Principal Sustainability Consultant

We’re looking for a talented and experienced Principal Sustainability Consultant to join our Sustainability team. This senior role will help us deliver a robust package of services to our clients and ensure we continue to provide excellent sustainability, energy and environmental advice.

This is an exciting opportunity to apply your technical expertise and client‑focused approach across a diverse portfolio of projects for both public and private sector clients. You’ll collaborate with like-minded professionals across the UK and play an active role helping to shape a dynamic and growing team.

• Plan, coordinate, and deliver environmental assessments (BREEAM, WELL, LEED) from feasibility through to project completion.
• Lead on the day‑to‑day delivery of sustainability projects and provide high‑quality consultancy support to clients and design teams.
• Advising clients and/or the design team on the most cost‑effective and beneficial way to achieve their sustainability targets.
• Develop and maintain strong client relationships, acting as a trusted advisor.
• Prepare validation statements, reports, progress updates, and credit trackers for submission to BRE, and respond to QA review comments to close out non‑conformances.
• Attend and chair – as required – workshops with clients and/or the design teams at key periods such as Detailed Design and Post Construction Review (PCR).
• Undertake site audits during construction, producing accurate records and reports.
• Support bid writing and fee proposals, contributing to the development of new opportunities.
• Mentor and support junior team members to build capability and confidence.
• Play an active role in growing the Sustainability team by driving innovation, delivering technical excellence, and supporting business development.
• Support the integration of sustainability expertise with other environmental and engineering services.

• A degree in Engineering, Sustainability, Energy, or a related subject.
• 8 or more years’ experience in consultancy, with a track record of leading sustainability projects.
• Strong knowledge of Building Regulations compliance and Net Zero carbon strategies.
• Experience in conducting assessments including whole lifecycle carbon and environmental impact assessments.
• Proven ability to work collaboratively in a multidisciplinary team.
• Excellent client‑facing skills, with experience in developing new opportunities.
• Strong written and verbal communication skills, with the ability to produce high‑quality, clear, and concise reports.
• Full UK driving licence and access to a vehicle.

• A BREEAM Assessor licence (New Construction or Refurbishment & Fit‑Out) and/or BREEAM AP qualification.
• A master’s degree in Sustainable Engineering, Environmental Sciences, Climate Change Management, or a related subject.
• Chartered Environmentalist (CEnv), Chartered Scientist (CSci) or Member/Fellow of the Institution of Environmental Sciences (FIEnvSc).
• Experience in business development and securing new work streams.
• A working knowledge of social and digital media channels with a view to using these to promote not only your work but also the business.
• Experience delivering CPD or training to internal teams or external audiences.

• A competitive salary (based on experience and location) and performance‑based bonus scheme.
• Flexible working arrangements – our guiding principle is simple: if a flexible working arrangement works for you, your manager, and your team, it works for us.
• Pet‑friendly offices – well‑behaved dogs are always welcome.
• Enhanced workplace pension – company makes a 5% contribution.
• Flexible holiday allowance (buy or sell annual leave).
• Role‑related benefits such as a mobile phone and access to a vehicle.
• Two paid professional memberships per year.
• Octopus EV salary sacrifice scheme.
• Cycle to Work salary sacrifice scheme.
• Season ticket loan.
• Clear progression pathways and leadership development.
• Mentoring, CPD and knowledge‑sharing events.
• A collaborative, diverse, and inclusive workplace culture.

The years of experience outlined below are indicative and serve as a guide. Progression at…