We are a UK & Ireland practice with strong connections across all of our studios in London, Sheffield, Cardiff, Glasgow, Plymouth, Birmingham, Belfast and Dublin. We work collaboratively as one team structured by sector, sharing resources, knowledge and skills. Ranked as one of the top 25 largest practices in the UK this year, other recent accolades include:

• AJ100 List of UK’s Top Architectural Practices 2025

• Best Companies Top 10 Best Mid-Sized Companies to work for 2025

• Shortlisted, AJ100 Awards – Employer of the Year 2025

• Shortlisted, Architect of Year Awards – Social Value Architect of the Year 2025

• Highly Commended, MMC Awards – Architectural Practice of the Year 2025

• Winner Building Awards: Every Person Counts, the people strategy award 2022

• Winner AJ100 Sustainability Innovation of the Year 2022

• Regenerative Architecture Index Front Runner 2025

We are looking for an experienced Embodied Carbon Specialist background in architecture or engineering to complement our friendly and dynamic sustainability team. Based in any of our studios, you will have the opportunity to lead embodied carbon assessments and drive low carbon design strategies across projects in the UK and Ireland.

You will exhibit the following skills / experience:

• The equivalent of at least 3-5 years’ experience in embodied carbon analysis and life cycle assessment within the built environment.

• Proficiency with carbon assessment tools such as OneClick LCA, eTool, or similar software.

• Strong knowledge of relevant standards and frameworks, including RICS Whole Life Carbon Assessment Methodology, EN 15978, and LETI guidance.

• Ability to conduct lifecycle assessments and carbon footprint analyses to evaluate and optimise material choices and construction methodologies.

• Familiarity with sustainable material databases and environmental product declarations (EPDs).

• Experience working with BIM (Revit) and material quantification.

• Assist the creation of internal tools for early stage embodied carbon calculation and optioneering and tracking the performance of our projects

• Assist in the creation and delivery of internal training and resources for our architects and designer

• Good communication skills; verbal, written and presentation, with the ability to translate complex data into clear insights.

• Ability to work individually and as part of a multidisciplinary team at all stages of the architectural process.

• Is self-motivated with a passion for decarbonisation, sustainable materials, and innovation in the built environment.

What We Offer

We offer a friendly studio environment, an award-winning lifestyle package, and a commitment to your personal development through the HLM Academy. We are also an Employee Owned Trust, which means our employees have a sense of ownership, a say in our direction and are rewarded for the part they play in our future success.

Diversity, Inclusion and Belonging matter deeply to us. We want everyone to feel welcome and supported to thrive. If you need any adjustments to the application or interview process, just let our HR team know and we’ll be happy to support you.

If you think this role could be for you, please send your CV and examples of your work.

Those shortlisted will be contacted.

HLM Architects is an Equal Opportunities Employer.

HLM Architects

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Environmental Designer - Embodied Carbon Specialist