Site Manager

  • Mane Contract Services
  • 18/05/2026
Contract Construction

Job Description

M&E Site Manager - National Grid / HV Substations

Location: UK Wide
Contract Type: Contract
Rate: 650 per day (Negotiable)

We are currently seeking an experienced M&E Site Manager to support major Electricity Transmission projects within the National Grid infrastructure environment. This is an excellent opportunity for a highly competent professional with extensive substation and high-voltage transmission experience to join a fast-paced delivery team working across critical energy projects.

Key Responsibilities

  • Manage and oversee Mechanical & Electrical site activities on HV transmission and substation projects.
  • Ensure works are delivered safely, efficiently, and in accordance with project specifications and programme requirements.
  • Coordinate subcontractors, suppliers, and operational teams on site.
  • Maintain compliance with National Grid procedures, HSE legislation, and CDM regulations.
  • Monitor quality, progress, and performance across all construction activities.
  • Support project reporting, documentation, and stakeholder communication.
  • Ensure safe systems of work are implemented and maintained at all times.

Essential Requirements

  • National Grid Competent Person - NSI 6 & 8 Full.
  • Previous experience working within the Electricity Transmission industry.
  • Competent to work in substations from 66kV to 400kV.
  • Strong understanding of construction methodologies within HV transmission projects.
  • NEC contract knowledge.
  • Excellent understanding of HSE legislation and site safety requirements.
  • First Aid at Work (3 Day).
  • Qualification in Mechanical Engineering or Electrical Engineering.
  • IT literate with strong reporting and communication skills.
  • Previous or current National Grid TP137 authorisation, including Impressed Voltage Awareness.
  • Knowledge of CDM Regulations.
  • CITB SMSTS / NEBOSH / IOSH certification.
  • Temporary Works Supervisor qualification.
  • HSG47 or equivalent.
  • Working knowledge of National Grid Transmission procedures.

Desirable Requirements

  • National Grid Person certification.
  • Manual Handling certification.

What's on Offer

  • Competitive day rate of 650 per day (negotiable depending on experience).
  • Opportunity to work on high-profile National Grid infrastructure projects.
  • Long-term contract opportunities available.
  • Collaborative and safety-focused working environment.

If you have the required National Grid transmission experience and are looking for your next contract opportunity, we would like to hear from you.