BAE Systems
Senior Engineer - Mechanical Engineering (Platform Systems)
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Job Title: Senior Platform Systems Mechanical Engineer
Location: Barrow-In-Furness (Full time Onsite)
We offer a range of hybrid and flexible working arrangements - please speak to your recruiter about the options for this particular role
Salary: £42,215+ (Commensurate with skills and experience)
Who we are:
Join BAE Systems and you’ll be part of something bigger. As a valued member of our global colleague network, you’ll bring your unique skills and perspectives to help pioneer progress and protect what matters most. You’ll be trusted to play your part in delivering the advanced, technology-led defence, aerospace and security solutions of tomorrow, shaping a safer future, for all of us.
From the depths of the ocean, to the far reaches of space, there’s no limit to where a career at BAE Systems could take you.
Job Description:
In this role, you will support the development and delivery of mechanical platform systems, ensuring robust design evidence is generated to support safe and effective engineering solutions. You will contribute to testing and commissioning activities, support issue resolution, and work closely with multidisciplinary teams to maintain design intent across complex submarine programmes.
You will also mentor junior engineers, contribute to technical outputs, and engage with stakeholders to support successful programme delivery.
Core duties:
- Develop and deliver design evidence to justify safe and effective engineering solutions, ensuring customer confidence in system designs
- Specify and support the build of prototypes, products, and systems for testing and validation activities
- Provide timely resolution of defects and issues, ensuring corrective actions are identified, tracked, and implemented
- Ensure engineering commitments are defined, reviewed, and delivered in line with programme requirements
- Support technical presentations and communications to engineering and management audiences, maintaining awareness of emerging technologies
- Author and contribute to technical reports, papers, and presentations to support engineering activities and knowledge sharing
- Mentor and support junior engineers, providing technical guidance and supporting professional development
- Apply mechanical engineering expertise across design, testing, commissioning, and analysis activities, utilising CAD tools and standard engineering software
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Essential Skills:
- Mechanical engineering knowledge across the full lifecycle (design, testing, commissioning, validation)
- Experience developing and justifying design evidence for engineering solutions
- Ability to support prototype development, testing, and validation activities
- Strong problem-solving skills with experience resolving defects and engineering issues
- Experience delivering engineering tasks in line with programme requirements and milestones
- Ability to produce and review technical documentation (reports, calculations, presentations)
- Experience using CAD tools and standard engineering/IT software
- Strong communication skills, with the ability to present technical information to varied audiences
- Mentoring or supporting junior engineers and contributing to team capability development
The Mechanical Platform Systems Team:
The Mechanical Platform Systems team plays a key role in supporting the planning and execution of testing and commissioning activities across complex submarine programmes. You will contribute to ensuring engineering activities are delivered safely and effectively while maintaining design intent. This role offers exposure to some of the most complex engineering projects within the Submarines business, alongside strong opportunities for career development. Relocation support may be available, subject to eligibility criteria.
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Why BAE Systems?
Here you’ll build a career with purpose and limitless possibilities. With lifelong learning and meaningful work, this is a place where you can grow your career with confidence and be empowered to be your best. You’ll be recognised for your contribution and enjoy rewards tailored to what’s most important to you and your family, support for your financial and personal wellbeing, as well as a balanced lifestyle. In an environment embracing sustainable ways of working and with a strong sense of shared purpose, our supportive culture is a place you can feel you belong and proud of the difference you make.
A place where everyone can thrive:
We’re committed to building an inclusive workplace where everyone feels valued and supported. We know that a diversity of backgrounds, perspectives and experiences strengthens our teams and is vital to the work we do.
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: 28th July 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.
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