Principal Building Physicist
Location: Remote
Company: ZnT Sim Pvt. Ltd.
About ZnT Sim
ZnT Sim is a growing consultancy specialising in building physics modelling and LCA analysis. We work across the globe, supporting clients with advanced simulation, energy efficiency, and environmental performance analysis. Our focus is on delivering practical, data‑driven solutions that improve building design and support sustainability goals.
Role Overview
We are looking for a Principal Building Physicist to join our team. This is a senior delivery role, not a training position. You will lead a team of 4-6, take responsibility for project outcomes, and ensure technical excellence in building performance modelling.
Responsibilities
- Lead and manage a team of four building physicists, providing guidance and support.
- Deliver complex building performance simulations using IESVE (minimum 5 years of direct project experience required).
- Oversee project delivery from concept through to completion, ensuring quality and efficiency.
- Work closely with architects, engineers, and sustainability consultants on the projects.
- Carry out HVAC design analysis and optimisation (experience preferred).
- Ensure compliance with sustainability standards and client requirements.
- Present findings and recommendations clearly to project stakeholders.
Requirements
- Minimum 5 years of professional experience with IESVE – essential.
- Proven track record of delivering building physics projects (not a learning role).
- Strong leadership skills with experience managing small technical teams.
- UK project experience including but limited to:
- Part L compliance modelling
- Overheating assessments
- BREEAM modelling
- Planning application modelling
- Daylight and shadow modelling
- NABERS HVAC modelling
- Other project experience including:
- LEED certification modelling
- Estidama Pearl Rating System
- Mostadam sustainability framework modelling
- Detailed modelling experience using ApHVAC module in IESVE
Experience with Ladybug Tools and OneClick LCA is a plus.
Degree in Mechanical Engineering, Environmental Engineering, or related field.
Excellent communication and stakeholder management skills.
What We Offer
- Competitive salary package and bonus scheme.
- Fully remote work opportunity.
- Opportunity to lead impactful sustainability projects across the globe.
- Collaborative environment with a focus on innovation and delivery.
- Career progression in a growing company based on ethics.
