Mechanical Engineer Intern/Co-op Fall 2026 - Energy Solutions

CMTA, a Legence company CMTA ( is one of the fastest growing engineering firms in the U.S., with nationally recognized expertise in sustainable, high-performance building engineering. We are a collaborative, innovative, and energetic team that leverages a data-driven, holistic approach to consulting engineering, performance contracting, and zero energy projects. We focus on finding engineers whose skills and personalities drive them to excel, fostering a workplace that provides unparalleled growth and career opportunities. The core business of our Energy Solutions division is the delivery of Guaranteed Energy Savings Performance Contracts (ESPCs). Simply put, our ESPCs are a viable way to upgrade and renovate facilities in a budget-neutral or even budget-positive way. The process diverts money already being spent on utilities and directs it into facility upgrades, covering scope development, design, bidding, construction management, commissioning, measurement and verification, and even ongoing energy management services. We have experience in designing the nation’s most energy efficient buildings, including many zero energy buildings. Our knowledge is unparalleled in the Guaranteed ESPC market, which allows us to dive deeper than our competitors. CMTA Energy Solutions has a robust co-op program for college students pursuing a degree in Mechanical Engineering. We offer an immersive experience in the world of Guaranteed Energy Savings Performance Contracting for two or more semesters. Our co-ops build competitive industry skills in a hands-on environment through collaborative project tasks with full-time engineers while under the direct supervision of Professional Engineers. Our program is designed to develop students into full-time caliber employees that contribute to the company’s growth. The ideal candidate will possess excellent interpersonal skills and will be able to work well both as a team member and independently. Our program stands apart from the typical, rehearsed co-op rotation in which every co-op gains the same experience because it is designed for co-ops to stand out and take on challenging projects. Co-ops will be involved with multiple Guaranteed Energy Savings Performance Contracts and will have a role in every stage of their development. Each stage offers a variety of valuable experiences, from initial development through implementation. Whether co-ops are interested in building their skill set in identifying and calculating energy savings measures, developing renovation documents, or hands-on field experience, CMTA Energy Solutions is bound to overcome expectations. Mechanical co-ops can expect to get hands on experience with photovoltaic systems, LED lighting designs, HVAC systems like geothermal, and building automation systems. By the end of the program co-ops will have gained the experience to get a head start in the Energy Service Company (ESCO) industry and will have the potential to become a part of the fastest growing ESCO in the country. Job Functions Assist in all aspects of the project development phase – including site visits, building audits, energy calculations Generate energy models and perform calculations to evaluate feasibility of energy savings measures identified Produce detailed construction documents using CAD Assemble organized sets of project drawings and documents Collect and analyze energy data, often involving field verification Work collaboratively with designers and professional engineers to develop all aspects of a project Requirements Must be pursuing an undergrad degree in engineering from an ABET-accredited university CAD experience is helpful but not required Strong interpersonal and communication skills Proficiency with Microsoft Word and Excel Ability to work both independently and as a team member Ability to travel locally for field work Minimum GPA 3.39 No sponsorship is available for this position. About Legence Legence ( (Nasdaq: LGN) is a leading provider of engineering, consulting, installation, and maintenance services for mission-critical systems in buildings. The company specializes in designing, fabricating, and installing complex HVAC, process piping, and other mechanical, electrical, and plumbing (MEP) systems—enhancing energy efficiency, reliability, and sustainability in new and existing facilities. Legence also delivers long-term performance through strategic upgrades and holistic solutions. Serving some of the world’s most technically demanding sectors, Legence counts over 60% of the Nasdaq-100 Index among its clients. Benefits Overview Time Off Benefits: Paid sick leave Financial Benefits: 401(k) retirement savings plan Reasonable Accommodations If you need assistance or accommodations during the application or interview process, please contact us at View email address on click.appcast.io or your dedicated recruiter with the job title and requisition number. Third-Party Recruiting Disclaimer Legence and its affiliates do not accept unsolicited resumes from agencies; any such submissions without a prior signed agreement authorized by Legence Holdings LLC's CHRO or Director of Talent Acquisition will not incur fees and are considered property of Legence. Pay Disclosure & Considerations Where pay ranges are indicated, please note that a successful candidate’s exact pay will be determined based relevant job-related factors, including any of the following: candidate’s experience, skills, and qualifications, as well as geographic and market considerations. We are committed to ensuring fair and competitive compensation for all employees and comply with all applicable salary transparency laws. Equal Employment Opportunity Employer Legence and its affiliate companies are proud to be an equal opportunity workplace. We are committed to equal employment opportunity regardless of race, color, religion, sex (including pregnancy, gender identity, and sexual orientation), marital or familial status, national origin, age, disability, genetic information (including family medical history), political affiliation, military service, other non-merit-based factors, and any other characteristic protected under applicable local, state or federal laws and regulations. EEO is the Law Job Details Pay Type Hourly Education Level Bachelor’s Degree #J-18808-Ljbffr