Principal Engineer – Nuclear Substantiation (Site)

Location: Barrow-in-Furness. Enjoy the flexibility of hybrid working arrangements—let's discuss the options that suit you best!

Salary: Starting at £60,000, with potential for more based on your experience.

As a Principal Engineer, you will play a pivotal role in ensuring the safety and integrity of our nuclear site assets. Here’s what you’ll be doing:

• Documentation Mastery: Author and manage design substantiation documentation that supports our nuclear safety case.
• Analytical Review: Review analyses, assessments, and calculations that underpin nuclear design substantiation.
• Safety Oversight: Support periodic safety reviews to maintain our high standards.
• Ownership & Leadership: Take charge of deliverables, showcasing your autonomy and leadership skills.
• Implementation Support: Assist in the rollout of design substantiation requirements.
• Stakeholder Collaboration: Work closely with teams across Site Safety Case, Human Factors, and Engineering Authority.
• Mentorship: Help develop the skills of fellow Nuclear Substantiation team members.
• Cross-Functional Collaboration: Engage with the wider business on nuclear design substantiation activities.

Essential:

• Experience in the nuclear industry and familiarity with nuclear safety regulations.
• A degree in a STEM subject or equivalent practical experience.
• Proven ability to produce high-quality technical reports.
• Determination: Drive deliverables through to completion.
• Excellent stakeholder management skills.

Desirable:

• A broad understanding of multiple engineering disciplines.
• Chartered Engineer status with a relevant professional body.
• Experience in nuclear design substantiation analysis and assessment.

At BAE Systems, we offer more than just a job; we provide a pathway to growth and development. Here’s what you can expect:

• Competitive Benefits: Enjoy a robust pension scheme, employee share plans, and a variety of health and lifestyle benefits, including a green car scheme and shopping discounts.
• Development Opportunities: Engage in technical and managerial growth within a dynamic team focused on nuclear substantiation and safety justification.
• Collaborative Environment: Work alongside experts in mechanical, civil, structural, and electrical engineering, utilizing cutting-edge tools and techniques.

We believe in making a real difference. Join us in an inclusive culture that values diversity, integrity, and empowerment. We welcome individuals from all backgrounds and are committed to ensuring our recruitment processes are accessible to everyone.

Important Information: Many roles at BAE Systems are subject to security and export control restrictions. Applicants must meet specific residency criteria for security vetting.

Closing Date: 18th February 2026. We encourage you to apply early, as we may close the vacancy if we receive sufficient applications.

Ready to take the next step in your career? Join us at BAE Systems and see how far you can go!