Job Title: Principal Engineer –Site Asset Safety Verification

Location: Barrow-in-Furness. Hybrid – once a quarter onsite

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

Salary: £60,000 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 the advanced, technology-led defence, aerospace and security solutions of tomorrow, 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.

Job Description:

As a member of the Site Engineering Nuclear Substantiation team Your role is responsible for authoring and managing site assets’ & infrastructure design substantiation documentation supporting the site nuclear safety case.

This will include reviewing analyses, assessments, and calculations supporting nuclear design substantiation. You’ll support periodic review of safety. You’ll take ownership of deliverables and demonstrate high levels of autonomy and leadership.

Core duties:

You will support the implementation of design substantiation requirements.
You will work closely with a broad range of stakeholders including Site Safety Case, Human Factors, and Engineering Authority Teams.
You will collaborate with the wider business on site assets nuclear design substantiation related activities.

Essential Skills:

You will bring your experience in a complex or high-risk industry (i.e. Aerospace, Oil & Gas, OME, Shipbuilding, Weapons etc.) to this role
You will be degree qualified or time served apprentice in a STEM subject or equivalent working experience
You will showcase your ability to produce high quality technical reports

The Site Engineering – Nuclear Substantiation Team:

You will be joining a key team with some great development opportunities both in the technical and managerial streams. Native to the team, there are opportunities to get involved in the design substantiation and safety justification of a variety of site assets and facilities spanning mechanical, civil and structural. This role offers plenty of development opportunities through various avenues, engaging cross functionally to help drive and deliver an exceptionally varied and diverse scope, to suite you and your career aspirations.

This could be an exciting and fulfilling opportunity waiting for you at the Nuclear Substantiation team – SEA (DDC) at BAE Systems. .

We offer relocation support packages across all Submarine roles, subject to meeting eligibility criteria.

Why BAE Systems?

Here you’ll build a career with purpose and limitless possibilities. With lifelong learning and meaningful work, this is a place where you can grow your career with confidence and be empowered to be your best. You’ll be recognised for your contribution and enjoy rewards tailored to what’s most important to you and your family, support for your financial and personal wellbeing, as well as a balanced lifestyle. In an environment embracing sustainable ways of working and with a strong sense of shared purpose, our supportive culture is a place you can feel you belong and proud of the difference you make.

A place where everyone can thrive:

We’re committed to building an inclusive workplace where everyone feels valued and supported. We know that a diversity of backgrounds, perspectives and experiences strengthens our teams and is vital to the work we do.

Please be aware that many roles at BAE Systems are subject to both security and export control restrictions. These restrictions mean that factors such as your nationality, any nationalities you may have previously held, and your place of birth can restrict the roles you are eligible to perform within the organisation. All applicants must as a minimum achieve Baseline Personnel Security Standard. Many roles also require higher levels of National Security Vetting where applicants must typically have 5 to 10 years of continuous residency in the UK depending on the vetting level required for the role, to allow for meaningful security vetting checks.

Closing Date: 10th August 2026

We reserve the right to close this vacancy early if we receive sufficient applications for the role. Therefore, if you are interested, please submit your application as early as possible.

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Principal Engineer – Site Asset Safety Verification