Mechanical Site Manager – Commercial/Life Sciences Project, London A well-established M&E contractor with a strong track record of delivering complex engineering projects across the UK and Europe is seeking a Mechanical Site Manager for a flagship commercial and life sciences development in London. This permanent role offers a key leadership opportunity on a technically demanding project, with long-term career prospects and an excellent remuneration package. You will take a lead on-site role, supporting the Project Manager in overseeing day-to-day operations, supervising mechanical teams and subcontractors, and driving standards in safety, quality, and performance. This position is ideal for a proactive and experienced manager who thrives in a fast-paced environment. Key Responsibilities: Support the Project Manager in overseeing all site-based mechanical activities and supervision of direct labour and subcontractors. Lead by example on all safety and quality expectations, enforcing the highest standards at all times. Take ownership of mechanical works on site, following and enforcing all health and safety protocols. Ensure operatives are appropriately trained and competent for their assigned tasks. Plan ahead for labour and materials, ensuring efficient resource deployment and minimal disruption to the programme. Manage and track subcontractor performance against programme, addressing delays or issues as they arise. Foster str...