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Intermediate - Senior Sustainability Consultant

Job in City, Vale of Glamorgan, EC1A2, Wales, UK
Listing for: Eden Brown
Full Time position
Listed on 2026-03-11
Job specializations:
  • Engineering
    Environmental Engineer, Energy Engineer, Building Services Engineer, Systems Engineer
Salary/Wage Range or Industry Benchmark: 45000 - 55000 GBP Yearly GBP 45000.00 55000.00 YEAR
Job Description & How to Apply Below
Location: City

Intermediate - Senior Sustainability Consultant
London Hybrid Up to 55k

A growing sustainability and engineering consultancy is looking to appoint an Intermediate - Senior Sustainability Consultant to join its expanding team.

This is an excellent opportunity for a consultant with experience in building physics / energy modelling and/or Whole Life Carbon (WLC) who wants to work on technically interesting projects while developing their expertise within a collaborative and design-led environment.

The consultancy works closely with architects, developers and multidisciplinary design teams to deliver high-performance, low-carbon buildings across a wide range of sectors including commercial, residential, education, healthcare, laboratories and heritage projects.

The successful candidate will play an important role in delivering sustainability and building performance services, supporting projects from early design stages through to completion.

The Role
You will contribute to the delivery of sustainability consultancy services across multiple projects, helping design teams optimise building performance and reduce environmental impact.

Depending on your experience, your work may include a combination of energy modelling, building physics analysis and whole life carbon assessments.

You will collaborate closely with architects, engineers and project teams, providing technical insights that inform sustainable design strategies.

Key Responsibilities

  • Deliver sustainability and building performance consultancy across a range of projects
  • Undertake building physics and energy modelling to support sustainable building design
  • Deliver Whole Life Carbon (WLC) assessments and embodied carbon analysis
  • Support the development of net zero and low-carbon design strategies
  • Produce technical reports and communicate findings to project teams
  • Collaborate with multidisciplinary design teams to optimise building performance
  • Attend project meetings and contribute to technical discussions with clients and stakeholders

Building Physics / Energy Modelling (where applicable)

  • Dynamic thermal modelling using IES-VE or similar tools
  • Part L compliance modelling
  • Overheating analysis (TM52, TM59, Part O)
  • Thermal comfort studies and energy strategy development
  • Heating and cooling load analysis

Whole Life Carbon (where applicable)

  • Undertaking Whole Life Carbon assessments using tools such as OneClickLCA
  • Embodied carbon calculations and reporting
  • Supporting design teams in reducing embodied and operational carbon
  • Advising on low-carbon materials and design strategies

About You

  • Degree qualified in engineering, sustainability, environmental design or a related discipline
  • Experience working within a sustainability, building services or environmental consultancy
  • Practical experience in building physics / energy modelling and/or Whole Life Carbon analysis
  • Strong analytical and problem-solving skills
  • Good communication skills and ability to work within multidisciplinary project teams

Desirable

  • Experience with IES-VE or other energy modelling software
  • Experience using One Click LCA or other Whole Life Carbon tools
  • Familiarity with sustainability frameworks such as BREEAM
  • Progress toward professional accreditation (e.g. CIBSE, IEMA or similar)

What's on Offer

  • Opportunity to work on diverse and technically challenging projects across multiple sectors
  • A collaborative consultancy environment where ideas and innovation are encouraged
  • Exposure to both building performance modelling and embodied carbon analysis
  • Ongoing training and professional development
  • Support towards professional accreditation
  • Clear opportunities for career progression as the team continues to grow

Whether you're working in the larger corporate companies or a small SME this is certainly one to take note of. Please don't hesitate to apply or get in touch for further info on the email below, we can arrange a confidential conversation anytime to suit you.

Your expert recruitment consultant is Lakshman Sivanesan, reachable via (url removed). Eden Brown is committed to equality in the workplace and is an equal opportunity employer.

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

Position Requirements
10+ Years work experience
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