Retrofit Site Manager

Retrofit Site Manager – Cardiff - £45,000 DOE + Car Allowance + Fuel Card + Bonus Scheme | Hybrid Working

Take the Lead on Projects That Actually Matter

Energy efficiency. Carbon reduction. Healthier homes. If these aren’t just buzzwords to you—if you’re serious about delivering high-impact retrofit work—then this is the role you’ve been waiting for.

We’re looking for a Retrofit Site Manager to join a growing sustainability-driven team delivering PAS 2030/2035-compliant energy efficiency projects across a variety of residential and public sector sites. This hybrid role offers autonomy, variety, and a chance to lead from the front in the UK’s growing retrofit revolution.

With national operations and a strong presence in retrofit, energy efficiency, and social housing refurbishment, this organisation is a trusted delivery partner across the UK. Known for operational excellence and future-focused strategy, they’re expanding their retrofit capabilities to meet rising demand—and they want sharp, dependable leadership on-site.

As Retrofit Site Manager, you’ll oversee the day-to-day delivery of retrofit projects including insulation, ventilation, low‑carbon heating, and energy upgrades. From site programming and compliance checks to subcontractor supervision and H&S leadership, your role is critical in ensuring works meet technical and regulatory standards while staying on budget and schedule.

This is a hybrid position with a mix of site, remote, and office-based work to suit project needs.

• Plan and manage day-to-day delivery of PAS 2030/2035 retrofit works
• Lead on-site operations and coordinate engineers, subcontractors, and suppliers
• Ensure compliance with all building regs, ECO funding, and retrofit quality frameworks
• Conduct regular site inspections and maintain high HSEQ standards
• Handle client queries and stakeholder engagement with professionalism and clarity
• Oversee performance management and technical support across the site team
• Facilitate toolbox talks, team briefings, and staff development
• Track programme milestones, costs, and reporting in collaboration with commercial colleagues
• Interpret technical drawings and documents to guide on-site decision making
• Ensure delivery of insulation, ventilation, draught-proofing, and energy upgrades on time and to spec

• SMSTS, IOSH Managing Safely & CSCS (Manager Level) are essential
• Proven experience managing retrofit or construction projects (internal/external works, energy retrofit, or sustainability)
• Excellent working knowledge of PAS
  2030/2035, Building Regs, ECO compliance, and M&E systems
• Commercially aware with an eye for risk, variations, and quality standards
• Strong communicator with stakeholder and client management experience
• A proactive leader with strong site admin, organisational, and technical skills
• IT confident, with experience using Microsoft Office, AutoCAD, Power Project, etc.
• Retrofit Assessor or Retrofit Coordinator qualification highly desirable
• Full UK driving licence is required

• Competitive salary up to £40,000 DOE
• Car allowance + Fuel card
• Bonus scheme
• Hybrid working
• Full training and support on retrofit pathways (PAS 2035, MCS, etc.)
• Clear progression routes in a growing retrofit-focused team
• Access to national portfolio of decarbonisation projects

This is more than just site management. It’s a chance to be a key player in decarbonisation and housing transformation—backed by a forward-thinking employer, robust training, and exciting growth. The Retrofit Site Manager will be central to operational excellence and client satisfaction in a fast-evolving sector.

If you're ready to lead retrofit projects that make homes warmer, greener, and more future-proof—apply now. The team is hiring immediately.