Senior Quantity SurveyorLocation: Remote (UK) with ad-hoc visits to UK-based US Air Force sites (e.g., Lakenheath/Feltwell, Mildenhall, Fairford, Croughton, Menwith/Fylingdales and others)Rate: Circa £65-£70 per hour (Umbrella)Clearance:SC required on applicationOverviewWe''re supporting an established Defence and Security client delivering the QSSP Programme for the Defence Infrastructure Organisation (DIO). We''re looking for experienced Senior Quantity Surveyors / Commercial Professionals to join a high-performing team focused on cost efficiency, contract compliance, and commercial assurance across a varied portfolio of infrastructure works.This is a remote-first contract, with occasional on-site presence required at key bases.What you''ll be doingYou''ll provide pre- and post-contract QS / commercial support, including:Estimating and cost planningProcurement support and cost assuranceCommercial management and financial control across multiple projectsEnsuring NEC3 compliance, identifying cost efficiencies and savingsStakeholder engagement within an embedded (often co-located) client team environment(Depending on experience) leading workstreams/teams and mentoring colleaguesWhat we''re looking forEssential:Proven experience in Quantity Surveying / Commercial Management (senior level)Strong working knowledge of NEC3 contractsSC Clearance (must be in place/obtainable and required upon application)Strong communication skills and confidence working with multiple ..... full job details .....