Commissioning Engineer

Location Swansea
Contact name: Ben Wood

Contact email: ben.wood@zero-global.com
Job ref: 1514
Published: 18 days ago
Job Title – High Voltage Commissioning Engineer

Their Purpose – A fast-growing engineering business delivering high voltage infrastructure projects across the UK, supporting grid connections, substations, renewable energy developments, and industrial installations.

Location & Flexibility – Nationwide UK travel required. Full-time position.

Salary & Benefits – Competitive salary based on experience, Company vehicle and fuel card, Private healthcare insurance, Career progression opportunities within a growing business, Supportive company culture that values its people.

About the Job
  • Prepare and execute commissioning plans and procedures for high voltage electrical systems.
  • Carry out functional testing of HV equipment including transformers, switchgear, protection relays, and SCADA systems.
  • Perform fault finding, diagnostics, and commissioning activities across projects ranging from 11kV to 132kV.
  • Complete accurate site documentation, testing records, and technical reports.
  • Liaise with clients, DNOs, ICPs, project managers, and other stakeholders throughout project delivery.
About You
  • HNC/HND or Degree in Electrical Engineering or a related discipline.
  • Minimum 3 years of hands-on high voltage commissioning experience across 11kV to 132kV systems.
  • Senior Authorised Person (SAP) status or demonstrable experience working under an SAP on HV networks.
  • Knowledge of G99/G59 testing and commissioning, protection relay configuration, and secondary injection testing using equipment such as Omicron or Megger.
  • Strong understanding of commissioning procedures, electrical safety regulations, risk assessments, technical drawings, and schematics.
  • ECS/CSCS Card required; National Grid Person/BESC certification and 18th Edition IET Wiring Regulations desirable.
  • Current First Aid at Work and Manual Handling certification advantageous.
  • Strong communication, documentation, and problem-solving skills with the ability to work independently and within a team.