Assistant Commissioning Engineer (High Voltage)

Ernest Gordon Recruitment Limited; City Of London; On-site; GBP 85,000 - 90,000; Full time

Job summary

A leading recruitment agency is seeking an Assistant Commissioning Engineer for high voltage projects in London. This role involves assisting lead engineers with the testing and commissioning of HV systems and offers structured training opportunities. The ideal candidate will have an electrical background, a full UK driving licence, and be willing to travel nationwide. Join us in delivering safe and reliable high-quality HV installations.

Benefits

Training

Company vehicle

Travel allowances

Private healthcare

Pension

Qualifications

• Experience with high voltage systems (400kV GIS substation).
• Full UK driving licence and willingness to travel nationwide.
• SSE C1 - C3 authorization required.

Responsibilities

• Assist lead engineers with HV testing and commissioning.
• Support equipment setup, safety checks, and documentation.
• Learn injection testing and relay testing.

Skills

HV testing & commissioning

Injection testing

Relay testing

SCADA systems

Electrical background

Education

Electrical apprenticeship or HNC/HND

Job description

Job Description

Assistant Commissioning Engineer (High Voltage)

£85,000 - £90,000 + Training + Company Vehicle + Travel Allowances + Private Healthcare + Pension

London

Are you an electrically trained engineer or technician looking to take a senior role into the world of High Voltage commissioning? Do you want structured training, exposure to major infrastructure projects, and the opportunity to become a fully qualified HV Commissioning Engineer?

This company is a leading specialist in delivering high-voltage infrastructure across the UK. You'll be supported by experienced engineers while gaining hands‑on experience with equipment up to 132kV and beyond, working on projects within utilities, renewable energy, and critical infrastructure.

In this role, you will assist lead engineers with the testing and commissioning of HV systems, learn to carry out primary / secondary injection testing, support with site safety documentation, and prepare detailed reports. You will travel nationwide to project sites, developing your skills while playing a vital role in the delivery of safe, reliable, high-quality HV installations.

This role suits someone with an electrical background (apprenticeship, HNC / HND, or practical experience), keen to specialise in HV commissioning and progress their career with a company offering training, progression, and excellent benefits.

The Role

• Assist lead engineers with HV testing & commissioning (up to 400kV+)
• Support with equipment setup, safety checks, RAMS and documentation
• Learn injection testing, relay testing and SCADA / fibre optic systems

The Person

• SSE C1 - C3 authorised
• Experience 400kV GIS substation
• Electrical background (apprenticeship / HNC / HND / hands‑on experience)
• Full UK driving licence, willing to travel nationwide

Reference: BBBH22559

If you are interested in this role, click 'Apply Now' to send us your CV.

Keywords: Commissioning, High Voltage, Engineer, Assistant, Travel, Leeds, Nationwide

We are an equal opportunities employer and welcome applications from all suitable candidates. The salary advertised is a guideline for this position. The offered remuneration will be dependent on the extent of your experience, qualifications, and skill set.