Energy Modeller/Building Physics Consultant

Surrey (Hybrid Working)
£40,000–£45,000 + Benefits

Are you passionate about sustainable building design and using simulation to create high-performing, low-carbon buildings?

We're looking for an Energy Modeller / Building Physics Consultant to join a growing sustainability team delivering innovative projects across the residential, commercial, education and mixed-use sectors. This is an excellent opportunity for someone with strong technical modelling skills who wants to make a real impact on the performance and environmental credentials of buildings from concept through to completion.

The Role

Working alongside sustainability consultants, MEP engineers and architects, you'll be responsible for delivering building performance analysis that informs design decisions and supports compliance with current environmental standards.

Typical responsibilities include:

• Producing dynamic thermal modelling (TM52, TM54 and TM59 assessments)
• Carrying out Part L compliance modelling using IES VE
• Undertaking overheating, daylight and energy performance analysis
• Supporting NABERS UK, BREEAM, LETI and net zero carbon strategies
• Developing operational energy assessments and building performance reports
• Working closely with design teams to optimise energy efficiency and occupant comfort
• Contributing to low-carbon design strategies from early concept stages

About You

We're looking for someone who has:

• Experience in building physics or energy modelling within a consultancy environment
• Proficiency in IES VE (essential)
• Good understanding of UK Building Regulations Part L
• Knowledge of TM52, TM54 and TM59 methodologies
• Experience producing technical reports and presenting findings to clients
• A degree in Building Services Engineering, Architectural Engineering, Environmental Design or a related discipline
• Excellent communication and problem-solving skills
• A genuine passion for sustainable building design

Desirable experience includes:

• BREEAM, NABERS UK or Whole Life Carbon assessments
• Passivhaus principles
• Apache HVAC modelling
• Python, Grasshopper or other data analysis tools

What's on Offer?

• Salary of £40,000–£45,000 depending on experience
• Hybrid working with an office near Surbiton
• Ongoing training and professional development
• Support towards professional accreditation (CIBSE, IEMA or similar)
• Clear career progression within a growing sustainability team
• Pension scheme
• Generous annual leave
• Regular social events and wellbeing initiatives

If you're looking to develop your career in building physics while helping deliver genuinely sustainable, high-performing buildings, we'd love to hear from you.

Please contact Callum at Aztrum via callum.jones@aztrum.com