Principal Engineer, Support Engineering ILS

Salary: £26,000 – 52,000 per year

Requirements:

• Extensive knowledge of the MoD Unit Maintenance Management System (UMMS) and Trilogy tool sets
• Knowledge of Availability, Reliability and Maintainability (AR&M) principles
• Knowledge of the complete engineering lifecycle and how support activities align with it, with experience in a number of lifecycle phases
• Strong awareness of Product Safety and SHE
• Good communication skills and the ability to interact with stakeholders
• Background as a submarine nuclear operator or maintainer is essential
• Ability to analyse complex problems
• Understanding of JSP 935, DefStan 00-055, IEC 61508 and DLF SSE GP.2.11 is desirable

Responsibilities:

• Act as the primary subject matter expert for delivering and assuring Maintenance Derivation and Logistic Support Analysis (LSA) outputs
• Apply relevant Ministry of Defence, industry and corporate standards covering Integrated Logistic Support (ILS) activities
• Interface with internal stakeholders, suppliers and customers on ILS management activities
• Guide Support and Product Engineering Managers to support effective delivery of ILS outputs for the customer support solution
• Analyse software products, including commercial off-the-shelf, bespoke and modified commercial off-the-shelf products, at system and equipment levels, and derive system-level software support strategies using company processes
• Contribute to system-level software support case reports
• Review external supplier engineering deliverables relating to software
• Review software source documentation, interpret technical information and recommend how to support software products through life, including through system-level software support case reports
• Provide software support subject matter expertise to the wider ILS community and support mapping between software analysis outputs and other ILS stakeholders support outputs
• Produce management and process documentation relevant to software

Technologies:

• Support
• JSP

More:

We are seeking a Principal Engineer – Support Engineering specialising in Reliability-Centred Maintenance. The 12-month contract is based in Barrow, Brough or Filton, with a 37-hour working week and two to three days onsite per week. The role is inside IR35, with rates of £53.73 per hour PAYE or £72.54 per hour via umbrella.

last updated 40 week of 2026

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