Substation Site Supervisor – HV, Civil & Electrical

RTL Group Ltd; Thurso; On-site; GBP 42,000 - 54,000; Full time

Benefits offered by this job

Competitive pay rates

Career progression

On-the-job training

Job summary

RTL Group Ltd. is seeking an experienced Site Supervisor to support a major substations project in Scotland. The role requires hands-on supervision of civil and electrical works, with a strong focus on HV safety, on-time delivery, and quality control.

You will lead on-site activities, coordinate subcontractors, and uphold RAMS, permit-to-work, and site documentation alongside project managers and client representatives. A CSCS supervisor card and SSSTS/SMSTS certification are essential.

Qualifications

• Proven experience supervising substation or similar infra projects.
• Knowledge of high-voltage safety procedures and protocols.
• 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 HV.
• Oversee civil works (foundations, ducting, drainage) and electrical installation activities.
• Perform site briefings, toolbox talks and RAMS assessments.
• Monitor progress and report issues; resolve on site.
• Read and interpret technical drawings and specifications.
• Liaise with project managers, engineers and client representatives.
• Maintain site records including diaries, inspections and permits.

Skills

Leadership

Communication

Organisational skills

Reading drawings

Education

Construction/civil/electrical engineering qualifications

Tools

RAMS

Permit to work

CSCS card

SSSTS/SMSTS

Job description

RTL Group Ltd. is seeking an experienced Site Supervisor to support a major substations project in Scotland. The role requires hands-on supervision of civil and electrical works, with a strong focus on HV safety, on-time delivery, and quality control.

You will lead on-site activities, coordinate subcontractors, and uphold RAMS, permit-to-work, and site documentation alongside project managers and client representatives. A CSCS supervisor card and SSSTS/SMSTS certification are essential.