Senior Sustainability Consultant

Lewis Davey; United Kingdom; On-site; GBP 40,000 - 65,000; Full time

Job summary

A leading multidisciplinary engineering and sustainability consultancy is seeking a Senior Sustainability Consultant to join their team in Cardiff or Bristol. This role focuses on delivering innovative sustainability solutions across various high-impact projects. The successful candidate will guide project strategies, conduct assessments, and mentor junior staff while contributing to industry thought leadership. Candidates should possess a related degree and demonstrate strong communication and collaboration skills.

Qualifications

• Demonstrated knowledge of energy and building performance.
• Experience in environmental assessment and sustainability consultancy.
• Strong collaborative and communication skills.

Responsibilities

• Develop and lead integrated sustainability strategies across projects.
• Manage environmental assessments like BREEAM and WELL.
• Mentor junior team members in project planning and technical delivery.

Skills

Energy performance modelling

Environmental assessment

Sustainability strategies

Communication skills

Education

Degree in sustainability, environmental, engineering, or related discipline

Tools

ApacheHVAC

IES

NABERS

OneClick LCA

Job description

Our client, a leading multidisciplinary engineering and sustainability consultancy, is currently seeking a Senior Sustainability Consultant to join their growing team in either Cardiff or Bristol. This is an exciting opportunity to contribute to innovative, sustainable solutions across a diverse range of high-impact projects.

The successful candidate will join a forward-thinking sustainability group, recognised for its leadership in sustainable design, construction, and operational strategies across the built environment. This team thrives on technical excellence, research-led thinking, and a collaborative, people-focused approach.

Key Responsibilities

• Develop and lead integrated sustainability strategies across a variety of projects.
• Manage and deliver environmental and wellbeing assessments including BREEAM, WELL, HQM, and others, from early-stage design through to project completion.
• Undertake technical modelling and assessments, such as embodied carbon, operational energy use, building performance simulation, and overheating risk.
• Support the creation of energy and sustainability strategies that challenge norms and drive innovation.
• Guide and mentor junior team members in technical delivery and project planning.
• Contribute to internal research and development programmes to maintain the team's position at the forefront of sustainability consultancy.
• Engage with wider industry through thought leadership, research contributions, and development of best practice guidance.

Desired Experience and Knowledge

Candidates should demonstrate knowledge and experience in some of the following:

1. Energy and Building Performance
   
   • Energy performance modelling (e.g. ApacheHVAC, IES, NABERS, Part L, Passivhaus)
   • Overheating and thermal comfort analysis
   • Net zero carbon planning and energy strategies
2. Environmental Assessment and Planning Support
   
   • BREEAM, WELL, HQM, Fitwel certifications
   • Preparation of sustainability and energy statements for planning
   • Whole life carbon assessments and circular economy principles
3. Technical Tools & Methodologies
   
   • Use of OneClick LCA or similar tools for embodied carbon
   • Climate resilience and climate change assessments within Environmental Impact Assessments (EIAs)

Candidate Profile

• A degree in a sustainability, environmental, engineering, or related discipline.
• Experience working in the built environment, ideally within a sustainability or engineering consultancy.
• Strong communication skills and a collaborative, team-oriented mindset.
• Passionate about delivering practical, sustainable design solutions and effecting meaningful change.