Field Service Engineer (Submarine Support)

Job Title: Field Service Engineer (Submarine Support)

Location: Portsmouth, Broad Oak, hybrid role. Candidates may be based in Scotland, Wales or the Midlands, with frequent paid travel to Portsmouth.

Salary: Circa £45,000 (Depending on skill 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.

What you’ll be doing:

This role offers the opportunity to deliver hands‑on engineering field support for the Royal Navy’s submarine fleet, both in the UK and overseas. Working as part of the Submarine Support Team, you will travel to internal and external customer sites, providing specialist support independently and collaboratively. You’ll apply broad, multi‑discipline expertise across Mechanical, Electrical and Electronic Engineering, ensuring that systems remain safe, reliable and fully operational in demanding environments.

You’ll take ownership of key engineering governance activities, including raising risk assessments, developing method statements and generating detailed technical reports that capture the outcomes of all work undertaken. As Part of the Project Team’s dedicated Field Service Team, you’ll play a critical role in maintaining compliance with legislation and company policy while contributing directly to the successful delivery of the Submarine Support Programme.

Core duties:

• You will need to meet contractual medical requirements to be able to undertake and successfully complete: Submarine Escape, Rescue Abandonment and Survival (SMERAS) Training
• You will hold Higher National Certificate (or equivalent) level qualification in Mechanical/Electrical Engineering, & a Full UK Driving licence
• You’ll have broad Engineering knowledge – Mechanical & Electronics/Electrical
• You must have knowledge of Health & Safety processes
• You will have experience of fault-finding, repair and commissioning of complex mechanical and electronic systems, ideally with knowledge of Field Services

The Submarine Support Motion Control Team:

As a Submarine Support Field Services Engineer, you will be part of a small, dedicated, specialist engineering team providing field support to the Royal Navy’s subsurface fleet. The project base is at our Broad Oak site in Portsmouth. The role is a mobile position requiring extensive travel within the UK (Occasional Overseas), often at short notice. The role entails deployments to Royal Navy Submarine platforms and subsequent report generation, as well as attending learning opportunities and providing test and calibration support at our Portsmouth facility.

As the world has evolved, so has the way we work. Our working approach, will enable you to have flexibility with your working hours, depending on your role and location. This could include accruing hours as well as flexibility around start and finish times, ensuring you can balance life at work, on site and life at home.

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: 24th 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.

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