Senior Sustainable Design Consultant

Join Tetra Tech’s growing sustainable design team and play a key role in delivering low-carbon, high-performance solutions across some of the UK’s most complex and impactful projects.

Purpose & Scope of the Role

As a Senior Sustainable Design Consultant, you will lead the delivery of technical sustainability and energy modelling services across a diverse portfolio, including property, education, defence and government sectors. Working both independently and collaboratively, you will take ownership of project workstreams, contributing to the development of energy and sustainability strategies that support planning and design outcomes.

You will engage directly with clients and multidisciplinary design teams, leading workshops, producing technical assessments, and ensuring projects are delivered on time and within budget. Alongside project delivery, you will support innovation through R&D and mentor junior colleagues, helping to strengthen team capability and technical excellence.

Your Impact in this Position

You will shape how buildings perform—driving energy efficiency, reducing carbon, and influencing sustainable outcomes at every stage of design. Your expertise will inform key project decisions, support clients in meeting regulatory and environmental targets, and contribute to advancing industry best practice.

Core Capabilities

Technical Expertise

• Deliver detailed energy, carbon and thermal comfort analysis using tools such as IES VE

• Apply knowledge of Part L and building performance standards to real-world projects

• Produce robust, planning-ready sustainability and energy statements

Sustainable Design & Strategy

• Develop practical, innovative low-carbon design solutions

• Integrate sustainability into early-stage design and planning processes

• Support operational energy and HVAC modelling where required

Communication & Stakeholder Engagement

• Lead workshops with clients and design teams, translating technical insights into clear actions

• Build strong relationships across multidisciplinary teams and external stakeholders

• Communicate complex concepts with clarity and confidence

Leadership & Collaboration

• Take ownership of project delivery and coordinate key workstreams

• Mentor and support junior team members to build capability

• Collaborate on R&D initiatives to keep the team at the cutting edge

Problem Solving & Delivery

• Apply critical thinking to complex technical challenges

• Deliver high-quality outputs with accuracy and attention to detail

• Manage competing priorities while maintaining commercial awareness

Skills, Experience & Qualifications

Degree or Masters in a relevant discipline with proven experience in sustainable design or building performance. Strong understanding of Part L and experience using dynamic simulation tools (e.g. IES VE) for energy and carbon modelling. Experience in non-domestic energy assessments is expected, with HVAC modelling desirable. Strong communication skills are essential. Willingness to obtain security clearance is required.

Working Environment

This is a full-time role with flexible, hybrid working. Opportunities are available nationally, with preferred locations including Manchester, Leicester, London and Leeds. You can expect a mix of home and office working, alongside occasional travel to project sites and meetings. Flexible working patterns are supported.