Job Description
Energy Modelling Specialist (IES VE)
Location: Leatherhead (Hybrid – 3–5 days in office)
Salary: c£40,000 - £60,000
About the Company
A well-established multidisciplinary sustainability consultancy delivering energy modelling, compliance, and building performance strategies across commercial refurbishment and fit-out projects.
The Role
An opportunity for an experienced Energy Modelling Specialist with strong technical expertise in IES VE to join a growing team. This role focuses on delivering high-quality modelling outputs across a range of commercial projects, with a strong emphasis on real project delivery rather than theoretical exposure.
You will support BREEAM and NABERS UK assessments, EPC compliance, and broader building performance analysis.
Key Responsibilities
* Deliver dynamic thermal modelling (DSM) using IES VE
* Conduct TM52 overheating assessments
* Carry out TM54 operational energy modelling
* Produce non-domestic EPCs and BRUKL reports
* Undertake passive design analysis
* Perform Part L compliance modelling
* Support Low and Zero Carbon (LZC) feasibility studies
* Contribute to BREEAM energy credits, including:
* ENE 01 (energy performance)
* ENE 04 (LZC technologies and passive design)
* HEA 01 (daylighting)
* Interpret modelling outputs and produce clear, client-facing reports
* Collaborate with architects, MEP engineers, and contractors to inform design decisions
* Manage multiple projects and deadlines independently
Essential Requirements
* Strong hands-on experience with IES VE (ApacheSim essential)
* Proven delivery of:
* TM52 overheating analysis
* TM54 energy modelling
* Non-domestic EPCs (DSM-based, not just SBEM)
* Solid understanding of:
* UK Building Regulations Part L
* Dynamic simulation modelling (e.g. CIBSE AM11)
* BREEAM (RFO and New Construction)
* Demonstrable experience contributing to BREEAM energy credits (minimum ENE 01)
* Ability to independently produce high-quality technical reports
* Strong communication skills, including explaining outputs to non-technical stakeholders
* Relevant degree (2:1 or above preferred)
Critical Application Requirements
Applicants must be able to provide:
* Examples of completed IES VE models and reports (e.g. TM52, EPC, BRUKL)
* Clear explanation of their individual contribution to project outputs
* Evidence of direct involvement in BREEAM energy credit delivery (not just exposure)
Desirable Experience
* NABERS UK assessments
* Commercial fit-out projects (CAT A & CAT B)
* Part O overheating assessments
Candidate Profile
* Detail-oriented with strong technical accuracy
* Comfortable working in a consultancy environment with competing deadlines
* Proactive and self-sufficient
* Strong problem-solving ability with a practical modelling approach
* Able to deliver work with minimal supervision
Additional Requirements
* Willingness to attend the office 3 days per week
* Full UK driving licence and access to a car
Level
* Open to strong mid-level candidates (2–5+ years’ experience)
* Also open to senior candidates capable of leading modelling workstreams
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