Commissioning Engineer

Company: JAM Recruitment
Apply for the Commissioning Engineer
Location: Lancashire
Job Description:

Overview

In this role you will test and commission complex electrical equipment within energy storage and power systems. You will collaborate with design, controls and software engineers to diagnose issues and ensure systems operate correctly. The position emphasizes hands-on testing and field commissioning on technically challenging equipment rather than routine work. You will contribute to projects involving BESS, microgrids, UPS and renewable energy systems, bringing practical expertise to site and factory testing.

Responsibilities

  • Perform electrical testing and validation across LV/MV systems
  • Lead FAT/SAT and site commissioning activities
  • Diagnose faults and support commissioning of power conversion equipment
  • Work with switchgear, distribution, inverters and energy storage equipment
  • Read and interpret electrical schematics and single-line diagrams
  • Collaborate with design, controls and software engineers to resolve complex issues
  • Engage in hands-on testing on BESS, microgrids and renewable energy installations

Key requirements

  • Experience in electrical testing and commissioning
  • FAT and SAT experience
  • Site commissioning experience
  • Knowledge of LV/MV electrical systems
  • Experience with AC/DC systems
  • Familiarity with switchgear, distribution and power conversion equipment
  • Experience with inverters and Battery Energy Storage Systems
  • Ability to read electrical schematics and SLDs
  • Comfort working on technically complex equipment in practical roles
  • Practical, hands-on mindset
  • Team collaboration with cross-functional groups
  • Problem-solving under field conditions
  • Electrical testing and validation
  • FAT/SAT testing
  • Site commissioning of electrical systems

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Posted: October 1st, 2026