BESS Field Service Engineer

Job description

Are you a dedicated and technically-minded professional with a passion for supporting the UK’s energy transition? We are looking for a BESS O&M Field Service Engineer to join an inclusive and growing team, focusing on the reliable operation and optimization of utility-scale Battery Energy Storage Systems.

In this role, you will act as a guardian of system performance, ensuring that our renewable energy infrastructure operates safely and efficiently. This position offers a thoughtful balance of field-based problem-solving and strategic home-office planning, perfect for someone who takes pride in fostering a sustainable future.

In this BESS Field Service Engineer role, your key responsibilities will involve:

• Nurture System Reliability: Conduct and support routine preventive and corrective maintenance for Battery Storage Systems to ensure optimal performance and longevity.
• Prioritize Wellbeing & Safety: Uphold site-specific Health and Safety standards, collaborating with internal teams to draft and review comprehensive RAMS and safe working procedures.
• Coordinate Collaborative Works: Supervise subcontractors and third-party partners, ensuring all site activities are conducted with a focus on quality, compliance, and mutual respect.
• Support Technical Evolution: Assist during system commissioning, upgrades, and major repairs, providing essential diagnostic insight using specialized tools and test equipment.
• Facilitate Knowledge Sharing: Review maintenance manuals and support the drafting of annual project plans and procedures to ensure the team is well-prepared for all operational needs.

To be successful in this BESS Field Service Engineer position, you will need solid experience with the operation and maintenance of Energy Storage/BESS Projects, Renewables or Power Sector industry. Specifically, we are looking for candidates with:

• Foundational Expertise: Holds a degree or equivalent qualification in a relevant engineering discipline, supported by at least 2 years of experience in the BESS, Renewables, or Power sector.
• Technical Understanding: A strong grasp of LV systems, Inverters, and Energy Management Systems, with a proactive approach to troubleshooting and finding thoughtful solutions.
• Safety & Compliance Mindset: Working knowledge of UK HSE regulations and eligibility for an ECS/CSCS card, demonstrating a commitment to safe working practices.
• Communication & Organization: Excellent written and verbal communication skills, with the ability to coordinate effectively with diverse stakeholders and OEM suppliers.
• Flexibility & Mobility: Possession of a full UK driving licence and a willingness to travel to project sites, with the flexibility to support the team during occasional urgent out-of-hours needs.

If you are a professional, self-disciplined engineer with a passion for the energy transition and a desire to add tangible value to major project delivery, we encourage you to apply.

Extra information

Status

Open

Education Level

Secondary School

Location

Oxfordshire

Type of Contract

Full-time jobs

Published at

17-02-2026

Full UK/EU driving license preferred

No

Car Preferred

No

Must be eligible to work in the EU

No

Cover Letter Required

No

Languages

English