We're working exclusively with a long-established main contractor known for delivering complex, high-quality projects across the science, healthcare, and education sectors. With a strong reputation for technical excellence and collaborative delivery, they are currently delivering multiple projects within the Harwell Science Campus and need a Senior Site Manager to join their team. The Role: This is a client-facing role where you'll be expected to represent the contractor in meetings and drive the programme with clarity and confidence. Key Responsibilities: Act as No.1 on site Attend and lead client meetings - a client-facing presence is key Oversee site operations, ensuring quality, safety, and programme compliance Manage and mentor an on-site team including Site Manager support Use MS Project to manage and report on programme progress Support the implementation of a new Building Management System (BMS) Requirements: SMSTS, First Aid, and relevant CSCS card Background in trades preferred Confident communicator and strong with reporting and programme control Comfortable taking full responsibility for site activities Previous experience with science, education or similarly complex builds a plus The Package: Temp to perm opportunity Day rate / salary DOE but it is up to £75k Opportunity to join an experienced and respected team Interview Process: 1 stage only Interested? Apply today or contact 4Site Recruitment to learn more about this opportunity