Job Title: Senior Maintenance Engineer (Supportability) Location: Portsmouth Naval Base – minimum of 3 days onsite per week We offer a range of flexible working arrangements - please speak to your recruiter about the options for this particular role Salary: Circa £46,000 (dependent on 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. Role Description: As a Supportability Through Life Engineer within the Maintenance Optimisation Hub, part of Asset Management’s Maintenance Management Function, you will use data exploitation to develop effective through-life solutions across the customer domain. Applying data analytics, root cause analysis and structured problem-solving techniques, you will produce evidence-based recommendations that improve platform availability, reliability and maintainability. Your expertise will enable our customer community to make informed maintenance decisions, optimise through-life performance and deliver sustainable continuous improvement Core Duties: Develop evidence-based maintenance optimisation recommendations to improve platform performance, availability, reliability and maintainability. Analyse maintenance data and performance trends to support effective planning and decision-making across the customer domain. Support development and deployment of the Maintenance Management Strategy, with particular focus on data collection, management and analysis. Analyse system performance and maintenance issues, providing recommendations to support RCM (reliability centred maintenance) Reviews and MRAB (maintenance reviews and acceptance board) activities. Produce robust analysis reports, Technical Queries and business updates, clearly communicating recommendations, progress, risks and issues. Investigate data-quality issues across UMMS, Trilogi, technical documentation and associated systems. Build effective relationships across customer, engineering, partner and supplier organisations, while mentoring colleagues, apprentices and placement students. Apply engineering governance, SHE, security, ITAR and regulatory requirements, while promoting process improvement and enhanced ways of working. Essential Skills: You’ll hold ONC, HNC, HND or Degree‑level education in an Engineering discipline (Electrical or Mechanical), or have equivalent relevant working experience You’ll have a working knowledge of the Engineering Lifecycle You’ll be aware of and adhere to statutory regulations, including those relating to Information Systems, Safety, Health & Environment, and Security requirements You’ll have an understanding of Integrated Logistic Support principles (especially RCM) and/or experience using Maintenance Management toolsets You’ll be able to use the full suite of Microsoft toolsets You’ll be able to apply Root Cause Analysis techniques and problem‑solving within a Supportability Engineering / ILS environment The Maintenance Management team: As a Senior Maintenance Engineer, you will be responsible for responsible for supporting the identification and delivery of Maintenance Optimisation recommendations and opportunities through a combination of problem solving, root cause analysis and toolset data analysis to drive improvements to Platform Availability, Reliability & Maintainability across our customer domain. The 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 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 29th September 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. #LI-TP1 #LI-Hybrid