Electrical Supervisor

Role – Substation Electrical Supervisor

Location – Exeter

Mint Selection are partnered with a leading organisation within the energy sector to recruit an experienced Substation Electrical Supervisor for a major project based in Exeter.

The position will be focused specifically on the 400kV substation package, taking responsibility for supervising electrical installation activities across the high-voltage substation through construction, installation, testing and commissioning.

This is an excellent opportunity for an experienced transmission substation professional to join a major UK energy infrastructure project on a long-term contract.

Key Responsibilities

• Supervise and coordinate electrical installation activities across the 400kV substation package, ensuring works are delivered safely, efficiently and in accordance with the project programme.
• Oversee the installation of HV switchgear, transformers, Protection & Control panels, LV systems, control cabling, power cabling, containment, earthing and associated substation electrical infrastructure.
• Supervise electrical subcontractors and installation teams, providing technical support and resolving site-based installation issues.
• Ensure all electrical installations are completed in accordance with approved drawings, specifications, manufacturer requirements and relevant transmission standards.
• Oversee the installation, termination and inspection of Protection & Control panels and associated LV control cabling.
• Take ownership of electrical QA/QC activities including inspections, ITP compliance, quality walk-downs, punch listing, red-line mark-ups, snagging and management of non-conformances through to close-out.
• Review installation documentation, inspection records, test packs, cable schedules, drawings and associated quality documentation.
• Monitor workmanship and construction progress, identifying risks, delays, design clashes or quality concerns and implementing corrective actions where required.
• Coordinate with mechanical, civil and commissioning teams to manage interfaces and ensure the substation is delivered in line with the overall construction and energisation programme.
• Conduct toolbox talks, daily briefings and safety inspections while promoting a strong health, safety, environmental and quality culture across site.
• Ensure all activities are undertaken in accordance with RAMS, permit-to-work systems, project HSEQ procedures and applicable National Grid requirements.
• Maintain accurate site records, progress reports, inspection documentation and quality records throughout construction.
• Support the Construction/Site Manager with short-term planning, programme updates, contractor coordination meetings and progress reporting.
• Assist with testing, commissioning and energisation activities, ensuring installations are inspected, completed and handed over to the required standard.

Experience Required

• Proven experience as an Electrical Supervisor, Substation Supervisor or Electrical Site Supervisor on high-voltage substation projects.
• Minimum 5 years' relevant substation experience, with 10+ years highly desirable.
• Strong experience working on transmission-level substations, ideally at 400kV.
• Previous experience working on National Grid (NGET) and/or SPEN sites is highly desirable.
• Strong hands-on background installing HV switchgear, Protection & Control panels and associated LV cabling.
• Experience with GIS and/or AIS substation equipment.
• Previous experience working with GE / GE Vernova equipment would be highly advantageous.
• Strong understanding of substation cabling, containment, earthing, terminations and electrical installation practices.
• Good QA/QC knowledge including ITPs, inspections, NCR management, test documentation, snagging and handover.
• Strong understanding of RAMS, permit-to-work systems and safe systems of work within high-voltage environments.
• NGET Competent Person / NSI 6 & NSI 8 certification is desirable but not essential.
• Excellent leadership, communication and organisational skills with the ability to manage subcontractors and installation teams effectively.

If interested, please apply within or reach out to Harry Arnold at Mint Selection to discuss further.