In brief
This mechanical site manager role oversees critical building services installations for a major data centre project. The work involves coordinating specialist subcontractors, managing system testing, and ensuring all site activities meet strict safety and quality standards.
Best for
Mechanically biased site managers with experience in highly regulated construction environments.
Non-negotiable
SC Clearance required.
Worth knowing
Initial 4-month contract duration with potential for extension.
What you need
Required
Mechanical building services
Clearly required in the listing
Chilled water systems
Clearly required in the listing
System flushing
Clearly required in the listing
Pressure testing
Clearly required in the listing
Subcontractor management
Clearly required in the listing
SMSTS qualification
Clearly required in the listing
CSCS card
Clearly required in the listing
SC clearance
Can be obtained
Preferred
Data centre experience
Strongly implied by the listing
Your day-to-day
Oversee mechanical installations
Clearly stated in the job description.
Coordinate chiller works
Clearly stated in the job description.
Supervise system testing
Clearly stated in the job description.
Review site documentation
Clearly stated in the job description.
Manage subcontractors
Clearly stated in the job description.
Monitor safety compliance
Clearly stated in the job description.
Report project progress
Clearly stated in the job description.
Experience expected
Level
Mid-level
Based on what the listing states
Years of experience
Not stated
No clear years requirement found
Evidence from the listing
Experience level
“The successful candidate will take responsibility for key project activities including chiller installation, flushing, pressure testing, subcontractor management, quality assurance and health & safety…”
What's on offer
Full job description (from employer)⌄
Site Manager (Mechanical) - Data Centre Project 📍 Stevenage 💰 £400 per day | Outside IR35 📅 Initial 4-Month Contract 🔒 SC Clearance Required A fantastic opportunity has arisen for an experienced Site Manager to join a major data centre construction project in Stevenage, overseeing critical mechanical works on a fast-paced and technically challenging build. We are looking for a hands-on Site Manager with strong mechanical knowledge and experience managing specialist building services installations. The successful candidate will take responsibility for key project activities including chiller installation, flushing, pressure testing, subcontractor management, quality assurance and health & safety compliance. Key Responsibilities Oversee mechanical installation activities across the project. Manage and coordinate chiller installation works. Supervise system flushing and pressure testing activities. Ensure works are delivered safely, on programme and to the required quality standards. Review RAMS, permits and site documentation. Coordinate subcontractors and maintain strong site standards. Monitor compliance with CDM Regulations and project-specific HSE requirements. Report progress and site performance to the wider project team. Candidate Requirements Proven experience working as a Site Manager on construction or engineering projects. Strong understanding of mechanical building services installations. Experience with chilled water systems, HVAC, flushing, pressure testing or commissioning activities. SMSTS and CSCS qualifications. Excellent health & safety awareness and site leadership skills. Security Clearance This role requires SC Clearance. Candidates who do not currently hold SC Clearance are welcome to apply, provided they are eligible to obtain it. The application process typically takes 3-6 weeks. Desirable Experience Previous data centre experience would be highly advantageous; however, we are keen to speak with candidates from other highly regulated environments, including: Life Sciences Pharmaceutical Nuclear Oil & Gas Advanced Manufacturing Other mission-critical facilities What's on Offer? ✅ £400 per day ✅ Outside IR35 contract ✅ Initial 4-month duration with potential for extension ✅ Opportunity to work on a high-profile critical infrastructure project ✅ Immediate start available If you're a mechanically biased Site Manager looking for your next contract opportunity and have experience delivering complex projects in highly regulated environments, we'd be delighted to hear from you. To apply, please send your CV or contact us for a confidential discussion. Please click to find out more about our Key Information Documents. Please note that the documents provided contain generic information. If we are successful in finding you an assignment, you will receive a Key Information Document which will be specific to the vendor set-up you have chosen and your placement. To find out more about Progressive please visit Progressive Recruitment, a trading division of SThree Partnership LLP is acting as an Employment Business in relation to this vacancy | Registered office | 8 Bishopsgate, London, EC2N 4BQ, United Kingdom | Partnership Number | OC(phone number removed) England and Wales
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