Apply now »

Senior Mechanical Engineer


Warrington, GB, WA3 6YD

Company:  Cavendish Nuclear
Onsite or Hybrid:  Hybrid

Job Title:             Senior Mechanical Engineer
Location:             Warrington, Cheshire + Hybrid Working Arrangement
Compensation:    Competitive Salary + Benefits
Role Type:           Full time / Permanent 
Role ID:               SF57382


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 Senior Mechanical Engineer, at our Warrington, Cheshire site.


The role
As a Senior Mechanical Engineer, you’ll have a role that’s out of the ordinary. You'll manage the delivery of engineering and technical activities, through the application of process, domain knowledge and experience.


Day-to-day, you’ll assist in effective management of the customer, including liaison and relationship development with existing and new customers.


  • Ensure procedures, codes and standards are correctly identified and applied to engineering and technical activities.
  • Contribute to Project Safety Assessment process.
  • Ensure task and project risks are communicated and managed appropriately.
  • Produce, review and approve calculations, analyses, drawings, models, design basis documentation and technical reports as assigned.


This role is full time, 37 hours per week and is based in Warrington, Cheshire. This role provides hybrid working arrangements with 3 days in the office and 2 days working from home.


Essential experience of the Senior Mechanical Engineer:


  • Experience in working collaboratively in multi-discipline teams to deliver activities on a range of project types.
  • Demonstrable experience in covering a variety of tasks across a range of complexities.
  • Good communication skills and the ability to interface with other disciplines.

Qualifications for the Senior Mechanical Engineer:

  • Minimum HNC/HND in Engineering, or equivalent experience in relevant engineering discipline, with significant demonstrable experience.


Security Clearance

The successful candidate must be able to achieve and maintain Security Check (SC) 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
  • 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 the majority of employees to buy additional leave or to sell up to one working week of annual leave from their annual entitlement
  • ‘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
  • Growth opportunities
  • Potential to develop skills

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.


Job Segment: Nuclear Engineering, Mechanical Engineer, Engineer, Environmental Engineering, Engineering

Apply now »