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Cooling Water and Air Systems Engineer


Job Location:

Abingdon - UK

Monthly Salary: Not provided by the employer
Posted: 6 June 2026 (30+ days ago)
Application Deadline: 3 September 2026
Vacancies: 1 Vacancy

Job Summary

The salary for this role is 57117 (inclusive of a Specialist Allowance). Onsite working is expected for 5 days each week however we actively support requests for flexible working. 

This role can be based at any of the following sites: Culham Oxfordshire.

This role requires employees to complete an online Baseline Personnel Security Standard (BPSS) including The Disclosure & Barring Service (DBS) checks for criminal convictions and possibly a search of open source data. 

The Role

MAST-U is currently the largest operating spherical tokamak in the world providing a facility on which to perform experiments to provide the answer to key questions for fusion power to be delivered to the grid. We are looking for a Cooling Water and Air Systems Engineer who will be contributing to the project management design procurement development installation and subsequent commissioning of new/enhanced cooling water and compressed air systems on UKAEA facilities such as the MAST-U tokamak. Maintenance refurbishment and/or replacement of the currently installed MAST-U plant and infrastructure will also be within the remit of the job holder. 

A specialised role trained in both cooling water and compressed air systems the job holder will work within a team of engineers and technicians under the management of the Cryogenics & Services Team Leader. 

Key Responsibilities:

  • Ensure the continuing maintenance refurbishment enhancement and safe operation of the MAST-U cooling water and compressed air plants.
  • Ensure legal compliance of MAST-U cooling water system to Legionella control HSG274
  • Lead projects and work packages for cooling water and air systems including design procurement development installation and commissioning. 
  • Proactively improve the reliability & efficiency of existing MAST-U cooling and compressed air systems by proposing designing and implementing solutions. 
  • Responsible for the authoring production maintenance and revision control of technical documentation reports drawings and P&IDs. Preparation of risk assessments method statements and other safety documentation. 
  • Supervise junior team members and other personnel working in the MAST-U cooling water and air plant areas. 
  • Manage plant maintenance contracts with external parties. 

Qualifications :

Essential Requirements:

  • Relevant engineering apprenticeship or degree or equivalent experience. 
  • Demonstrable experience of 
  • Pressurized systems. 
  • Water cooling systems including softened water and demineralization systems. 
  • Compressed air systems. 
  • Water hygiene testing cleaning and disinfection for legionella control. 

Additional Information :

A full list of our benefits can be found here mission is clean energy for all and we welcome talented people from all backgrounds to help us achieve this goal. We are committed to equality diversity and inclusion and strive to ensure fair representation across our workforce. We particularly encourage applications from groups currently underrepresented in STEM including women and individuals from diverse ethnic backgrounds while ensuring all appointments are made on merit.

UK Atomic Energy Authority is committed to being accessible. Please email if you have any questions or require help or adjustments to compete on a fair basis for example changes to the way we interview or share information.  

Please note that vacancies are generally advertised for 4 weeks but may close earlier if we receive a large number of applications.


Remote Work :

No


Employment Type :

Full-time


About Company

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By 2050, the planet could be using twice as much electricity compared to today. Are you interested in contributing and helping to shape the future of the world’s energy? If so, read on. Fusion, the process that powers the Sun and Stars, is one of the most promising options for genera ... View more

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