Are you an experienced Quantity Surveyor with a strong Mechanical background? Are you looking to take the next step in your career with a respected and fast growing Building Services Main Contractor? If so, this is an exceptional opportunity to join a successful, forward thinking team delivering high quality projects We are seeking a Senior Quantity Surveyor to oversee the commercial management of Mechanical packages on a diverse range of building services projects. Working across Education, Industrial, and High End Residential sectors, you will play a key role in ensuring commercial success, cost efficiency, and smooth project delivery from pre-construction through to final account. Key Responsibilities Lead the commercial management of mechanical services projects Prepare bills of quantities, cost plans, and tender submissions Manage subcontractor procurement, negotiation, and contract administration Monitor project costs, variations, and valuations Provide accurate forecasting, reporting, and financial control Work closely with project teams to ensure client satisfaction and profitable delivery The ideal individual for this role Strong Mechanical background within Building Services Proven experience as a Quantity Surveyor, ideally at senior level Track record delivering commercial success across multi-sector projects Excellent understanding of NEC/JCT contracts Strong negotiation and communication skills Ability to work independently and as par