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Mechanical Engineers (Designer, Engineer, Senior, Principal)


Warrington, GB, WA3 6YD Reading, GB, RG14 2PZ Bristol, GB, BS16 1EJ Leicester, GB, LE3 1UF

Company:  Cavendish Nuclear
Onsite or Hybrid:  Hybrid

Senior and Principal Mechanical Engineers 
Hybrid working, base location Leicester, Newbury, Plymouth and Bristol
Competitive salaries
Role ID: 44100


Be part of progress


At Babcock we’re creating a safe and secure world, together – and you can play your part. As a Mechanical Engineer within Cavendish Nuclear, you’ll be part of an international company that’s continually innovating. Our aspirations are big – and you’ll help make them possible.


Due to our continued growth, we are now looking to bring on board a number of Mechanical Engineers including:

  • Senior Mechanical Engineers
  • Principal Mechanical Engineers


Nuclear experience is not a requirement, we welcome applications from all industries and will provide in-depth training to support your career development within the nuclear sector. 


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. 


The difference our new Mechanical Engineers will make


As one of our Mechanical Engineers, you’ll have a role that’s out of the ordinary. You will play an important part in delivering complex and exciting projects across the breadth of the nuclear industry. Your work will support our vision – creating a safe and secure world, together. And, with our track record of innovation, you’ll continually develop your knowledge and expertise. 


Day-to-day, you could be creating cutting-edge designs, leading on project delivery or providing solutions to our many clients. At Babcock, we have a history of helping talent go far. 


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. As Cavendish Nuclear continues to expand, so do the possibilities.


We offer flexible working to give people more options to better integrate their work and personal life, whilst ensuring that business needs are met. 

Essential experience

  • You are someone who owns and delivers, who champions high performance and is courageous to challenge the status quo.  
  • Relevant engineering qualifications such as HNC/ONC, HND, Degree.
  • Knowledge of CAD tools and General Engineering Drawing Practice.
  • Ability to build strong and influential relationships with key stakeholders. 


What we offer

  • Generous benefits including:
  • Generous holiday allowance
  • Matched contribution pension scheme 
  • Open to flexible working and alternative work patterns 
  • Training and development opportunities 
  • Employee Assistance programme supporting physical, mental and financial wellbeing 
  • Flexible benefits, including cycle to work scheme, discounts and our Share Ownership Scheme



Babcock International


For over 130 years, we have helped to defend nations, protect communities and build a better world. To continue, we must adapt, advance and be a sustainable business with a shared goal. Change begins with our people and our shared Principles: be curious; be courageous; own and deliver; think: outcomes; collaborate; and be kind. These values not only guide the way we work, but also our efforts to reach net-zero carbon. Yes, our ambitions are big, but together, we can achieve them.


Armed Forces Covenant


We are proud to support the Armed Forces community by honouring the Armed Forces Covenant. If you are a reservist in the armed forces, we provide up to ten days special paid leave in support of your training commitments.

Application Guidance


All applications should be made online. If you have a disability or need any reasonable adjustments during the application and selection stages, please let us know. 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.



Job Segment: Nuclear Engineering, Mechanical Engineer, Environmental Engineering, CSR, Drafting, Engineering, Management

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