Job Description

Job Title: Senior Mechanical Secondary Propulsion 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: Circa 45,000
What you'll be doing:

• Address and resolve a variety of complex engineering challenges and technical issues
• Interpret, review, and ensure compliance with technical specifications aligned to stakeholder requirements
• Define qualification, testing, and commissioning criteria for major equipment and fluid systems
• Oversee suppliers and subcontractors throughout the manufacturing process to ensure alignment with design intent, technical standards, and system validation
• Manage and assess design changes, manufacturing non-conformances, and concession processes
• Provide support for the testing and trial phases of equipment and systems
• Deliver functional design solutions and supply qualification evidence to demonstrate compliance with performance, safety, and legislative requirements
• Operate independently with minimal supervision, or collaboratively as part of a focused project team

Your skills and experiences:
Essential:

• Proven experience across the mechanical and/or manufacturing engineering lifecycle
• Strong problem-solving skills with a track record of applying sound engineering judgement
• Excellent communication skills with the ability to present technical concepts and decisions clearly and effectively to both technical and non-technical stakeholders
• Solid understanding or working knowledge of thermofluid systems
• Degree-qualified in a STEM discipline (Science, Technology, Engineering or Maths)

Desirable:

• Knowledge of nuclear systems and/or submarine propulsion systems
• Experience within the shipbuilding or maritime engineering industry
• Actively working towards professional chartership (e.g., IMechE, IET, or equivalent)

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 Secondary Propulsion team:
As a Senior Mechanical Secondary Propulsion Engineer, you'll join a dynamic team of around 30 engineers responsible for the design, build, and testing of cutting-edge submarine propulsion systems and equipment. Working in the prestigious Dreadnought programme, you'll play a crucial role in delivering the next generation submarines for the Royal Navy, replacing the current Vanguard class. This is a unique opportunity to contribute to one of the UK's most significant and advanced defence engineering projects. 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: 13th 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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Skills Required