True are partnering with a respected and growing principle contractor specialising in low-carbon energy solutions and retrofit projects across the UK & Ireland. With a new library decarbonisation scheme now secured, they’re looking to appoint a Site Manager to oversee the full mechanical package on this flagship retrofit project. As Site Manager, you’ll be responsible for coordinating subcontractors and site teams, managing health & safety compliance, and ensuring mechanical installations are delivered to the highest quality. You’ll oversee the day-to-day running of the project, working closely with project managers, engineers, and clients to deliver on programme, budget, and performance targets. This is a hands-on role requiring strong technical oversight, excellent organisational skills, and the ability to drive standards on site. You’ll play a key role in ensuring this high-profile public-sector retrofit meets both decarbonisation goals and operational requirements. Site Manager Package: * £65,000 (DOE) * Car / travel allowance * 25 days holiday + bank holidays * Pension scheme * Long-term pipeline of energy and decarbonisation retrofit projects * Professional development and training opportunities We’re looking for someone with: * Strong background delivering mechanical building services installations (HVAC, ...