Senior Sustainability Consultant

Company: AECOM
Apply for the Senior Sustainability Consultant
Location: Cardiff
Job Description:

Overview

As a Senior Sustainability Consultant in AECOM’s Sustainability & Decarbonisation Advisory, you will shape low-carbon, resilient estates for public and private clients. You’ll work with cross-disciplinary teams to develop and implement sustainability strategies across design, construction, and asset life-cycle. You’ll lead assessment work on schemes like BREEAM and DREAM and guide projects from early design through to delivery. This role combines technical rigor with client-facing collaboration to drive real-world decarbonisation impact.

Pay / Benefits

  • hybrid work options
  • flexible work location
  • comprehensive compensation and well-being programs
  • inclusive and equal opportunity employer
  • diversity and inclusion focus
  • onboarding Day 1 requirement

Responsibilities

  • Support clients to articulate sustainability and decarbonisation requirements
  • Develop and review whole-life carbon reduction strategies across scoping mechanisms (e.g., GLA, LETI & RIBA, RICS, BREEAM)
  • Collaborate with clients and designers to implement strategies from early design through construction
  • Deliver assessment certification schemes (BREEAM, DREAM); LEED/WELL experience advantageous
  • Provide sustainability appraisals (SAW, SEEAM)
  • Support project management and programming
  • Assist with bid/tender responses
  • Mentor junior staff to upskill

Key requirements

  • Knowledge of building design and construction processes
  • Experience with WLCAs using OneClick LCA and certification schemes (BREEAM, DREAM) and sustainability appraisals
  • Strong numerical/analytical abilities to translate data into practical solutions
  • Excellent written and verbal communication skills
  • High attention to detail and methodical problem-solving
  • Flexible, able to manage multiple projects
  • Proven experience with sustainable buildings, low-carbon design and environmental performance
  • Understanding of broader sustainability issues and mitigation on projects
  • Understanding of current/future sustainability and decarbonisation policies
  • Willingness to work on Defence and National Security projects
  • Strong communication and stakeholder management
  • Analytical mindset with data-driven approach
  • Collaborative and adaptable team player
  • OneClick LCA
  • BREEAM
  • DREAM

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Posted: October 1st, 2026