We are recruiting for an experienced Site Based Project Manager to lead a large commercial new build scheme in Slough valued at £25m. This role is with a well-established main contractor delivering high-quality projects across the region. The Project Manager will take full responsibility for day-to-day site operations, ensuring works are delivered safely, on programme, and to the required standard. A strong background in groundworks is essential, along with proven experience managing commercial new build developments from early stages through to handover. Candidates must have experience working for a Tier 1 main contractor. Key Responsibilities * Overseeing all site activity on a major commercial new build project * Managing subcontractors, labour, and resources to maintain progress * Leading on groundworks packages and early-stage site setup * Monitoring programme, quality, and costs, ensuring project targets are met * Driving high standards of health and safety * Chairing site meetings and maintaining clear communication with clients, consultants, and internal teams * Reporting on project progress and resolving issues promptly Requirements * Demonstrable experience as a Project Manager on £10m commercial new build schemes * Strong technical knowledge of groundworks and civil engineering packages * Proven experience working for a Tier 1 main contractor * Effective leadership skills, with the ability to manage multi-disciplinary teams * Excellent communication, organisational, and problem-solving abilities * Relevant construction qualifications or trade background * SMSTS & First Aid