Senior Sustainability Consultant - Building Physics London Hybrid working Up to 58k A growing sustainability consultancy is looking for a Senior Consultant to join its Energy and Sustainability team, supporting clients to deliver high-performance, low-energy buildings across a wide range of sectors. This role is ideal for a mechanical engineer with strong building physics expertise who is looking to take greater ownership of projects and develop their technical and client-facing skills. The Role You will lead the delivery of building performance and operational energy work across multiple projects, including: Dynamic thermal modelling and operational energy analysis using IES-VEDetailed HVAC modelling and energy strategy developmentOverheating and thermal comfort assessments (TM52 / TM59 / Part O)Advising design teams on energy efficiency and building performance from early concept through to completionManaging projects and liaising directly with clients and multidisciplinary design teamsSupporting and mentoring junior team membersAbout You4-7 years'' experience in building physics / energy modellingBackground in Mechanical Engineering with a strong understanding of MEP systemsProven experience delivering IES-VE modellingConfident managing projects and communicating with clients and design teamsExperience with Passivhaus or NABERS/DfP modelling is highly desirable but not essentialThe OpportunityJoin a collaborative, multidisciplinary sustainability team working across div