Sustainability Consultant

At Mott Mac Donald, we trust our brilliant people to do brilliant things in engineering, management, and development services, supporting multisector project work in over 150 countries. As one of the largest employee-owned companies in the world, we pride ourselves on our ability to deliver exceptional outcomes through our network of 20,000+ talented consultants. With sustainability and innovation at the heart of all our sectors in North America, including, Buildings, Energy, Transportation, and Water.

We believe in empowering our people to excel, learn, and grow, offering diverse opportunities to contribute to career-defining work. Join us and be part of a collaborative environment where your ambitions are united with ours, and you can truly shape your story.

If you share that vision, even if you don’t meet every requirement listed, we’d still love to hear from you. We value potential and diverse perspectives as much as experience. Let’s explore how we can support your growth and help you take the next step in your career, while contributing to an exciting new chapter for Mott Mac Donald in North America.

Mott Mac Donald is seeking a Sustainability Consultant to join our growing Climate Change & Sustainability (CC&S) team. This senior-level role presents a unique opportunity to contribute to impactful projects that address the global risks of climate change through sustainable infrastructure delivery.

You’ll be joining an experienced team with contracted work already in hand, embedding sustainability into the design and construction of large and exciting infrastructure projects across sectors. As a trusted advisor to public and private sector clients, you will lead multidisciplinary teams in delivering carbon mitigation, climate resilience, and sustainability-focused services. You will also contribute to the broader strategic goals of the organization by engaging in business development, thought leadership, and cross-regional collaboration.

• Manage and direct projects that could include:
  Greenhouse gas (GHG) inventories and embodied carbon assessments
• Climate risk and resilience assessments
• Adaptation planning and implementation
• Envision framework implementation
• Coordinate the application of relevant frameworks and tools (e.g., LEED, CaGBC Zero Carbon Building Standards, ENVISION).
• Support the integration of sustainability and climate considerations into infrastructure planning and design across sectors such as buildings and transportation.
• Provide commercial leadership, including budget and contract oversight, ensuring high-quality deliverables aligned with client expectations.
• Contribute to internal knowledge sharing and external engagement within Mott Mac Donald’s global advisory and climate change network.
• Lead business development initiatives to grow the sustainability and climate change portfolio, including identifying new opportunities, building client relationships, and contributing to proposal development.
• Drive strategic growth by positioning Mott Mac Donald as a leader in sustainable infrastructure, leveraging market insights and cross-sector collaboration.
• Participate in industry events, client forums, and external publications to promote the firm’s climate and sustainability expertise.

• Bachelor’s degree (or higher) in engineering, environmental sciences, sustainability, or a related discipline.
• 5-10 years of relevant professional experience in engineering, infrastructure, or sustainability consulting.
• Proficiency in climate and sustainability frameworks such as LEED, CaGBC Zero Carbon Building Standards, Envision and/or Net Zero methodologies.
• Strong project management capabilities, including budget development, team coordination, and contract management.
• Demonstrated experience in preparing technical proposals and client-facing deliverables.
• Excellent written, verbal, and interpersonal communication skills.
• Ability to work both independently and collaboratively in a multidisciplinary environment.

At Mott Mac Donald, o ur employees have a stake and a voice in our…