Senior Sustainability Consultant

Region:
Wales
Vicinity:
Cardiff
Industry Sector:
Carbon Jobs, Sustainability Jobs, Built Environment Jobs
Job Category:
Consultancy, Sustainable Engineering, Sustainability Consultant
Job Type:
Full Time
Education Level:
Professional
Salary:
£42,000 to £49,000 per annum
Posted:
27/10/2025
Start Date:
27/10/2025
Employer:
Mattinson Partnership
Job Ref:
22943

Job Overview
A leading consultancy is seeking a Senior Sustainability Consultant to join its team in Cardiff or Bristol. This role offers an exciting opportunity to contribute to impactful sustainability work across a wide range of sectors and projects.

The successful candidate will join a national sustainability group known for its innovative, practical, and forward-thinking approach to sustainable development in the built environment. The team works across all phases of design and construction, delivering strategies that enhance environmental performance and wellbeing.

Key Responsibilities

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Develop holistic sustainability strategies for building and infrastructure projects.
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Lead environmental and wellbeing assessments such as BREEAM, WELL, HQM, and similar frameworks.
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Deliver technical modelling and assessments, including:

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Energy modelling using IES VE
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Embodied and whole life carbon assessments using One Click LCA
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Circular economy evaluations
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Building performance simulations (operational energy, overheating, etc.)

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Advise clients on energy and sustainability strategies for both new and existing developments.
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Mentor junior consultants on project delivery, technical skills, and planning.
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Contribute to research and innovation initiatives within the technical team.
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Engage in industry research, author guidance documents, and support thought leadership efforts.

Candidate Profile

Ideal candidates will have experience and knowledge in several of the following areas:

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Energy modelling experience using IES VE, and other building performance tools (e.g., ApacheHVAC, Part L compliance, NABERS, Passivhaus)
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Environmental certification schemes (e.g., BREEAM, WELL, Fitwel)
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Preparation of sustainability-related planning documents (e.g., energy strategies, sustainability statements, whole life carbon assessments)
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Environmental Impact Assessments with a focus on climate resilience and carbon emissions
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Whole life carbon and embodied carbon experience using One Click LCA
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Net zero carbon strategies and circular economy consulting

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Relevant experience in the built environment sector, preferably in sustainability or engineering consultancy
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Degree in engineering, environmental science, or a related field

This opportunity offers a generous package and extensive benefits. There are multiple routes for progression, made possible through support and training, helping to develop you in your career.

If this is of interest send a message to Ethan williams on linkedIn or reach out on 02079602589.

Closing Date:
08/12/2025

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