Senior Vacuum Electrical Technician

3-Year Fixed Term - Based in Harwell, Oxfordshire

As standard this role requires a fully onsite working arrangement.

About Us

Diamond Light Source is the UK’s national synchrotron science facility. By accelerating electrons to near light-speed, Diamond generates brilliant beams of light from infra-red to X-rays which are used for academic and industry research and development across a range of scientific disciplines including structural biology, physics, chemistry, materials science, engineering, earth and environmental sciences.

About the Role

We now have an opportunity for a Senior Vacuum Electrical Technician to provide vacuum systems electrical support, guidance and planning to the Diamond Project for a 3-year fixed term contract.

This role will contribute directly to the construction, testing, installation, commissioning, servicing and fault finding, repair and calibration of the Diamond vacuum instrumentation and associated systems including cabling, vacuum controllers and ancillary equipment such as pump carts, bakeout equipment and vacuum laboratory equipment

Key responsibilities will include:

Providing guidance and supervision to technical staff undertaking vacuum instrumentation projects, ensuring work is completed safely and in accordance with approved procedures. Liaising with engineers to support the production of electrical designs for vacuum systems associated with accelerators, beamlines and new equipment, including reviewing vacuum electrical drawings prior to issue and build.
Lead the development and implementation of electrical test, commissioning, fault-finding and repair procedures for vacuum instrumentation systems, working with the Vacuum Instrumentation team to ensure safe working practices are maintained.
Develop and deliver training programmes for vacuum systems instrumentation in collaboration with the Vacuum Instrumentation team, with particular emphasis on specialised vacuum cable construction, testing and installation.
Work with the Senior Vacuum Engineers to maintain, fault-find and repair the instrumentation and associated control equipment used on the girder ovens.
Support the installation, testing, commissioning and fault-finding of vacuum control and instrumentation systems across the accelerators and beamlines during Diamond II upgrade dark periods.
Carry out formal and informal risk assessments and write method statements for the vacuum electrical systems.

About You

You will hold an appropriate ONC/OND/City & Guilds Electrical/Electronic qualification or similar level in a relevant subject.

You will have experience and ability to:

Understand and work with electrical and mechanical drawings and circuit diagrams.
Carry out a variety of mechanical and electrical assembly tasks, including soldering, crimping, cable assembly and rack wiring.
Use standard electronic measurement instruments including oscilloscopes and multi-meters.
Make off cables with various connectors for LV and HV low power circuits.
Test and fault find within electrical systems, with a good understanding of electrical safety practices for LV & HV low power circuits and devices.

Benefits

Diamond offers an exceptional benefits package to support staff in achieving a positive work/life balance. This includes 26 days annual leave plus Christmas closure, public holidays, 2 annual volunteering days and flexible working hours. We also offer an excellent defined benefit pension scheme with a 2.3% accrual rate. Staff also have access to a range of amenities on site including a nursery, cafes, a restaurant and sports and leisure facilities. A relocation allowance may also be available where applicable.

To Apply

Please use the online application process to apply and tell us why you believe you are suitable for this role.

The closing date for applications is 1st November.

Business Area
Technical/Engineering
Full Time Salary
£41,414 to £45,510 (Discretionary range to £52,337)
Post Type
Full time / Fixed term
Term
3 years
Closing Date
01/11/2026
Ref No
11894
Diamond attracts talented individuals from around the world and currently employ 56 different nationalities. Reflecting trends in our sector we employ more men than women. Therefore, we particularly welcome applications from suitably qualified women.

If you are disabled and would like to be considered under the Disability Confident Scheme, please let us know via the online application process.

Diamond are members of Working Families (the UK’s work-life balance organisation) and we have also achieved the Disability Confident Level Two award.

Work Location: In person