Job Title: Senior Quantity Surveyor – Mechanical & SIP (Outside IR35) Location: Saltend, East Yorkshire Contract Type: Ltd Company Contractor (Outside IR35) Start Date: Immediate Duration: 12 – 24 Months Rate: Competitive (Ltd Company) Description: We are recruiting on behalf of a leading industrial project at Saltend for an experienced Senior Quantity Surveyor with a strong background in Mechanical and SIP (Structural, Insulation, and Painting) disciplines. This long-term contract offers a fantastic opportunity to contribute to a high-profile site-based project, with some flexibility for 1 remote working day per week. This role has been assessed and determined as outside IR35, suitable for Ltd Company contractors. Responsibilities: * Preparation and timely submission of Applications for Payment (AFPs) * Estimating and negotiating change orders * Producing and presenting final cost plans * Reconciling changes to maintain accurate cost data * Conducting valuations and detailed cost checking for major works * Assessing change orders and variations in accordance with contract terms * Managing cost impact analysis and contingency tracking * Overseeing all cost control and change management processes * Ensuring accurate and auditable cost validation and reporting * Monitoring weekly site progress and reporting against budgeted man-hours * Evaluating project progress and updating internal systems for cost and progress tracking * Reporting on key performance indicators (KPIs) * Producing monthly P&L, financial reporting and forecasting Requirements: * Extensive Quantity Surveying experience within Mechanical and SIP project environments * Strong contractual and commercial knowledge * Experience working on large industrial or infrastructure projects * Ability to manage all QS and cost management duties independently * Comfortable working on a site-based role with occasional remote flexibility