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M&E Site Supervisor – Substations
Location: South Wales / South West England
Contract Type: Permanent
Salary: £50,000 – £60,000 per annum + Company vehicle and fuel card for business use

Role Overview

We are seeking an experienced M&E Site Supervisor to oversee mechanical and electrical works on high-voltage substation projects across South Wales and South West England.

In this role, you will supervise site activities, manage multi-disciplinary teams, and support the Site Manager to ensure projects are delivered safely, on time, and to the highest quality standards. The role involves travel across multiple sites and requires a full UK driving licence.

Key Responsibilities

* Supervise site operations across multiple mechanical and electrical disciplines, ensuring compliance with health, safety, environmental, and quality standards

* Assist the Site Manager in maintaining programme schedules and site documentation

* Manage and motivate site personnel, agency staff, and subcontractors

* Coordinate the allocation and use of materials, tools, and equipment efficiently

* Implement and maintain SHES plans, ensuring daily inspections and inductions are completed

* Maintain accurate site records and complete quality documentation

* Build and maintain strong working relationships with clients, contractors, and stakeholders

* Proactively identify, address, and resolve site issues

Required Skills and Experience

* SSSTS Site Supervisor qualification and minimum of CSCS / CPCS / ECITB Supervisor Safety Passport / Card

* Authorised as a National Grid Competent Person

* Proven ability to manage own workload autonomously, with pace, attention to detail, and strong organisational skills

* Strong leadership, communication, and stakeholder engagement skills

* Ability to problem-solve, anticipate challenges, and implement effective solutions

* Competent in Microsoft 365 applications (Outlook, Word, Excel)

* Experience working on high-voltage substation projects (up to 400kV preferred)

* Full UK driving licence with willingness to travel between sites

Benefits

* 25 days annual leave plus bank holidays

* Standby, overtime, and call-out opportunities

* Private healthcare and healthcare cash plan

* Matched or contributory pension scheme

* Employee Assistance Programme

* 24/7 online GP service

* Cycle to Work, salary finance, and Give As You Earn schemes

* Life assurance

* Reward and recognition programme