Mechanical Project Manager - Critical Facilities - Hemel Hempstead

We are seeking an experienced Mechanical Project Manager to support the delivery of complex construction and engineering projects, primarily within data centres and critical facilities. Working closely with the Project Manager, you will play a key role in ensuring projects are delivered safely, on time, within budget, and to the highest quality standards, while maintaining strong client and stakeholder relationships.

Our clients business is growing year on year, driven by repeat clients and a strong pipeline of work across critical environments and complex mechanical projects. This growth is creating genuine opportunities for people to progress in building and construction industry.

Key Responsibilites

Support the Project Manager in the delivery of mechanical construction projects from pre-start through to completion Coordinate site teams, subcontractors, and supply chain partners Ensure compliance with HSQE, CDM, and environmental legislation Maintain site standards, quality assurance processes, and project documentation Manage programmes, RAMS, method statements, and site records Chair and contribute to subcontractor meetings Oversee testing, commissioning documentation, and handover records Identify cost-saving and value engineering opportunities Track costs and support pricing of variations and small works Build and maintain strong relationships with clients and stakeholdersWe want someone with

Proven experience as a Mechanical Project Manager or Senior Project Engineer Strong background in mechanical infrastructure, ideally within data centres or critical environments Mechanical qualifications (essential) SMSTS & CSCS Managers Card Experience working with customer-facing contractors Strong knowledge of planning software, SharePoint, and MS Office Excellent communication, organisation, and time-management skills Confident running productive site and subcontractor meetingsBenefits

Eligibility to join the Employee-Owned Trust (EOT) after 12 months Private Healthcare & Private Dental Insurance Life Insurance Pension Scheme Length of Service reward scheme

Position: Permanent

Location: Site-Based (Hemel Hempstead)

Hours: 07:00-16:00 (plus OOH)