Site Supervisor

RTL Group; North East; On-site; GBP 36,000 - 60,000; Full time

Benefits offered by this job

Competitive pay rates

Job summary

RTL Group is seeking an experienced Site Supervisor to support a high-profile substation project in Durham. You will be hands-on on civil and electrical works, coordinating trades and ensuring safe, compliant delivery on site.

The role requires CSCS (Supervisor), SSSTS/SMSTS, and strong leadership with a background in civils within energy/utility sectors. You will read technical drawings and manage RAMS and permits while liaising with project teams.

Qualifications

• Proven experience as Site Supervisor on substation or similar infrastructure projects.
• Strong HV safety procedures knowledge and experience.
• Qualifications in construction, civil or electrical engineering.
• Valid CSCS card (Supervisor level or above).
• SSSTS or SMSTS certification is essential.

Responsibilities

• Supervise daily site operations on a live substation project.
• Coordinate subcontractors, trades and suppliers to meet milestones.
• Ensure compliance with health, safety and environmental standards, especially in HV environments.
• Oversee civil works (foundations, ducting, drainage) and/or electrical installation activities.
• Conduct site briefings, toolbox talks and RAMS.
• Monitor project progress and resolve issues.
• Ensure works align with drawings and specifications.
• Liaise with project managers, engineers and client representatives.
• Maintain records including site diaries, inspections and permits.

Skills

Site supervision

Leadership

Health & safety

RAMS development

Reading drawings

Education

Construction/civil/electrical eng qualifications

Tools

RAMS process

Permit-to-work systems

Job description

We are currently recruiting for an experienced Site Supervisor to support the delivery of a high-profile substation project in Durham. This role is suited to a hands‑on professional with a strong background in civils within the energy or utilities sector. You will play a key role in ensuring safe, efficient, and high‑quality execution of works on site.,

• Supervise daily site operations on a live substation project
• Coordinate subcontractors, trades, and suppliers to meet project milestones
• Ensure strict compliance with health, safety, and environmental standards, particularly within high‑voltage environments
• Oversee civil works (foundations, ducting, drainage) and/or electrical installation activities
• Conduct site briefings, toolbox talks, and risk assessments (RAMS)
• Monitor and report on project progress, identifying and resolving issues promptly
• Ensure all works are carried out in accordance with technical drawings and specifications
• Liaise with project managers, engineers, and client representatives
• Maintain accurate records including site diaries, inspections, and permits
• Proven experience as a Site Supervisor on substation or similar infrastructure projects
• Strong understanding of high-voltage (HV) safety procedures and protocols
• Relevant qualifications in construction, civil engineering, or electrical engineering
• Valid CSCS card (Supervisor level or above)
• SSSTS or SMSTS certification (essential)
• National Grid / SSE / SPEN authorisations (desirable)
• Experience managing RAMS and permit-to-work systems
• Excellent leadership, communication, and organisational skills
• Ability to read and interpret technical and electrical drawings
• Full UK driving licence
• Competitive pay rates and benefits
• Opportunity to work on a major energy infrastructure project
• Career progression within a growing sector
• Supportive team environment and ongoing training