Principal Maintenance Engineer

Job Title\: Principal Maintenance Engineer

Location\: Portsmouth Naval Base - minimum of 3 days onsite per week

We offer a range of hybrid and flexible working arrangements - please speak to your recruiter about the options for this particular role

Referral Scheme\: £1,000

Grade\: GG11

You’re expected to have completed 12 months in role prior to applying for an advertised vacancy and you should also discuss the internal opportunity with your line manager to ensure sustained business continuity and to further support your career development.

We know there may be exceptional individual circumstances that impact this, in the first instance please discuss this with your line manager.

If you don’t feel you can talk to your line manager, you can contact your HRBP.

PLEASE NOTE Should you be invited for interview; you acknowledge that the Recruitment team will contact you and your line manager regarding your application for this opportunity.

Role description\:

As a member of the Maintenance Management team, the role is responsible for undertaking complex analysis on work package performance following each maintenance period, analysing maintenance costs and defect trend/prediction across the Class and using investigative outputs to inform support organisations of future resource and spare part requirements. This will allow you to produce fully optimised Maintenance work-packages for allocated platform using RCM methodology and improved condition monitoring / material state knowledge.

Core Duties\:

• You will undertake continuous Material State Assessment for designated platform / systems, undertaking impact analysis and providing oversight to the Maintenance Manager
• You will be presenting weekly performance summary to the Maintenance Manager
• You will produce well written and explicit work packages which can be readily planned and estimated by the delivery teams
• You will monitor work package progress against the baseline schedule, ensuring all work is closed out in a safe and legal manner whilst identifying opportunities for maintenance optimisation, and capturing LfE accordingly

Essential skills\:

• You will hold ONC/HNC/HND/Degree level education in an engineering discipline or equivalent working experience
• You will bring specialist engineering knowledge and experience in a subject area, to this role
• You will have working knowledge of the engineering lifecycle
• You will be aware of and adhere to statutory regulations (including those of Information Systems, Safety Health & Environment and Security Requirements)

The Maintenance Management team\:

As a Principal Maintenance Engineer, you will be responsible for producing optimised work packages using scheduled information extracted from the Unit Maintenance Management System (UMMS) database and undertaking detailed root cause analysis of material state and failure trends, to enable work packages to be optimised.

This role will provide you with the opportunity to work with various stakeholders both internally and externally. There will be opportunities for wider development within BAE Systems.

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.

We welcome applications from all suitably qualified people, who are BAE Systems employees and have been in their current role for 12 months or longer.

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 29th September 2026