Principal Sustainability Consultant

Principle Sustainability Consultant

Cardiff

I'm partnering with a leading engineering and sustainability consultancy known for delivering innovative, low carbon design solutions across the built environment. They are now looking to appoint a Principal Sustainability Engineer to join their growing team.

• Proven experience working as a Sustainability Consultant at Senior or Principal level

• Strong technical knowledge in energy and building performance modelling

• Proficiency with tools such as IES VE, Elmhurst, Part L and Part O assessments

• Experience delivering environmental and wellbeing assessments (e.g., BREEAM, WELL, HQM)

• Ability to lead sustainability workstreams across all RIBA stages

• Demonstrated project leadership, including resource coordination and team oversight

• Experience supporting planning applications and working with local authorities

• Strong communication skills, including leading workshops and presenting to design teams

• Ability to delegate, review work, and support the development of junior team members

• Experience with operational energy modelling (TM54, ApacheSim, ApacheHVAC)

• Knowledge of NABERS UK or Design for Performance frameworks

• Experience with whole life carbon assessments and tools such as OneClick LCA

• Understanding of Passivhaus methodologies (e.g., PHPP)

• Experience preparing circular economy statements or wider sustainability strategies

• Involvement in fee proposal development

• Line management experience

• Working towards Chartership (Chartered status highly advantageous)

• Supportive, people focused working culture with strong professional development pathways

• Opportunity to work on innovative, high profile, industry leading sustainability projects

• Regular involvement in wider industry initiatives and technical excellence groups

• Flexible working arrangements, including progressive working patterns

• Generous annual leave allowance

• Private medical cover

• Electric vehicle salary sacrifice scheme

• Opportunities for internal progression and cross discipline collaboration

• Inclusive workplace environment with community groups and social events

If this role is of interest to you please contact Lany Warnakulasuriya from Penguin Recruitment on or email