Site Manager NSI 6 & 8

Site Manager – Kent (Substation)

📅 Start: ASAP
📆 Duration: Initial 3–12 months (rolling)
💰 Competitive day rate (DOE)
📍 Location: Kent

The Opportunity

We’re recruiting an experienced Site Manager (also suitable for a Site Supervisor with full NSI 6 & 8 authorisations) to lead the safe, efficient delivery of an ongoing energy infrastructure package at a Kent-based HV substation. You’ll own day-to-day operations—planning, delivery, HSE/CDM, quality, and stakeholder management—driving productivity, compliance, and on-time delivery. You’ll provide leadership to site teams, support the Field Operations Manager, and act as the key interface with clients and subcontractors.
Key Responsibilities

• Manage daily site operations to programme, spec, and HSE standards
• Lead/coordinate site teams & subcontractors; deliver briefings and TBTs
• Ensure CDM compliance; conduct inspections and safety audits
• Control resources, materials, and plant; report progress and maintain records
• Liaise with clients, local authorities, and stakeholders
• Drive continuous improvement; support incident/near-miss investigations

About You

• Proven Site Manager on HV substation projects (civils, E&M)
• 8+ years in HV; 5+ years substation site management
• Strong knowledge of civil, LV & HV works and multi-OEM substation equipment
• Commercially aware; excellent leadership, communication & problem solving
• IT-literate (site management/reporting tools)

Qualifications & Competencies

• National Grid Competent Person – Full NSI 6 & 8 Authorisation
• CSCS card (mandatory)
• Full UK driving licence
• TP137 or SR163 (formal assessment required)
• SMSTS or IOSH Managing Safely; First Aid (3-day); HSG47
• Temporary Works Coordinator/Supervisor
• HNC/HND (Elec/Mech/Civil) or equivalent experience
• NEBOSH (desirable); knowledge of impressed voltages

What’s on Offer

• Long-term, rolling contract on a high-profile National Grid substation
• Competitive rates & expenses
• Strong safety culture and career-defining project experience

📩 Apply/Enquiries: Laura at RGB Recruitment — lstephenson@rgbrec.co.uk