Senior Quantity Surveyor - HS2 Rail Project - London Salary: 60,000 - 75,000 + Travel Allowance + Package Location: Old Oak Common (near Acton)We are recruiting for a Senior Quantity Surveyor to join a leading main contractor delivering the Mechanical and Electrical packages on HS2''s flagship Old Oak Common Station.This is one of the UK''s most high-profile infrastructure projects, offering secured long-term work and the chance to be part of a team delivering a project of national significance. You''ll also benefit from a business that invests in its people, with full support for RICS chartership, structured training, and real opportunities to progress your career.The Role As Senior Quantity Surveyor, you will play a key role in the commercial management of complex packages of work. Responsibilities include:Administering NEC3/4 Option C contractsManaging entitlement and ensuring compliance with subcontract termsReviewing and valuing contractor applications for paymentDrafting and issuing contractual notices including EWNs and Compensation EventsProviding commercial and risk advice to project and delivery teamsProducing and monitoring cost reports, forecasts and change managementNegotiating and procuring subcontract packages to ensure value for moneyBuilding strong, collaborative relationships with client and supply chain stakeholders Candidate RequirementsStrong track record as a Senior QS within UK rail, infrastructure, or large-scale projectsNEC3/NEC4 contract experience (