Overview
HV Commissioning Engineer – 65k + package; UK based travel.
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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