Principle Sustainability Consultant
Cardiff
Im 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.
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Proven experience working as a Sustainability Consultant at Senior or Principal level
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Strong technical knowledge in energy and building performance modelling
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Proficiency with tools such as IES VE, Elmhurst, Part L and Part O assessments
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Experience delivering environmental and wellbeing assessments (e.g., BREEAM, WELL, HQM)
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Ability to lead sustainability workstreams across all RIBA stages
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Demonstrated project leadership, including resource coordination and team oversight
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Experience supporting planning applications and working with local authorities
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Strong communication skills, including leading workshops and presenting to design teams
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Ability to delegate, review work, and support the development of junior team members
Desirable Criteria
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Experience with operational energy modelling (TM54, ApacheSim, ApacheHVAC)
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Knowledge of NABERS UK or Design for Performance frameworks
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Experience with whole life carbon assessments and tools such as OneClick LCA
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Understanding of Passivhaus methodologies (e.g., PHPP)
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Experience preparing circular economy statements or wider sustainability strategies
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Involvement in fee proposal development
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Line management experience
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Working towards Chartership (Chartered status highly advantageous)
Company Benefits
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Supportive, people:focused working culture with strong professional development pathways
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Opportunity to work on innovative, high:profile, industry:leading sustainability projects
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Regular involvement in wider industry initiatives and technical excellence groups
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Flexible working arrangements, including progressive working patterns
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Generous annual leave allowance
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Private medical cover
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Electric vehicle salary sacrifice scheme
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Opportunities for internal progression and cross:discipline collaboration
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Inclusive workplace environment with community groups and social events
If this role is of interest to you plaase contact Lany Warnakulasuriya from Penguin Recruitment on or email