Quantity Surveyor MEP Specialist

Join a high-performing commercial team delivering complex, secure, large-scale engineering projects where your MEP expertise will directly influence cost, quality and delivery outcomes. Purpose & Scope of the Role As an MEP Specialist Quantity Surveyor, you will lead the commercial management of mechanical, electrical and plumbing packages across a major Critical National Infrastructure project. From pre-construction cost planning through tender evaluation and contractor selection, to post-contract delivery and final account, you will ensure robust cost control, value optimisation and contractual compliance across the full project lifecycle. Your Impact in this position You will drive informed decision-making through accurate cost forecasting, commercial insight and value engineering. Working closely with multidisciplinary teams, clients and contractors, you will help deliver technically complex works on time and within budget, while maintaining the highest standards expected in a secure project environment. Core Capabilities Commercial Management of MEP Packages: Oversee cost planning, procurement and financial control from inception to completion. Manage valuations, variations and final accounts with precision Cost Planning & Analysis: Develop detailed estimates, budgets and cash flow forecasts. Apply data-led insights to optimise cost and programme outcomes Procurement & Tendering: Lead tender processes, evaluate subcontractor returns and support contractor selection. Ensure commercially sound and compliant procurement strategies Stakeholder Collaboration: Build effective relationships with clients, consultants and delivery teams. Communicate complex commercial matters clearly and confidently Contractual & Technical Expertise: Apply strong knowledge of NEC, JCT or similar contracts. Integrate MEP technical understanding into commercial decision-making Skills, Experience & Qualifications Degree-qualified in Quantity Surveying or a related discipline, with proven experience delivering MEP packages on complex construction projects. Strong working knowledge of CostX and Excel is essential, alongside excellent analytical, negotiation and communication skills. Experience within secure or highly regulated environments is advantageous. RICS membership (or working towards) is desirable. Candidates must be sole UK nationals, aged 21 or over, and able to obtain and maintain DV-level security clearance. Working Environment This is a site-based role in North West London within a secure project environment. The position operates on a four-day working week, with minimum of three days on-site. There is potential for the fourth day to be worked remotely, subject to project requirements and security constraints. About Tetra Tech Tetra Tech is a leading provider of consulting and engineering services working across the full project lifecycle worldwide. We have a wide range of expertise across our teams, providing a global support network with a personalised approach to client relationships to better understand where we can add value. We provide a collaborative environment that supports individual performance, innovation, and creativity. We support public and private sector clients on local, national, and international projects to deliver sustainable and resilient solutions. Our operations in the UK, Ireland, and the Netherlands include more than 6,000 employees who are Leading with Science to solve our clients' most complex problems. In alignment with the Equality Act 2010, we will make reasonable adjustments to support candidates and employees requiring additional arrangements. This could include adaptations to work schedules, training approaches, or the physical workspace. Please inform us if you need any accommodations during the recruitment process or in your day-to-day role day role