Job title: Principal Nuclear Safety Engineer

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

Salary: Competitive

Overview

Join BAE Systems as a Principal Nuclear Safety Engineer. The role involves leading or supporting Nuclear Safety Engineering activities for the Astute and Dreadnought programmes, resolving emergent issues during the build and commissioning of the Naval Reactor Plant, and ensuring safety documentation and compliance across design, build and commissioning phases.

What You’ll Be Doing

• Deputising for the PNED Build Assurance Manager as Required
• Supporting or leading Nuclear Safety Engineering activities for the Astute and Dreadnought programme, including resolution of emergent issues during the Build and Commissioning of the Naval Reactor Plant using applicable Safety Engineering techniques
• Act as the Intelligent Customer for documentation, advice, services concerning the Naval Reactor Plant and safety case provided to the company
• Developing sound technical solutions to issues arising during construction and commissioning of the Naval Reactor Plant
• Authoring inputs to the Office of the Chief Engineer advising on the compliance of the “as built” Naval Reactor Plant against design, build and commissioning requirements in support of entry in nuclear build phases
• Carry out nuclear safety assessment of the impact of changes to, and deviations from, the Naval Reactor Plant design intent
• Liaising with both internal and external customers as required ensuring that their requirements are adequately supported and that their needs are fully considered and incorporated where appropriate

Essential

• Degree level qualification (or equivalent) in a relevant subject such as Engineering or Physical Science
• Understanding of the design, build, commissioning, and operation of Reactor Plant systems
• Demonstrable competence of technical report writing

Desirable

• Engineering experience in design and build of systems, including understanding of the role that safety and quality play
• Ability to lead engineering investigations, including Root Cause Analysis
• The ability to constructively challenge and influence others, whilst putting forward clear, concise and credible reasoning to support judgements

Benefits

As well as a competitive pension scheme, BAE Systems also offers employee share plans, an extensive range of flexible discounted health, wellbeing and lifestyle benefits. Including a green car scheme, private health plans and shopping discounts – you may also be eligible for an annual incentive.

The PNED Team

This role offers you the opportunity to gain in-depth knowledge of the Naval Reactor Plant for both the Astute Class and Dreadnought Class of submarines. The role also provides a broad range of the Engineering Lifecycle for a Naval Reactor Plant, from Engineering Design Reviews through to build, test and commissioning activities, including resolution of emergent issues providing support to the wider PNED teams. We offer relocation support packages across all Submarines roles, subject to meeting eligibility criteria.

Why BAE Systems?

This is a place where you’ll be able to make a real difference. You’ll be part of an inclusive culture that values diversity of thought, rewards integrity, and merit, and where you’ll be empowered to fulfil your potential. We welcome people from all backgrounds and want to make sure that our recruitment processes are as inclusive as possible. If you have a disability or health condition that may affect your performance in certain assessment types, please speak to your recruiter about potential reasonable adjustments.

Please be aware that many roles at BAE Systems are subject to security and export control restrictions. These restrictions mean that factors such as your nationality and place of birth can restrict the roles you are eligible to perform. All applicants must achieve Baseline Personnel Security Standard at a minimum. Many roles also require higher levels of National Security Vetting.

Closing Date

30th September 2025. We reserve the right to close this vacancy early if we receive sufficient applications. Please submit your application as early as possible.

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Other details

• Seniority level: Mid-Senior level
• Employment type: Full-time
• Job function: Engineering and Information Technology
• Industries: Defense and Space Manufacturing

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