Mechanical Engineer

Job Title: Mechanical Engineer 
Location: Flexible, UK + Hybrid Working Arrangement
Compensation:    Competitive Salary + Benefits    

Role Type: Full time / Permanent
Role ID: SF67205

Make Your Mark on the Future of Clean Energy

 
At Cavendish Nuclear we're working to create a safe and secure world, together, and if you join us, you can play your part as a Mechanical Engineer based at one of our key locations: Warrington (Cheshire), Bristol, Leicester (Leicestershire) or Newbury (Berkshire).

The role

As a Mechanical Engineer, you'll have a role that's out of the ordinary. The Mechanical Engineer role sits within our Cavendish Nuclear business, from decommissioning redundant nuclear facilities, through supporting the Continuous at Sea Deterrent, to supporting the operation and build of nuclear power plants, our role in Cavendish Nuclear is to clean up the nuclear legacy and create a world where nuclear plays a key contribution in protecting our nation, ensuring security of energy supply and meeting our net zero commitments.
 

Our highly skilled team tackles major defence, decommissioning, new build and nuclear generation projects and has won over 78% of its latest tenders. Together, we're innovating to make nuclear safer, faster and cost-effective across the nuclear energy life cycle. We're also bringing the UK closer to Net Zero, through our work with Hinkley C, Sizewell C and X Energy.     

Day to day you'll

• Promote effective collaboration across Engineering and other functional teams
• Interface with customers and the supply chain on design issues and support procurement specifications
• Ensure correct application of procedures, codes and standards to technical and engineering activities
• Contribute to product safety assessments and act as a technical interface with stakeholders
• Conduct technical investigations and analysis to resolve problems and improve designs
• Drive process improvements across the operational/design lifecycle to enhance quality and efficiency

This role is full time (37 hours per week) and based at one of our offices in Bristol (Bristol), Warrington (Cheshire), Leicester (Leicestershire) or Newbury (Berkshire), with hybrid working arrangements. 
 

Essential experience of the Mechanical Engineer:

Nuclear experience is not a requirement for this role. If you are someone who owns and delivers, who champions high performance and has the courage to challenge the status quo, then we would like to hear from you. We welcome applicants from all engineering backgrounds who are able to demonstrate the following:

• A minimum of HNC (Higher National Certificate) or HND (Higher National Diploma) in Engineering, or equivalent experience
• Proficiency in CAD tools and a solid understanding of General Engineering Drawing Practice
• The ability to build strong, influential relationships with key stakeholders

Qualifications for the Mechanical Engineer:

• Minimum HNC/HND in Engineering

Security Clearance

The successful candidate must be able to achieve and maintain Standard (BPSS) security clearance for this role. Further details are available at United Kingdom Security Vetting: clearance levels - GOV.UK )

What we offer 

• Generous holiday allowance
• Matched contribution pension scheme, with life assurance
• Access to a Digital GP, annual health check, and nutritional consultations through Aviva DigiCare+
• Employee share scheme
• Employee shopping savings portal
• Payment of Professional Fees
• Reservists in the armed forces receive 10-days special paid leave
• Holiday Trading is a benefit that allows UK Cavendish employees to buy additional leave or to sell up to one working week of annual leave from their annual entitlement. This Window opens February through to March annually.
• 'Be Kind Day' enables employees to take one working day's paid leave a year (or equivalent hours) to undertake volunteering work with their chosen organisation or registered charity
• Excellent development opportunities and benefits package including an employee assistance programme supporting physical, mental and financial wellbeing.

Cavendish Nuclear

As a leader within the UK nuclear industry, Cavendish Nuclear, part of Babcock International Group, provides a comprehensive range of critical nuclear solutions in clean energy, defence and civil new build and decommissioning projects. Together, we're innovating to make nuclear safer, faster and cost-effective across the nuclear energy life cycle. Your career with us could take you anywhere within Babcock International Group – from Canada, the USA to Japan. Work with us to create a safe and secure world, together.

We are a disability confident committed employer. If you have a disability or need any reasonable adjustments during the application and selection stages, please email  with the subject header 'Reasonable adjustments requirement'. We're committed to building an inclusive culture where everyone's free to thrive. We are happy to talk about flexible working – please ask about alternative patterns of work at interview.

Closing date: 30/12/2025

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