Operation jobs in United Kingdom

Title: MESM CAT A1 / Submarine Safety

Salary range: £65,000 to £90,000 per annum depending on experience

Location: Glasgow, Bristol, Gloucester, Plymouth, Portsmouth or Warrington

Working Pattern: We operate a flexible hybrid working pattern at Frazer‑Nash, with time split between the office, client sites and working from home

Closing date: 31st December 2025, but early application encouraged

Do you have experience of working in submarine engineering or submarine safety? Do you want to be continuously motivated and discover your potential? Do you want to work for a reputable company where you are valued and can contribute?

If you answered yes to these questions, then Frazer‑Nash Consultancy is interested in hearing from you. Read on for more information about our opportunities and, if you’re interested, submit your application to join our growing team!

We are an established engineering, systems and technology consultancy. Through our meaningful innovations, our experts assist organisations make lives safe, secure, sustainable and affordable.

Our provision of high‑quality support to the Royal Navy’s submarine programme is a great source of pride, and our continued progress in this area means that we are actively seeking high calibre experienced MESM operators. We already have a great reputation and diverse portfolio of projects in the submarine domain. We are on the lookout for good people with transferable skills and experience to assist us further grow this capability. We have a number of senior roles available across our technical axis, based in various locations around the UK and each with its own distinct offering.

• Leading safety case documentation to underwrite the operation of the naval nuclear reactor plant.
• Leading on behalf of client complex and multi‑national work to make future work easier to deliver.
• Assessment of submarine commission and life extensions.
• Supporting AUKUS.
• Embedded client roles supporting all class of submarines.
• Conducting safety hazard analysis to inform the design of future submarines.
• Providing technical oversight (transferable skills) to support civil nuclear power stations during planned maintenance outages.
• Providing SM SQEP experience to support facility engineering and empower future‑proof critical shore‑side infrastructure.

• Experienced MESM Cat. A1.
• Experience of working in the commercial industry in support of the submarine enterprise.
• Knowledge of submarine whole boat or nuclear infrastructure safety cases and safety analysis techniques, including HAZID, hazard management, functional hazard assessment, categorisation and classification.
• Knowledge of MOD nuclear policies and regulations.
• Experience in risk management and reduction, including ALARP assessments.
• Familiarity with technical assurance/governance.
• Incorporated Engineer or Chartered Engineer status (or working towards this for our more junior roles).

Due to the nature of the work that Frazer‑Nash Consultancy undertakes, candidates will be required to undergo pre‑employment screening and must be able to satisfy clearance criteria for UK National Security Vetting.

• Competitive salary with yearly reviews
• 25 days holiday + the opportunity to buy 5 days
• A company that has its heart in the right place and a welcoming work culture
• Happy to talk flexible working
• Enhanced parental benefits
• Company pension scheme
• Targeted professional development
• Life assurance
• Private healthcare membership
• Bonus scheme linked into company performance
• Paid membership fees to a professional institution
• Support in attaining professional membership
• Cycle to work scheme
• Season rail ticket loan
• And further optional benefits you can tailor to your personal requirements

Mid‑Senior level

Full‑time

Management and Manufacturing

Business Consulting and Services