Job Title: Site Manager (M&E) - National Grid Substation Project
Location: Indian Queens National Grid Substation, United Kingdom
Start Date: 18/05/2026
End Date: 27/11/2026
Hours: 07:30 - 17:30 (50 Hours Per Week)
Rate: £650 per day (Negotiable)
Contract Type: Temporary Contract
IR35: Inside IR35 (client-led working arrangement)
We are currently seeking an experienced M&E Site Manager to join a major National Grid substation project at Indian Queens.
This is a key site leadership role on a live transmission infrastructure project, requiring a strong background in mechanical and electrical delivery within the electricity transmission sector, alongside proven National Grid authorisations and substation experience.
This is an excellent opportunity for a highly competent Site Manager with experience working across 66kV-400kV substations, overseeing safe and efficient project delivery within a heavily regulated environment.
Key Responsibilities:
Oversee day-to-day M&E site operations on a live National Grid substation project
Ensure works are delivered safely, efficiently, and in line with programme requirements
Manage subcontractors, site teams, and coordinate project activities
Maintain compliance with National Grid transmission procedures and site safety requirements
Ensure adherence to CDM regulations, HSE legislation, and project documentation standards
Support delivery in line with NEC contract frameworks
Monitor quality, progress, and safe systems of work throughout project execution
Liaise with project stakeholders, engineers, and delivery teams
Ensure all works are carried out in accordance with transmission construction methodologiesEssential Requirements:
National Grid Competent Person - NSI 6 & 8 Full
MUST hold current National Grid Person authorisation
Previous or current TP137 authorisation
Impressed Voltage Awareness
Proven experience working on 66kV-400kV substations
Strong understanding of National Grid transmission procedures
Mechanical or Electrical Engineering qualification
SMSTS / CITB
NEBOSH or IOSH
Temporary Works Supervisor
HSG47 (or equivalent)
3-Day First Aid
NEC contract knowledge
Strong knowledge of HSE legislation
IT literate
Manual HandlingDesirable:
Extensive experience delivering M&E packages within the electricity transmission sector
Strong stakeholder and subcontractor management capability
Proven background on live National Grid infrastructure projectsIf you're an experienced National Grid-authorised Site Manager looking for your next long-term contract opportunity, get in touch today.
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