hybrid options
• Early finish on Fridays
• Annual bonus
• 25 days holiday plus Christmas shutdown
• Option to buy or sell leave
• Private healthcare, dental, and critical illness cover
• Discounts platform across 200+ retailers
• Life assurance at 4x salary
• Pension scheme starting at 5% employer contribution

Locations

Greenford, Greater London
Weymouth, Dorset

Security & Eligibility

Due to the nature of our programmes, candidates must be eligible to obtain Security Clearance.

Baseline Personnel Security Standard checks will apply as a minimum, with further vetting required for certain programmes.

Diversity & Inclusion

We are committed to building an inclusive environment where diverse perspectives drive better outcomes. We welcome applications from all backgrounds and actively support equality, inclusion, and professional development.

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