Field Services Engineer

Mint Selection | B Corp
📍 remote, remote, United-Kingdom 💼 Full-time 🕒 Posted June 08, 2026

Job Description

BESS Field Service Engineer - Energy Storage (O&M)

We’re looking for BESS Field Service Engineers to join one of the UK’s leading BESS O&M providers. This is a field-based role supporting a growing portfolio of BESS assets across the UK, reporting into the O&M Manager. With over 17 projects in the pipeline, this is a long-term, secure platform within a high-growth environment.

As a Field Service Engineer, you’ll be responsible for maintaining and optimising BESS assets, ensuring high availability and performance. You’ll carry out planned and reactive maintenance, support commissioning activities and act as a key technical resource across operational sites.

BESS Field Service Engineer - Key Responsibilities

  • Deliver planned preventative and reactive maintenance on BESS assets
  • Diagnose and resolve electrical and system faults across HV/LV equipment
  • Carry out inspections, testing and annual capacity checks

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Job Details

  • Location remote, remote
  • Job Type Full-time
  • Category Other-General
  • Posted Date June 08, 2026
  • Application Deadline July 18, 2026