2 hours ago

Commissioning Engineer

Leicester 55K - 65K Permanent

HV Commissioning Engineer
65k + package
UK based travel

Key Responsibilities

  • Carry out commissioning and testing of high-voltage (HV) equipment and systems under the guidance of senior engineers or commissioning leads.
  • Support pre-commissioning and commissioning phases for substations, transformers, switchgear, and protection systems.
  • Perform HV testing activities such as:
  • Primary and secondary injection testing of protection relays
  • Contact resistance (Ductor) and insulation resistance testing
  • AC dielectric withstand tests
  • CT/VT ratio, polarity, and burden checks
  • End-to-end scheme verification and functional testing
  • Transformer ratio, winding resistance, and polarity tests
  • Assist with system energisation and handover, ensuring all test results and documentation are accurate and complete.
  • Contribute to FAT, SAT, and site commissioning activities, identifying technical issues and supporting their resolution.
  • Maintain up-to-date test records, commissioning schedules, and documentation in accordance with project requirements.
  • Promote safe working practices on site and ensure compliance with Health & Safety procedures.
  • Work closely with design and protection engineers to review relay settings, logic configurations, and coordination requirements.
  • Share technical knowledge and support less experienced team members where appropriate.


Skills, Experience, and Qualifications

  • HNC/HND or Degree in Electrical or Power Engineering (or equivalent experience).
  • Typically 4-6 years' experience in high-voltage testing and commissioning, ideally within Power Transmission, Distribution, or Utilities.
  • Practical experience commissioning HV substations (up to 132kV or higher desirable).
  • Good understanding of protection schemes, control systems, and primary plant (switchgear, transformers, CTs/VTs, circuit breakers).
  • Hands-on experience with major OEM protection relays (e.g. Siemens, GE, Schneider, ABB, SEL).
  • Capable of interpreting test data, identifying issues, and contributing to technical solutions.
  • Experience supporting FAT, SAT, or system energisation activities.
  • Strong attention to detail and competent technical reporting skills.
  • Good communication and teamwork skills when working with clients, site teams, and network operators.
  • Full UK driving licence and willingness to travel to project sites as required.
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