Mechanical Site Manager

  • Graphene Recruitment Group
  • Knaphill, Surrey
  • 21/04/2026
Full time Construction Project Manager Site Manager Management Skilled Trades & Labour

Job Description

Mechanical Site Manager

Start: May 2026

The Opportunity

We are looking for a competent and reliable Mechanical Site Manager to run day-to-day site operations on a £4m mechanical project within an operational HM Prison Service establishment. Reporting to the Project Manager, you will be the on-site lead coordinating trades, maintaining programme, enforcing standards, and ensuring the project runs safely and to specification within a secure prison environment.

Project Value: £4m

What You'll Be Doing

  • Managing the mechanical workforce on site on a daily basis;
  • Coordinating materials, plant, and subcontractors;
  • Holding daily briefings and toolbox talks;
  • Monitoring progress against programme and flagging delays early;
  • Completing site records, RAMS reviews, and ensuring compliance with all health & safety requirements;
  • Working closely with the Prison Service's facilities team to schedule access and minimise disruption to the establishment.

What We're Looking For

  • Solid background in mechanical building services or M&E installation;
  • Demonstrable site management experience on commercial, public sector, or refurbishment projects;
  • SMSTS or equivalent;
  • Experience in secure or custodial environments is a bonus but not essential.
  • All candidates must successfully complete HMPPS clearance. We provide full support and guidance throughout the application.

Rate: £300 - £350 P.D (DOE)

If interested, please apply online and we will be in contact

(Key Words: Mechanical Site Manager, Mechanical Manager, SMSTS, SSSTS)