Site Supervisor

Danny Sullivan & Sons Ltd; Leiston; On-site; GBP 60,000 - 80,000; Full time

Job summary

A leading Tier One contractor is seeking an experienced Site Supervisor for the Sizewell C Nuclear Power Project in Suffolk. This long-term opportunity requires a valid Gold CSCS Card and strong leadership under regulatory pressure. The successful candidate will ensure compliance with safety, health, and quality standards while coordinating site activities. Competitive pay rates and career development opportunities are offered, making it an ideal position for motivated professionals looking to make a significant impact in the infrastructure sector.

Benefits

Long-term work on a flagship UK infrastructure project

Career development and progression opportunities

Strong safety culture and professional environment

Qualifications

• Proven experience as a Site Supervisor on large-scale civil engineering projects.
• Previous experience in regulated environments, particularly nuclear.
• SSSTS or SMSTS certifications are desirable.

Responsibilities

• Supervise day-to-day site activities and subcontractors.
• Ensure compliance with health, safety, quality, and productivity standards.
• Conduct toolbox talks and briefings.
• Coordinate labor, plant, and materials for project milestones.
• Maintain accurate site records and reports.

Skills

Valid Gold CSCS Card (Supervisor level)

Safety Critical Medical

Strong knowledge of health & safety legislation

Excellent communication and leadership skills

Ability to work under pressure

Job description

Site Supervisor - Sizewell C

Location: Sizewell C Nuclear Power Project, Suffolk
Employer: Tier One Main Contractor
Contract Type: Long-term contract / Permanent (depending on experience)
Rate/Salary: Competitive - DOE
Start Date: ASAP

Overview

We are currently seeking an experienced Site Supervisor to join a leading Tier One contractor delivering works on the prestigious Sizewell C nuclear power project. This is a high‑profile, long‑term opportunity on one of the UK's most significant infrastructure projects, offering excellent stability and career progression. The successful candidate will play a key role in the safe, efficient, and compliant delivery of works on site, ensuring the highest standards of health, safety, quality, and productivity are maintained at all times.

Key Responsibilities

• Day‑to‑day supervision of site activities, operatives, and subcontractors
• Ensure all works are delivered in full compliance with nuclear, client, and company HSEQ standards
• Lead by example in promoting a strong safety‑first culture
• Conduct toolbox talks, briefings, and site inductions
• Review RAMS and ensure works are carried out in accordance with approved documentation
• Coordinate labour, plant, and materials to maintain programme milestones
• Liaise closely with site management, engineers, and safety teams
• Identify and resolve site issues proactively, escalating where required
• Maintain accurate site records, reports, and permits
• Ensure quality standards are met and works are completed right first time

Essential Requirements

• Valid Gold CSCS Card (Supervisor level) – essential
• Safety Critical Medical – in date and essential
• Proven experience as a Site Supervisor on large‑scale civil engineering or infrastructure projects
• Previous experience working on major projects or regulated environments (nuclear, power, rail, highways, oil & gas advantageous)
• Strong knowledge of health & safety legislation and best practice
• Excellent communication and leadership skills
• Ability to work effectively under pressure in a highly regulated environment

Desirable

• SSSTS or SMSTS
• Experience working with Tier One contractors
• Familiarity with nuclear site protocols and permit systems
• First Aid at Work

What's on Offer

• Long‑term work on a flagship UK infrastructure project
• Competitive pay rates / salary
• Opportunity to work with a leading Tier One contractor
• Strong safety culture and professional working environment
• Career development and progression opportunities

How to Apply

If you meet the above criteria and are looking for your next challenge on a major infrastructure project, we would like to hear from you. Apply now with your up‑to‑date CV.