Sustainability Consultant Intern - Intern 2026

Location/s: Singapore 
Duration: Jan 2026 to May 2026 (20 weeks) 
Recruiter contact: Shing Ying Low 

*Please ensure that you are able to committ full-time to the duration stated above. 

Mott MacDonald is a global engineering, management and development consultancy focused on guiding our clients through many of the planet’s most intricate challenges.

We are looking for passionate interns to join us as a Sustainability Consultant Intern in our Sustainability team in Singapore. This is your opportunity to gain valuable experience in a consultancy that will provide you with a platform to tap into expertise across the globe and give you the hands-on experience to make a difference in the communities that we live and work in. The programme will provide you with invaluable networking, learning and development opportunities.

Key Responsibilities

• Assist in conducting sustainability assessments, including carbon accounting, ESG reporting, sustainability assessments.
• Assist in creating documentation and reports for green building certification submissions (LEED/WELL AP/Green Mark/WiredScore).
• Support the development of client deliverables such as sustainability reports, presentations, and client materials.
• Help prepare proposals and presentations for client meetings.
• Collaborate with cross-functional teams to integrate sustainability into all that we do.

Qualifications

• Currently pursuing a degree in Environmental Science, Sustainability, Engineering, or a related field.
• Strong analytical and research skills.
• Excellent written and verbal communication.
• Proficiency in Microsoft Excel and PowerPoint; familiarity with data visualization tools is a plus.
• Passion for sustainability and climate action.
• Ability to work independently and in a team-oriented environment.

What You’ll Gain

• Exposure to real-world sustainability consulting projects.
• Mentorship from experienced professionals.
• Networking opportunities within the sustainability and consulting sectors.
• A deeper understanding of ESG frameworks, climate strategy, and corporate responsibility.