High Voltage Fitter
OCU Group is a leading provider of utility and infrastructure services, committed to delivering high-quality solutions to our clients. With a strong focus on safety, innovation, and sustainability, we are dedicated to maintaining and enhancing the essential services that power our communities.
We are seeking a skilled and experienced High Voltage Fitter to join our dynamic team. The successful candidate will be responsible for the installation, maintenance, and repair of high voltage electrical systems and equipment. This role requires a thorough understanding of high voltage electrical principles, safety protocols, and industry standards.
Duties and Responsibilities:
- Installation of both AIS and GIS substation equipment.
- Installations of HV equipment such as Power transformers, up to 400kV, Earth Switches, Disconnectors, CT’s, Protection panels, Battery chargers, SCADA panels etc within new or existing substations to ensure compliance with DNO/IDNO specifications.
- Installation and maintenance of switchgear from low voltage up to 400kV, including GIS.
- Installations of sub-station earthing to specified drawings. Experience with oxygen and propane brazing or exothermic welding would be an advantage.
- Installations of prefabricated steel work, uni-strut products, cable ladder & tray.
- Carry out testing and inspection of installations such as cable testing (IR testing, continuity) Ductor testing and recording results.
- Glanding and termination of SWA and Multicore cables.
- Interpret engineering drawings and specifications to determine assembly requirements.
- Assemble components using hand tools, power tools, and other equipment as necessary.
- Conduct quality checks on completed assemblies to ensure compliance with standards.
- Panel wiring following line drawings and core sheets.
- Panel wiring mods as required by the client.
- Helping electricians with some installation on site if required.
- Ensure compliance with all health, safety, environment & quality polices, procedures and standards at all times.
Skills and Experience:
- Proficient in the use of hand tools and power tools for assembly tasks.
- Strong understanding of safe systems of works within a substation.
- Excellent attention to detail and ability to follow precise instructions.
- Good problem-solving skills and the ability to work under pressure.
- Effective communication skills, both verbal and written, for collaboration with team members.
- Ability to work independently as well as part of a team in a fast-paced environment.
- Division
- OCU Hornbill
- Locations
- Neath
- Employment type
- Full-time
- Employment Status
- CIS

Neath
Our People, our Culture, our Values
As a business, we pride ourselves on operating a ‘People First’ culture, striving to constantly deliver on our 5 core company values.
1. We Care about Safety - It is our goal for everyone working on our behalf to go home healthy and safe at the end of each and every day.
2. We lead with Integrity - Integrity is central to everything we do. Without it, we wouldn’t have the relationships with our clients, nor would we have built an enviable reputation within the industry.
3. We strive to be Better everyday - We take pride in everything we do. This involves a meticulous approach to our work, endeavouring to make each day better than the last.
4. We make a Positive Impact - We want to make the places we work in better; leaving a lasting infrastructure and social legacy. We believe in proactivity to maximise impact.
5. We Deliver to Grow - The successful delivery of frameworks and contracts feeds our ability to grow strategically and strengthen OCU to expand the business and capabilities even further.
About OCU
Established in 1994, OCU Group is one of the fastest growing utility engineering contractors in the UK, with a long successful track record in delivering customer-focused civil engineering solutions.
Working directly with many of the country’s leading blue-chip power, water, telecoms and rail clients, we are looking for the very best talent to join our growing team.
We pride ourselves on empowering our employees and offering opportunities for them to take control of their own personal development and career progression in a supportive environment.
We believe that being successful is a choice.
We choose to be successful.
We are OCU, ‘One Company United’.
High Voltage Fitter
Loading application form
Already working at OCU?
Let’s recruit together and find your next colleague.