Senior / Principal Building Physics - Architectural Consultancy

Senior / Principal Building Physics Engineer
Location: London (Hybrid)
Salary: Up to 65k

Are you passionate about delivering low-energy, high-performance buildings? A leading global architectural, engineering, and construction consultancy is seeking a Senior or Principal Building Physics Engineer to join its London team, supporting projects across Europe, the USA, and Asia.

You'll play a pivotal role in the development and delivery of thermal and energy modelling strategies for commercial interiors and complex buildings. With a strong background in building physics, energy modelling, and sustainable design, you'll collaborate with architects, engineers, and sustainability consultants to develop data-driven design solutions that support Net Zero ambitions and industry-leading performance.

What you'll be doing:
Deliver advanced energy and thermal simulations using IES-VE, EnergyPlus, or DesignBuilder
Apply UK and international standards including Part L, TM54, TM52, TM59, ASHRAE 90.1, and LEED/BREEAM guidelines
Lead operational energy modelling, overheating analysis, thermal comfort, and passive design assessments
Conduct feasibility studies, Life Cycle Assessments (LCA), and renewable energy simulations
Support carbon footprinting and Net Zero carbon strategies
Mentor junior engineers and contribute to knowledge-sharing across the team
Present energy strategies and modelling outcomes clearly to both technical and non-technical stakeholders

About You:
8+ years' experience in energy modelling, building physics, and thermal analysis
Expertise with tools such as IES-VE, DesignBuilder, Rhino + Grasshopper (Ladybug/Honeybee) CFD experience is a bonus
Strong understanding of passive design, building envelope optimisation, and operational performance
Confident communicator with experience leading project workstreams and mentoring junior team members
Professional certifications such as LEED AP, WELL AP, CIBSE LCC or working towards Chartership are highly desirable

Why Join?
Work on global, high-impact projects that prioritise health, performance, and sustainability
Be part of a collaborative and multidisciplinary team of experts
Enjoy hybrid working and support for your career development
Engage with innovative solutions through cutting-edge Living Labs initiative

Whether you're working in the larger corporate companies or a small SME this is certainly one to take note of. Please don't hesitate to apply or get in touch for further info on the email below, we can arrange a confidential conversation anytime to suit you.

Your expert recruitment consultant is Lakshman Sivanesan, call today on (phone number removed) or email (url removed) Eden Brown is committed to equality in the workplace and is an equal opportunity employer.

Eden Brown is committed to equality in the workplace and is an equal opportunity employer.