Mechanical Construction Manager

Mechanical Site Manager Major Data Centre Project

Buckinghamshire

Permanent + Full Benefits Package(Car Allowance, Travel Paid, Annual Leave, Healthcare & Pension)

Freelance options also available — CIS or Ltd

An established and highly regarded MEP contractor is seeking an experienced Mechanical Site Manager to join the delivery team on a flagship Data Centre development in London.

This is a long-term opportunity on a technically complex, high-value mission critical project, offering excellent stability, career progression, and the chance to work alongside one of the industry’s leading delivery teams.

The Opportunity

You’ll be joining a contractor with a strong reputation for delivering large-scale MEP projects across the UK and Europe within sectors including:

• Data Centres
• Commercial
• Life Sciences
• Infrastructure

Known for delivering technically demanding schemes and high-value MEP packages, the business provides fully integrated building services solutions from design through to commissioning and handover.

With a strong pipeline of secured work, this role offers genuine long-term prospects and progression onto future flagship developments.

The Role

As Mechanical Site Manager, you will take responsibility for the day-to-day mechanical delivery on site, ensuring works are delivered safely, to programme, and to the highest quality standards.

Key Responsibilities

• Managing mechanical installation activities across the project
• Coordinating subcontractors, labour, and specialist packages
• Overseeing HVAC, pipework, plant room, and associated mechanical systems
• Driving programme, sequencing, and short-term planning
• Monitoring installation quality and technical compliance
• Managing site reporting, technical queries, and coordination issues
• Working closely with Project Managers, consultants, and client teams
• Ensuring HSE procedures and site standards are maintained
• Supporting commissioning, snagging, and final handover
• Coordinating with other trades to ensure smooth project delivery

What They’re Looking For

• Proven experience as a Mechanical Site Manager on major projects
• Strong mechanical building services background
• Previous Data Centre or mission critical experience highly desirable
• Experience delivering large-scale MEP installations
• Good technical understanding of HVAC and mechanical systems
• Strong leadership and coordination skills
• Ability to work within fast-paced project environments

Why Join?

This is an opportunity to join a contractor that:

• Delivers flagship, technically complex projects across Europe
• Has a strong reputation for quality and repeat business
• Invests heavily in innovation and modern construction methods
• Operates with a collaborative and forward-thinking culture
• Offers clear career progression and long-term project continuity
• Maintains a strong pipeline of secured Data Centre work

If you’re a Mechanical Site Manager looking to join a leading MEP contractor on a major Data Centre development, this is an excellent opportunity to work on a landmark project within the mission critical sector.