Mass Properties Engineer in Weymouth

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

Salary: Competitive

What you'll be doing:

• Drive the future of submarine design by gathering and analysing mass property data across complex equipment and systems – ensuring precision weight and balance control on multi-billion-pound defence programmes.
• Partner with the Mass Properties Lead to deliver high-impact weight and centroid reports, showcasing your insights directly to the Chief Naval Architect.
• Collaborate with brilliant engineers across mechanical, electrical and systems disciplines to accurately estimate mass, centroid, and design maturity for cutting-edge technologies.
• Own and maintain a comprehensive database of mass properties – the backbone of our design accuracy and performance decisions.
• Lead the charge on weight-saving innovation, identifying and managing weight risks and opportunities to unlock performance gains across every discipline.
• Dive into CAD models to extract and estimate mass properties, quantifying uncertainty and driving data-driven decisions that shape the future fleet.
• Apply advanced statistical analysis to build a complete "whole-boat" picture of weight risk and opportunity – informing senior leaders, key stakeholders, and customers with powerful insights.

Your skills and experiences:

• Essential: Qualified in STEM subject or extensive experience.
• Ability to work independently and as part of a team.
• IT literate in Microsoft packages, experienced knowledge in Excel.
• Ability to understand and interpret engineering data.
• Desirable: Experience working with large Electrical or Mechanical systems.
• Data analysis experience including interpretation, visualisation, manipulation and presentation.
• Experience of using CAD packages and programmes.
• CEng/IEng status or a clear pathway to achieving professional recognition.

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 Weight Engineering team:

Join our Weight Engineering Team – a cutting-edge group of engineers and data scientists at the heart of some of the UK's most advanced, multi-billion-pound submarine programmes. This specialist team plays a mission-critical role in shaping the design, balance, and safety of the entire vessel – ensuring our submarines perform flawlessly beneath the ocean. If you are driven by precision, collaboration, and the thrill of solving complex engineering challenges, this is your opportunity to make a real impact on projects of national importance. We offer relocation support across all Submarine 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 (for example dyslexia, autism, an anxiety disorder etc.) 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 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: 12th March 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.