Senior Building Physics Engineer
London (Hybrid Working)
Permanent
Up to -55,000 (dependant on experience)

As a result of their continued growth, an award-winning, independent Building Services Design Consultancy, with offices around the UK, are looking for a Senior Building Physics Engineer to join either their London or Oxford office. This individual will bring with them expertise in thermal modelling and environmental analysis and will be instrumental in driving forward their sustainability offering.
They offer a range of services including mechanical and electrical engineering, sustainability, building physics, and Passivhaus design, across diverse sectors including heritage, cultural, education, healthcare, residential, and commercial.

The Role
As a Senior Building Physics Engineer, you will play a central role in delivering high-quality building performance analysis and guiding design teams towards low-energy, net zero, and climate-resilient outcomes.
You will work closely with colleagues across their different offices and will lead technical assessments, mentor junior engineers, and liaise with clients and architects to deliver solutions that balance energy efficiency, comfort, and sustainability. This is a client-facing role that offers excellent scope for professional growth, with a clear pathway to Principal Consultant .

Key Responsibilities
- Deliver thermal modelling and energy assessments using IES software, including Part L compliance and energy strategies.
- Conduct SAP assessments for residential projects, ensuring compliance with SAP10 methodology and future homes standards.
- Carry out overheating analysis and advise on mitigation strategies for a wide range of building types.
- Undertake daylight and sunlight analysis, supporting planning applications and optimising building design.
- Prepare clear and robust technical reports for planning submissions, building control, and client presentations.
- Attend design team and client meetings, providing confident, professional, and practical advice.
- Mentor and train graduates and junior engineers, helping them develop building physics skills and modelling expertise.
- Collaborate with sustainability engineers, M&E engineers, and external consultants to integrate building physics within wider project delivery.

For this role they are looking for an enthusiastic, detail-driven consultant who combines technical expertise with strong communication skills.

Essential qualifications & experience
- A degree in Building Services Engineering, Architectural Engineering, Environmental Design, or a related discipline.
- Minimum 3-5 years'' experience in a building physics / sustainability consultancy role.
- Proven expertise with IES VE software and Part L compliance modelling.
- Strong working knowledge of SAP assessments, SAP10 methodology, and UK building regulations.
- Experience in overheating and daylight analysis, using industry-standard methods and tools.
- Excellent technical report writing and presentation skills.
- Ability to manage multiple projects and meet deadlines.

Desirable experience
- Knowledge of Passivhaus principles and PHPP modelling.
- WLCA knowledge and experience.
- BREEAM knowledge and experience.
- A UK driving licence.

What they Offer
- Up to -55,000 annual salary (dependent on experience).
- 25 days annual leave + bank holidays, with option to purchase additional leave.
- Private healthcare.
- Cycle to work scheme.
- Regular social events, including summer and Christmas parties, team lunches, and activity days.
- A strong focus on career progression, with structured pathways and support for chartership.
- Access to internal and external training and CPD opportunities.
- The chance to work on a wide range of high-profile projects, from research facilities to historic heritage sites to contemporary residential developments.

Joining the business would mean being part of a close-knit, supportive, and ambitious team. You''ll work on meaningful projects that directly contribute to the transition towards net zero carbon buildings, in a role where your technical expertise and ideas will help shape the future of sustainable design.

If you''re keen to take on a Senior role alongside an established team and help create real, lasting change within the built environment, then please apply or get in touch with Zoe Elliott at: (url removed)

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