A leading contractor working on a National Grid substation project in Swansea is seeking an experienced Electrical Supervisor to join the on‑site delivery team. This position offers the opportunity to work within a regulated, high‑voltage environment, ensuring safe andpliant supervision of electrical activities.
The Role
As the Electrical Supervisor, you will be responsible for overseeing all electrical works on a live National Grid substation project, ensuring tasks are delivered safely, efficiently and to required standards. Responsibilities include:
1. Supervising electrical activities across the site
2. Ensuring all work adheres to National Grid safety rules and procedures
3. Coordinating electrical trades and maintaining safe systems of work
4. Monitoring progress and reporting issues to site management
5. Managing permits, authorisations and daily documentation
6. Supporting safety initiatives, toolbox talks and site briefings
Essential Requirements
7. NG Person authorisation (Mandatory)
8. Manual Handling certification (Mandatory)
9. Experience supervising electrical works
10. Strong understanding of safety, permits and controlled‑environment procedures
11. Ability to lead and coordinate teams on high‑risk infrastructure projects
Desirable Skills
12. Experience on National Grid or other high‑voltage substations
13. Strong electrical supervisory background
14. Effective leadership andmunication abilities