Diamond Light Source
£52,878 to £61,679 per annum (Discretionary range to £67,481) (Inclusive of annual allowance)
Harwell, Oxfordshire
Based onsite / Hybrid working available – minimum 3 days onsite per week
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. Our scientists use the light to study a vast range of subject matter, from new medicines and treatments for disease to innovative engineering and cutting-edge technology.
Now is an exciting time to join Diamond as we are currently undertaking a major upgrade project called Diamond-II, which will combine new accelerators with new and upgraded beamlines. This will continue to build-on Diamond’s world-class position, and enable us to continue to deliver brilliant science, tackling some of the most challenging scientific questions of the 21st century.
About the Role
We now have an opportunity for a Senior Electrical Design Engineer to join our Engineering team to provide electrical engineering design support to the technical systems of the Diamond facility. The Engineering team plays a key role in the design, development and construction of the equipment required to enable X-ray production for Scientific research.
Responsibilities will include:
- Assisting and producing electrical designs for a variety of projects including Motor Controls, Vacuum control systems, Electrical rack and panel design, Low Voltage distribution systems & Rely and Interlock logic.
- Developing CAD schematics, hook-ups, and other electrical design documentation.
- Assisting in and carrying out procurement of equipment through commercial suppliers.
- Maintaining and updating engineering drawings and documentation on projects.
- Design in line with the British, European International and company standards.
- Liaising with system owners to gain experience in technologies such as programmable logic controllers, motion controls, distributed I/O, instrumentation, and pneumatic controls. Contributing to hazard analysis and risk assessment exercises.
About You
You will have a background in an Electrical Engineering discipline, with at least a Level 3 Qualification and recognised Apprenticeship, or HNC or above in a relevant discipline. You will be passionate about a career in electrical engineering with some experience of design, manufacture, assembly, testing and commissioning of Electrical systems. You will also demonstrate basic understanding of control systems and electrical designs methodology, with working knowledge of a CAD system.
You will also have experience in:
- Producing working designs e.g. electrical diagrams, parts lists, and general assembly drawings.
- Electrical engineering fundamentals. Essential health and safety context.
You will demonstrate design understanding in at least one of the following areas:
- Electrical Rack build & design.
- Motor control systems driving Stepper, Servo or DC motors.
- Vacuum control systems.
- Low Voltage distribution systems. Relay and interlock logic.
You will have a strong background in electrical engineering, with a good understanding in at least five of the following areas, with design experience in all of the areas:
- Electrical Rack design.
- Precision motion control using stepper motors and piezo actuators.
- Vacuum control systems.
- Personnel Safety circuits.
- Low Voltage systems.
- Programmable logic controllers.
- Distributed I/O.
- Pneumatic controls.
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. 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.
This role qualifies for a non-pensionable allowance of £3,000 per annum.
As standard this role offers a hybrid working arrangement with a minimum of 3 days working onsite per week.
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 15th February.
| Location: | Didcot, Harwell, Hybrid |
| Salary: | £52,878 to £67,481 (Discretionary range to £67,481) (Inclusive of annual allowance) |
| Hours: | Full Time |
| Contract Type: | Permanent |
| Placed On: | 16th January 2026 |
| Closes: | 15th February 2026 |
| Job Ref: | 11789 |