Job Description:
Freelance Site Engineer / Senior Site Engineer
Groundworks, Structures & S278 Works
Location: Hayes (West London)
We are currently recruiting for an experienced Freelance Senior Site Engineer to join a major data centre project based near Hayes. This role is with a leading subcontractor delivering groundworks, structural works, and S278 infrastructure packages on a large-scale, high-profile scheme.
This is a fantastic opportunity to be part of a technically demanding project with long-term work potential.
Key Responsibilities:
- Carry out and oversee accurate setting out for groundworks, structures, and S278 works
- Manage and mentor site engineers and junior staff
- Ensure QA processes are implemented and maintained across all works
- Interpret and review technical drawings and specifications
- Raise and manage RFIs and resolve on-site engineering issues
- Liaise with site management, subcontractors, and client representatives
- Maintain high standards of health, safety, and quality on site
- Support delivery in line with programme requirements
Requirements:
- Strong experience in groundworks, RC/steel structures, and/or S278 works
- Proven track record working on large-scale infrastructure or data centre projects
- Excellent setting out and surveying skills
- Confident managing engineering teams on site
- Proficient with modern surveying equipment and software
- CSCS card required (additional tickets advantageous)
What’s on Offer:
- Competitive freelance rates
- Long-term opportunity on a flagship data centre project
- Engineering instruments, laptop, and phone provided by the client
- Payment via CIS (through a third-party payroll provider)
If you’re a driven Senior Site Engineer looking to take on a key role within a major project, we’d love to hear from you.
Keywords - Senior Site Engineer, Site Engineer, Setting out Engineer, Project Engineer, Section Engineer, Construciton Site Engineer, Senior Setting out Engineer.