BESS O&M Engineer — Field & Remote Operations

Arm; Oxford; Hybrid; GBP 40,000 - 60,000; Full time

Job summary

Arm is recruiting for an experienced BESS O&M Service Engineer to support the operation, maintenance and performance optimisation of utility-scale Battery Energy Storage Systems across the UK. The role blends field-based site work with remote operations and home working, including maintenance planning, diagnostics and on-call support to ensure safety and reliability of BESS assets.

You will liaise with OEMs, coordinate site visits and contribute to continuous improvement of maintenance

Qualifications

• Minimum 2 years' experience in BESS, energy storage or power sector.
• Engineering degree or equivalent.
• Experience with LV systems, batteries, PCS/inverters and EMS preferred.
• UK driving licence and willingness to travel.
• Familiarity with UK HSE regulations and safe working practices.
• On-call/out-of-hours coverage required.

Responsibilities

• Carry out preventive and corrective maintenance on BESS systems.
• Perform remote operations, diagnostics and troubleshooting.
• Inspect sites using appropriate tools and test equipment.
• Support safe operation of battery storage systems, PCS/inverters and EMS.
• Review maintenance documentation, RAMS and method statements.
• Provide on-call support for urgent site issues.

Skills

Maintenance planning

Troubleshooting

Remote operations

Communication skills

Organisational skills

Education

Engineering degree or equivalent

Tools

Test equipment

Job description

Arm is recruiting for an experienced BESS O&M Service Engineer to support the operation, maintenance and performance optimisation of utility-scale Battery Energy Storage Systems across the UK. The role blends field-based site work with remote operations and home working, including maintenance planning, diagnostics and on-call support to ensure safety and reliability of BESS assets.

You will liaise with OEMs, coordinate site visits and contribute to continuous improvement of maintenance