Senior Service Technician in Chelmsford

As a Senior Service Technician, you’ll be the go‑to expert responsible for keeping our solar and BESS sites running safely, efficiently and at peak performance. You’ll work closely with regional colleagues, control engineers and asset operations teams to diagnose faults, carry out planned maintenance, and ensure our sites remain safe, compliant and high performing. If you thrive on autonomy, problem‑solving and working outdoors, this is a brilliant opportunity to grow your technical career in a sector that’s only going up. This role includes responding to planned and reactive maintenance, fault diagnosis, resolution and reporting. This role requires participation in a weekend on‑call rota. The successful candidate will need to be within a commutable distance of Chelmsford and Colchester.

What You Will Be Doing

• Carrying out planned and reactive maintenance across electrical, mechanical, communications, structural and security systems.
• Diagnosing and resolving faults across solar PV and battery storage assets.
• Completing inspections, reports, work orders and maintaining strong site records.
• Managing site and vehicle stock, ensuring safe and compliant working at all times.
• Supervising contractors, delivering site inductions and supporting safe systems of work.
• Taking part in the weekend on‑call rota.
• Travelling occasionally to support other regions, including overnight stays when required.
• Participating in technical, on‑site and classroom training (with opportunities for overseas training too).

What Skills You Will Have

• Qualified Electrician or Electrical Engineer (BS7671).
• Inspection & testing experience (C&G 2391‑52 or equivalent, or working towards).
• Strong background in solar PV installation and maintenance, utility‑scale experience is ideal.
• Experience with inverters/PCS (SMA, Sungrow, Power Electronics, Gamesa, etc.) highly desirable.
• HV experience preferred (Switchgear, transformers; AP/SAP training up to 33kV advantageous).
• Great problem‑solving ability and confidence working independently.
• A proactive attitude, good communication skills and a steady approach.
• Enjoy working outdoors in all weather.
• Full clean UK driving licence.

What You Will Get From BSR

• Monthly social events, such as team lunches, breakfasts, volunteering and a Christmas and Summer party.
• Enhanced maternity, paternity and adoption policies.
• An annual bonus scheme which rewards you for all of your hard work.
• A referral scheme for when you refer someone to work at BSR.
• Supporting you beyond work with our Employee Assistance Programme offering 24/7 support.
• BSR will fund one professional membership per annum.
• 25 days of annual leave, plus bank holidays, with the option to roll over up to 5 days.
• Long Service Recognition Scheme.
• Private Health insurance after completion of 3‑month probation period.
• Life insurance.
• Pension.
• Company Vehicle.

Studies have shown that some groups of people, like women, are less likely to apply for a role unless they meet 100% of the role requirements. At BSR, we are committed to equal opportunities in employment. If you are interested in one of our positions, we encourage you to apply. Our hiring decisions are not just about technical skills, but also about finding individuals whose values, work ethic, and personality would make a great addition to our team. If you need reasonable adjustments for the interview process, contact us at recruitment@britishrenewables.com. We encourage candidates to apply promptly. This advert may close early if we receive a high volume of applications.