Wireman x2 - Substation projects
CV-LibraryExeter, DevoncontractPosted: 1 July 2026
Apply NowWinshall are seeking to employ x2 Wireman for work on hV substation projects. Initially this will be based at Exeter for 5 weeks, after which other projects and locations can be discussed. You will be responsible for installing, maintaining, repairing, and testing electrical equipment and wiring systems used in the electricity transmission and distribution network on National Grid projects.
Responsibilities include:
* Carry out electrical installation and refurbishment activities on AIS/GIS switchgear, protection and control panels, LVAC boards, marshalling kiosks, relay racks, battery boards, and associated substation equipment.
* Install, dress, route, and secure cables in line with cable schedules, wiring diagrams, and red/green drawing mark-ups, ensuring all wiring is accurate, neat, and compliant.
* Perform cable glanding and terminating on multicore, LV, and control cables, including preparing gland plates, fitting ferrules, and completing termination sheets.
* Fit and install electrical containment such as cable tray, rack, trunking, conduit, and associated supports to the required standard.
* Loom and connect wiring inside control, protection, and LVAC panels, ensuring correct routing, identification, torquing, and termination quality.
* Carry out earthing and bonding works, installing earth links, braids, and equipment bonding in accordance with substation installation requirements.
* Support installation works on battery systems, telecoms equipment, supplies pillars, GPS antennae, and other auxiliary electrical systems as required.
* Work safely within National Grid safety frameworks and Winshall Ltd procedures, including NSI compliance, LV permit requirements, and safe isolation practices.
* Follow task-specific RAMS, maintain good housekeeping, and ensure all installations meet Winshall and National Grid quality expectations.
* Communicate clearly with the Electrical Chargehand and Site Supervisor, providing accurate progress updates, reporting issues promptly, and contributing to a positive and safe working environment.
Typical qualifications and skills include:
* High-voltage (HV) or extra-high-voltage (EHV) substation work. National Grid Person qualification held.
* NVQ Level 3 or equivalent in Electrical Installation/ Engineering, Electrotechnical Services, or a related discipline.
* Experience working on industrial or high-voltage electrical systems.
* Knowledge of electrical testing and fault diagnosis.
* Ability to interpret technical drawings and wiring schematics.
* Strong awareness of electrical safety and safe systems of work
Responsibilities include:
* Carry out electrical installation and refurbishment activities on AIS/GIS switchgear, protection and control panels, LVAC boards, marshalling kiosks, relay racks, battery boards, and associated substation equipment.
* Install, dress, route, and secure cables in line with cable schedules, wiring diagrams, and red/green drawing mark-ups, ensuring all wiring is accurate, neat, and compliant.
* Perform cable glanding and terminating on multicore, LV, and control cables, including preparing gland plates, fitting ferrules, and completing termination sheets.
* Fit and install electrical containment such as cable tray, rack, trunking, conduit, and associated supports to the required standard.
* Loom and connect wiring inside control, protection, and LVAC panels, ensuring correct routing, identification, torquing, and termination quality.
* Carry out earthing and bonding works, installing earth links, braids, and equipment bonding in accordance with substation installation requirements.
* Support installation works on battery systems, telecoms equipment, supplies pillars, GPS antennae, and other auxiliary electrical systems as required.
* Work safely within National Grid safety frameworks and Winshall Ltd procedures, including NSI compliance, LV permit requirements, and safe isolation practices.
* Follow task-specific RAMS, maintain good housekeeping, and ensure all installations meet Winshall and National Grid quality expectations.
* Communicate clearly with the Electrical Chargehand and Site Supervisor, providing accurate progress updates, reporting issues promptly, and contributing to a positive and safe working environment.
Typical qualifications and skills include:
* High-voltage (HV) or extra-high-voltage (EHV) substation work. National Grid Person qualification held.
* NVQ Level 3 or equivalent in Electrical Installation/ Engineering, Electrotechnical Services, or a related discipline.
* Experience working on industrial or high-voltage electrical systems.
* Knowledge of electrical testing and fault diagnosis.
* Ability to interpret technical drawings and wiring schematics.
* Strong awareness of electrical safety and safe systems of work