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Mechanical Maintenance Technician

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Mechanical Maintenance Technician

Harwell, Oxfordshire

Salary £26,399 - £31,058

Full time / Flexible hours considered 

About Us

Diamond Light Source is the UK’s national synchrotron; a huge scientific facility designed to produce very intense beams of X-rays, infrared and ultraviolet light, used to study subjects including new medicines and treatments for disease to innovative engineering and cutting-edge technology.

About the Role

We now have an opportunity for a Mechanical Maintenance Technician with responsibility for providing both technical support and assisting the team in performing building services and building fabric maintenance.

The key duties of the position include:

  • Mechanical maintenance of Diamond Electrical / Mechanical and Building Services Infrastructure.
  • Assisting with monitoring and testing duties.
  • Problem solving and fault diagnosis on all site services, including air conditioning and air handling units, piped gases, hot and cold water systems (including unvented and pressurised systems), MTHW/LTHW systems, Chilled Water, refrigeration, etc.
  • Supervision of external contractors, service engineers and suppliers, including sub-contractor technical audits.
  • Communication with various teams across Diamond to safely achieve maintenance activities.
  • Carrying out and assisting with the preparation of safety risk assessments and method statements.
  • Participating in Health and Safety and Quality Assurance procedures.
  • Undertake non maintenance duties (i.e. small project work) within the IFM Group as and when the need arises.
  • Some participation in ‘on call’ arrangements during commissioning and operation.

About You

You should have served a recognised craft Apprenticeship in an Engineering discipline or demonstrate equivalent relevant experience.

You should have experience from some of the following areas:

·      Process & Chilled Water systems.

·      LTHW/MTHW/Compressed Air systems.

·      HVAC systems.

·      Drainage/Vacuum Drainage systems.

·      Liquid/Gaseous Nitrogen Systems

·      Equipment controls and BMS (building management system).

·      Quality Control Systems, Work Planning and Safe Systems of work.

·      HSE legislation.

All candidates should demonstrate good written and verbal communication skills, the ability to organise and prioritise tasks to meet planned maintenance timescales and a flexible approach to working conditions and environments.


Diamond offers an exceptional benefits package to support staff in achieving a positive work/life balance. This includes 25 days annual leave plus 13 days of statutory and company holidays, along with flexible working hours and an excellent pension scheme. Staff also have access to a range of amenities on site including a nursery, cafes, a restaurant and sports and leisure facilities.

To Apply

The initial closing date for applications is 23rd of January 2021, however applications will be reviewed and interviewed on an ongoing basis until this vacancy is filled.