Are you an experienced Mechanical Building Services professional ready to lead major projects and shape the future of sustainable building design? At Tetra Tech, you’ll work alongside multidisciplinary experts delivering innovative engineering solutions across sectors such as defence, commercial, healthcare, education and industrial infrastructure. Based in our Leeds office, this is an opportunity to combine technical excellence with leadership, client engagement and business growth.
As a mechanically biased Associate / Associate Director you will play a key role within the Leeds building services team, leading the delivery of mechanical engineering design solutions across a diverse portfolio of projects. Reporting to the Engineering Director, you will oversee both the technical and commercial performance of projects, ensuring designs meet client objectives, regulatory requirements and Tetra Tech quality standards.
You will manage project teams, review and verify engineering outputs, and ensure that building services designs integrate effectively with other disciplines including electrical, civil, structural and sustainability specialists. The role spans the full project lifecycle, from early concept development through to detailed design and delivery.
In this role, you will help shape technically robust, low-carbon engineering solutions while building strong relationships with clients and stakeholders. You will influence project outcomes through technical leadership, guide engineers and technicians in delivering high-quality work, and contribute to winning new projects through bids and client engagement. Your expertise will strengthen the Leeds team’s capability and support the continued growth of Tetra Tech’s building services practice.
Technical Mechanical Engineering Leadership - Lead mechanical building services design across complex projects; Apply deep expertise in HVAC, energy modelling and sustainable design; Oversee calculations, design outputs and technical reviews
Project Delivery & Commercial Management - Manage projects from concept through to completion; Control technical quality, programme delivery and budgets; Support resource planning and project performance
Sustainable & Low-Carbon Design - Drive sustainable design strategies aligned with net-zero targets; Apply knowledge of renewable technologies and energy-efficient systems; Support clients in delivering low-carbon building solutions
Client Engagement & Business Development - Build and maintain trusted client relationships; Lead and contribute to bids, tenders and project interviews; Provide technical advice to clients across diverse sectors
Leadership & Team Development - Manage and mentor engineers and technicians; Promote collaboration across multidisciplinary teams; Support the growth and development of the Leeds engineering team
You will hold a degree in Mechanical or Building Services Engineering and be a Chartered Engineer with a recognised professional institution. You will bring strong experience delivering building services projects across multiple sectors, with expertise in tools such as IES, Revit and Navisworks. A strong understanding of sustainable and low-carbon engineering design is essential, alongside excellent communication skills and the ability to engage with clients and multidisciplinary teams.
This role is based in Leeds, located in the heart of the city’s professional district. Flexible working arrangements are encouraged, and travel may be required depending on project needs. Due to the nature of some projects, eligibility for UK security clearance (SC) is required.
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
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