Ameresco, Inc. (NYSE:AMRC) is a leading cleantech integrator and renewable energy asset developer, owner and operator. Our comprehensive portfolio includes energy efficiency, infrastructure upgrades, asset sustainability and renewable energy solutions delivered to clients throughout North America and Europe. Our solutions range from upgrades to facility’s energy infrastructure to the development, construction and operation of renewable energy plants combined with tailored financial solutions. We foster an entrepreneurial, collaborative, and forward-thinking culture that thrives with innovation, diversity of thought, and inclusion. We are excited with all that the future holds for our industry, planet, and communities. Position Overview: Ameresco has an opportunity for an Energy & Sustainability Intern to join Ameresco’s Central Region Project Development Team based in Evanston, Illinois or Oak Brook, Illinois. This is a paid internship (32- 40 hours per week) scheduled for June thru August 2025. Responsibilities: + Collaborate with Engineers to provide project support for development, design, construction, and post-construction activities. + Provide assistance with energy assessments including baseline profiles, end-use, and retrofit analysis. + Analyze utility bill data and sub-meter data for buildings or for building systems. + Assist with the assessment of project requirements to evaluate opportunities for energy efficiency. + Analyze and document building, mechanical, electrical, controls, and plumbing systems. + Investigate, analyze, and document energy conservation and water cost reduction measures. + Prepare technical content, proposals, analysis, feasibility reports and provide critical peer review. + Foster effective and positive business relationships with all parties throughout project phases. + Perform other duties as required. Minimum Qualifications: + Northwestern University Student currently enrolled and pursuing a degree in science or engineering with an interest in Energy and/or Sustainability. Additional Qualifications: + Proven ability to gather, validate, and analyze quantitative data and information. + Advanced proficiency with MS Office Suite, including Excel. + Excellent verbal and written communication and presentation skills required. + Demonstrated ability to effectively manage multiple priorities. #LI-HP1 AMERESCO challenges the brightest, most talented and creative individuals in the industry by providing an environment that embraces initiative, diversity, and achievement along with comprehensive rewards, including people-oriented insurance, investment, and incentive plans. Genuine Ameresco communications use @ameresco.com emails; any other domain is fraudulent. Report suspected phishing to 1-866-AMERESCO. Equal Opportunity/Affirmative Action Employer/Women/Minorities/Veteran/Disability.