Marine Engineer Submariner (MESM) / PWR / Cat A Watchkeeper - Senior Consultant

Salary range: £65,000 per annum - £80,000 depending on skills and experience. 

Location: Remote / Hybrid  

Working Pattern: We operate a flexible hybrid working pattern at Occam Group, with time split between the office, client sites and working from home. We would consider full time / part time working pattern.

Occam Group

Whilst systems may be complex, support solutions need not be. We believe in providing straightforward, high quality, good value consultancy and support.  

We aim to use our knowledge and expertise to develop a safer and more sustainable future because we recognise the importance of having a positive impact on the future of our planet and society.  

This is an exciting opportunity for an accomplished Marine Engineer Submariner (MESM) or nuclear operations professional with strong Control/Manoeuvring Room experience in Pressurised Water Reactor (PWR) environments. You will play a central role in supporting operational safety, plant oversight and technical governance across customer programmes. As a senior specialist, you will provide deep operational insight, deliver technical assurance, and support clients in maintaining the highest standards of nuclear safety, compliance and watchkeeping performance.

This high‑impact role is ideal for someone proactive, dependable, commercially aware, and committed to supporting the safe and efficient operation of nuclear facilities.

Duties to include

• Apply PWR operational expertise to support safe plant operation, readiness assessments and procedural compliance.
• Provide Control/Manoeuvring Room Supervisor‑level insight into operational decision‑making, safety implications and plant status.
• Review, assure and contribute to operational documentation, procedures and instructions.
• Support clients during commissioning, testing, operational transitions and configuration changes.
• Provide operational input to safety cases, technical assessments and hazard analyses.
• Conduct independent operational assurance activities, readiness reviews and site inspections.
• Assist clients in preparing for regulatory engagements, inspections and operational demonstrations.
• Work collaboratively with multidisciplinary teams across engineering, safety, operations and project delivery.
• Mentor developing operators and engineers.

• Previous qualification and experience as a MESM / PWR Watchkeeper / Cat A Operator (civil or defence nuclear).
• Strong understanding of nuclear operations, plant systems, operating rules, emergency arrangements and control‑room discipline.
• Demonstrable familiarity with UK nuclear regulatory frameworks, including Authorising Conditions / Licensing Conditions.
• Proven ability to provide clear operational judgement and technical advice in high‑consequence environments.
• Strong communication skills with a commitment to excellent client engagement.
• Ability and willingness to mentor others and contribute to capability growth.

• Chartered status (e.g. IMarEST, IMechE, IET or equivalent).
• Consultancy or technical advisory experience.
• Project management experience.
• Existing SC or DV security clearance (or the ability to obtain it).

This is an outstanding opportunity for a seasoned nuclear operator to apply their experience in a dynamic and supportive consultancy environment. You will work on diverse, meaningful projects, influence operational safety outcomes, and contribute to the continued growth of our nuclear capability.

Due to the nature of the work that the Occam Group undertake, you must be a sole UK national in order to apply.  

You will be required to undergo pre-employment screening and must be able to satisfy clearance criteria for UK National Security Vetting. 

We provide our people with excellent benefits package that comprises of: 

• Annual bonus linked to company and individual performance 
• 25 days holiday + bank holidays 
• Loyalty  Leave 
• Attractive pension scheme - matched pension contributions, up to 8% from day one 
• Family Friendly Policies 
• Private healthcare 
• Targeted professional development 
• Life Assurance (4x salary) and Income Protection (75% of salary) 
• Paid membership fees to a professional institution 
• Cycle to work salary sacrifice scheme 
• EV lease salary sacrifice scheme  
   

Individuals from diverse backgrounds are encouraged to apply, as we believe that diversity and inclusion are fundamental to creating a dynamic and thriving workplace culture.