Power Electronics Engineer / Senior Power Electronics Engineer
Posted on January 21, 2026 (about 4 hours ago)
Power Electronics Engineer / Senior Power Electronics Engineer
About Us
Diamond Light Source is the UK’s national synchrotron, a large scientific facility producing intense beams of X-rays, infrared and ultraviolet light used across many fields, from medical research to engineering and technology.
Diamond is undertaking a major upgrade, Diamond-II, which combines a new machine and beamlines with upgrades to optics, detectors, sample environments and computing to deliver a more brilliant, higher-energy light source.
About the Role
We have an opportunity for a Power Electronics Engineer or Senior Power Electronics Engineer to join the team developing next-generation power supplies for the Diamond-II upgrade, with a focus on quality, reliability and stability. The role also supports the operation of high-performance magnet power supplies.
Key Responsibilities:
- Design and prototype power electronics circuits and PCB layouts.
- Model power supplies and their controllers to ensure high performance and stable operation.
- Test and validate prototypes for performance, noise and EMC.
- Develop automated testing rigs and procedures to evaluate reliability and consistency of power supplies.
- Support the development and debugging of FPGA and microcontroller code.
- Assist with day-to-day operations, shutdowns and new installations at the Synchrotron.
- Oversee routine monitoring and preventive maintenance of power supplies.
- Participate in on-call schedules and shifts as required.
About You
You will hold an appropriate Engineering or Science degree and have practical experience in an industrial or scientific environment relevant to this role. Applicants may be considered at either the Power Electronics Engineer or Senior Power Electronics Engineer level depending on skills and experience.
Essential knowledge and skills include:
- Fundamental knowledge of electrical and electronic circuit principles.
- Theoretical and practical knowledge in power electronics.
- Basic understanding of laboratory-based testing and measurement techniques.
- Experience in schematic design and PCB layout.
- Basic understanding of linear control systems and electromagnetic principles and components.
- Proficiency with circuit simulation software (for example LTspice, PSpice, Simscape) and power electronics simulation platforms (for example PLECS, PSIM, MATLAB Simulink).
Strong communication and interpersonal skills, an ability to generate creative solutions to design challenges and excellent attention to detail are also required.
Benefits
Diamond offers an excellent benefits package including 26 days annual leave plus Christmas closure, two annual volunteering days, and a defined benefit pension scheme. Staff have access to on-site amenities such as a nursery, cafes, restaurant and sports and leisure facilities. A relocation allowance may be available where applicable.
Other information
Closing date: 25/01/2026. Early applications are encouraged as some candidates may be interviewed before this date.
Further company benefits, life at Diamond information and pension scheme details are available from Diamond Light Source materials. Diamond is an equal opportunities employer and welcomes applications from suitably qualified women and disabled candidates; applicants may indicate consideration under the Disability Confident Scheme via the online application process.
To Apply
Please use the online application process to apply. In your application tell us why you believe you are suitable for this role and specify whether you are applying for the Senior Power Electronics Engineer or Power Electronics Engineer level.
As part of your application you must complete the mandatory Application Questionnaire and attach it to the 'Publications list / Additional documents' option.
Visa Sponsorship & Closing Date
As a visa licence holder, Diamond is likely able to sponsor non-UK nationals requiring sponsorship at Senior Power Electronics Engineer level. This role does not meet the requirements for visa sponsorship at Power Electronics Engineer level except potentially for those already sponsored in the UK or meeting the 'new entrant' criteria. For more information see the UK government Skilled Worker visa guidance.
The closing date for applications is 25th January 2026; early applications are encouraged.