Job Title: Safety, Internal Flow and Hazards Engineer (CFD)

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: £45,628+ dependent on skills and experience

What you’ll be doing

Undertaking technical work on all aspects of CFD (computational fluid dynamics) simulations, including pre-processing (CAD modelling and meshing), applying and developing CFD models, solving analysis, post processing and authoring technical reports/presentations

Supporting with team meetings and providing technical guidance and support

Reviewing technical pieces of work

Supporting with capability developments and establishing both processes and methods

Having involvement within various CFD toolset research and development activities

Your skills and experiences

Essential:

Hold a degree in Mechanical, Chemical, Aeronautical Engineering, Mathematics, Physics or have equivalent experience

Have good experience of working within a highly regulated/high hazard industry

Be proficient with using at least one CFD software package such as Ansys Fluent or StarCCM+

Desirable:

An awareness of Safety case development

Experience in using at least one, OpenFOAM or FDS (fire dynamics simulator)

Be a chartered engineer or working towards/ability to achieve

Have experience of programming in a high-level language (e.g. VBA)

Experience in Ansys Fluent UDF’s (user defined function) and/or Java for Siemens Star CCM+

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 Internal Flow and Hazards team

As a Principal Engineer within the Internal Flow and Hazards team, you will be supporting a wide number of customers throughout all submarine programmes. Typically, within the whole boat design team, the CFD models are based on consequence analysis and include fire, steam release, water-based fire suppression systems, thermal analysis, flammable and toxic gas dispersion

You will have opportunities to gain and grow a professional career progression towards Consultancy or Management roles. The team supports multiple submarine programs including site and facilities and as such there is opportunities to work on different programmes and projects. 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 (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: 20th October 2025

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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