Senior Sustainability/Building Physics Engineer

Location: Bath - Hybrid

Salary: £40,000 - £55,000 DOE 

A dynamic and forward-thinking consulting and engineering firm is seeking an experienced and eager Senior Sustainability/Building Physics Engineer to join their team in Bristol. As part of the team, you will be working on a range of high-profile projects across various sectors, offering integral advice and solutions. 

Key responsibilities:

• Lead and develop the building physics and sustainability consultancy input throughout project lifecycles—from concept to completion
• Contribute to or lead sustainability strategies, including BREEAM, Passivhaus, and Net Zero Carbon frameworks.
• Conduct dynamic thermal modelling, energy performance simulations, and embodied carbon and life-cycle assessments using tools such as IES VE, SBEM, or similar
• Undertake overheating assessments, thermal comfort analysis, daylighting, and natural ventilation design evaluations
• Attend and contribute at design team meetings, client presentations, and site reviews to provide specialist building physics guidance
• Ensure design proposals comply with UK legislation and best practice—e.g. Part L, NPPF, London Plan, CIBSE guidelines, TM52, TM59, BB101
• Prepare comprehensive technical reports, sustainability statements, and certification materials for schemes like BREEAM, Passivhaus, and EPC submissions

What we’re looking for:

• Proficient in IES, AutoCAD and Revit
• A degree in Building Services, Architectural and Environmental Engineering, Energy, Sustainability, or a related discipline
• A qualified Low Carbon Energy Assessor (candidates currently working towards certification will also be considered)
• Knowledge of sustainability frameworks and standards, including BREEAM, Net Zero Carbon, and Passivhaus principles
• Strong understanding of Building Services, including building physics, thermal dynamics, and related calculations; familiarity with current and emerging legislation such as the NPPF, Part L, and the London Plan
• Experience with energy modelling, life cycle assessments (LCA), and embodied carbon analysis

Benefits:

• 25 days annual leave plus bank holidays 
• 37 hour working week with hybrid arrangements available 
• Private healthcare and life insurance 
• Annual performance bonus 
• Recruitment referral bonus scheme 

Interested? 

If you are a Senior Sustainability/Building Physics Engineer looking to take your next steps, we’d love to hear from you! 

Apply today or reach out to Katie Davison at Aztrum for a private and confidential conversation.