HV Maintenance Tech
Job in
Resolven, Neath Port Talbot, SA11, Wales, UK
Listed on 2026-11-01
Listing for:
OCU Group
Full Time
position Listed on 2026-11-01
Job specializations:
-
Energy/Power Generation
Electrical Engineering, Field/Service Technician, Electrician / Electrical Installation
Job Description & How to Apply Below
Final date to receive applications: 30 November 2026
Department: OCU Connect
Employment Type: Permanent - Full Time
Location: Neath
Reporting To: Dean Bridle
DescriptionThe Opportunity:
OCU is looking for an experienced High Voltage Maintenance Technician to join our growing energy and utilities business. You will be responsible for the inspection, maintenance, testing and fault-finding of HV electrical systems across a range of utility, industrial and renewable energy sites.
Based from our South Wales operations, you will travel to client sites across the UK, helping to maintain the safety, reliability and performance of critical electrical infrastructure.
What You'll Do- Carry out planned and reactive maintenance on HV electrical systems and equipment up to 132kV.
- Inspect, test and diagnose faults across switch gear, transformers, protection systems and associated substation equipment.
- Support HV testing, commissioning, outage works and equipment repairs.
- Undertake switching operations where appropriately authorised and in accordance with approved procedures.
- Identify equipment defects, investigate faults and implement effective solutions.
- Complete accurate service reports, test results and maintenance documentation.
- Ensure all work complies with electrical safety rules, company procedures, industry standards and client requirements.
- Coordinate maintenance activities with clients, site teams, engineers and project managers.
- Support emergency call-outs and planned outages when required.
- Proven experience working on high voltage electrical systems and equipment.
- Relevant electrical qualification, such as NVQ Level 3, City & Guilds, HNC/HND or equivalent.
- Practical experience in HV maintenance, testing, commissioning or fault diagnosis.
- Strong understanding of electrical safety rules, safe systems of work and risk control.
- Excellent fault-finding and problem-solving skills.
- Full UK driving licence.
- Ability to work independently and collaboratively as part of a wider team.
- Willingness to travel and work across the UK as required.
- Senior Authorised Person (SAP) or Authorised Person (AP) experience.
- Experience working on National Grid, DNO, renewable energy or industrial sites.
- Knowledge of protection relays and secondary injection testing.
- Relevant safety qualifications, such as IOSH, SMSTS or NEBOSH.
- First Aid at Work qualification.
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