HV Technician; AP, Fitter, Jointer

Position Overview

The HV Technician (AP, Fitter, Jointer) role at RES supports our high voltage operations and maintenance services across renewable energy assets in the UK and Ireland. As a site‑based engineer, you will perform operation and maintenance, installation, and repair duties on utility‑scale solar, wind, and battery storage sites, with an element of home/office working for other responsibilities.

RES offers a competitive package with a contributory pension scheme, private healthcare, flexible working arrangements, a top‑down emphasis on better work‑life balance, 25 days holiday (with options to buy/sell days), enhanced family leave, and four voluntary volunteering days per year.

• Adhere to health and safety requirements and help maintain and improve safety standards.
• Achieve and maintain Competent Person status, ideally AP.
• Undertake planned inspection and maintenance of HV equipment according to legal, technical, manufacturer and contractual requirements.
• Carry out cable jointing or termination works up to 33kV.
• Install new equipment up to 33kV.
• Repair equipment up to 33kV.
• Write maintenance and inspection reports.
• Assist with troubleshooting and fault‑finding on RES controlled plant/equipment.
• Keep accurate maintenance records and compile reports.
• Occasionally assist with ground maintenance or mechanical work.
• Keep in close communication with the O&M office.
• React to emergencies, site outages and changing circumstances.
• Occasionally work away from home for training courses or to cover RES controlled sites in other geographical areas where required.
• Other duties commensurate with the role.

• HV Safe Systems of Work.
• Knowledge of HV equipment and the ability to identify potential issues.
• Cable jointing and termination up to 33kV.
• Equipment installation up to 33kV.

• Strong approach to safe working practices.
• Able to install/maintain various types of HV plant/equipment.
• Able to joint and terminate cables up to 33kV.
• Excellent communication skills.
• Good people skills.
• Ability to identify problems, conduct analysis and develop solutions.

• Switchgear fitting experience.
• Transformer install.
• Cable jointing and termination.
• Dead testing on HV plant.

• Full UK driving licence.
• Previously held fitting/jointing authorisation under high voltage electrical safety rules.
• Experience in engineering or related qualification, or equivalent industry experience.
• CITB SSSTS or equivalent.