Lead Mechanical Engineer – Product Assurance

Job Title: Lead Mechanical Engineer – Product Assurance

Location: Barrow-In-Furness, Hybrid

We offer a range of hybrid and flexible working arrangements – please speak to your recruiter about the options for this particular role.

Salary: Circa £55,000 depending on experience

Who we are:

Join BAE Systems and you’ll be part of something bigger. As a valued member of our global colleague network, you’ll bring your unique skills and perspectives to help pioneer progress and protect what matters most. You’ll be trusted to play your part in delivering advanced, technology-led defence, aerospace and security solutions, shaping a safer future for all of us.

From the depths of the ocean to the far reaches of space, there’s no limit to where a career at BAE Systems could take you.

What you will be doing:

In this role, you will deliver engineering assurance across Maritime Submarines products, ensuring product integrity and compliance across major programmes. You will plan and prioritise assurance activities using a risk-based approach, lead assurance reviews, and provide independent oversight of engineering decisions.

You will work closely with engineering and business teams to influence product quality, support safe delivery, and act as an independent voice in safety assurance, ensuring products meet required standards across the full engineering lifecycle.

Core duties:

Deliver engineering assurance across submarine programmes, ensuring alignment with the Product Assurance Framework and maintaining product integrity

Plan and prioritise assurance activities using a risk-based approach, focusing on key technical risks

Lead and support assurance reviews, validating design decisions, technical bids, and engineering evidence

Provide independent oversight to design and technical reviews, ensuring compliance with engineering standards and policies

Ensure products are safe, compliant, cost-effective, and fully integrated, with hazards demonstrated ALARP and configurations controlled

Collaborate across engineering and business teams to influence outcomes, drive quality, and support programme delivery

Apply mechanical engineering expertise across design, testing, commissioning, and design proving activities, including verification and validation

Utilise event reporting, root cause analysis, audits, and change management to resolve technical issues and drive continuous improvement

Essential Skills:

Mechanical engineering knowledge across the full engineering lifecycle (design, testing, commissioning, verification & validation)

Experience delivering engineering assurance or operating within assurance/governance frameworks

Strong understanding of risk-based approaches, hazard management (ALARP), and safety assurance

Experience leading or supporting technical and design reviews, including validation of engineering evidence

Knowledge of configuration control, change management, and engineering compliance within regulated environments

Experience in root cause analysis, audits, and event/incident reporting

Strong stakeholder engagement and ability to influence across engineering and business teams

Ability to interpret and challenge technical decisions to ensure product safety, quality, and integration

The Product Assurance Team:

The Product Assurance team sits at the centre of complex submarine programme delivery, providing independent oversight and assurance across engineering activities. You will contribute to assurance schedules and gain exposure to audits, inspections, reviews, tests, and trials, while supporting issue investigations and tracking assurance activities. This role offers the opportunity to act as a trusted technical advisor, directly supporting the safety and integrity of advanced submarine systems. Relocation support may be available across submarine roles, subject to eligibility criteria.

A place where everyone can thrive:

We’re committed to building an inclusive workplace where everyone feels valued and supported. We welcome applications from all suitably qualified people and encourage discussion of reasonable adjustments where needed.

Please be aware that many roles at BAE Systems are subject to security and export control restrictions. Applicants must meet Baseline Personnel Security Standard, and many roles require higher levels of National Security Vetting, including 5–10 years continuous UK residency depending on the role.

Why BAE Systems?

Here you’ll build a career with purpose and limitless possibilities. Lifelong learning, meaningful work, and a supportive culture enable you to grow with confidence. You’ll be recognised for your contribution and supported with rewards that matter most to you.

Closing Date: 1st June 2026

We reserve the right to close this vacancy early if we receive sufficient applications. If you are interested, please apply as early as possible.

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