BESS Technician

BESS Technician M4 Corridor – Swindon, Bristol, Reading & Surrounding Areas Salary & Benefits * Basic Salary: £45,000 - £46,000 * OTE: £55,000 – £60,000 * Door-to-Door Pay * Company Vehicle + Fuel Card (Personal Use Allowed) * Private Medical Insurance * Contributory Pension * Overtime Available * Laptop / Tablet & Smartphone Provided * Extensive Training & Career Progression An exciting opportunity has arisen for an experienced BESS Technician to join a leading renewable energy organisation operating across the UK. This is a field-based role covering sites across the M4 Corridor including Swindon, Bristol, Reading and surrounding areas. This position offers the chance to work within one of the fastest-growing sectors in the energy industry, supporting utility-scale Battery Energy Storage Systems (BESS) while benefiting from excellent training, progression opportunities and long-term career stability. The Role The successful candidate will be responsible for the operation and maintenance of utility-scale BESS installations, ensuring high levels of safety, performance and reliability across multiple sites. This is a permanent field-based role and includes participation in an on-call rota with overtime opportunities available. Key Responsibilities * Carry out planned preventative maintenance and inspections on BESS sites * Perform AC/DC testing, fault finding and diagnostics * Undertake reactive maintenance and resolve faults efficiently * Maintain and troubleshoot SCADA, instrumentation and communications systems * Work on RS485, Ethernet and fibre optic networks * Support firmware updates and configuration of electronic equipment * Ensure all work is completed in line with health & safety regulations * Produce accurate maintenance reports and documentation * Manage and supervise subcontractors when required * Travel between operational sites across the region * Occasionally support other sites or attend training courses away from home Requirements * Experience working on utility-scale BESS sites * Understanding of BESS technology * Experience with AC/DC systems, testing and fault finding * Knowledge of SCADA and communication systems * Full UK Driving Licence * Ability to work independently in a field-based environment What’s on Offer This role offers excellent long-term career progression, including the opportunity to work towards Authorised Person (AP) and Senior Authorised Person (SAP) status through a structured in-house training programme. You’ll be joining a highly respected renewable energy business investing heavily in both technology and employee development, offering a supportive environment with genuine progression opportunities. If you are an electrically qualified technician looking to build a long-term career within the renewable energy sector, apply today for immediate consideration