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

CMTA Mechanical Engineering Co-Op Program

CMTA, a Legence company, is one of the fastest growing engineering firms in the U.S., with nationally recognized expertise in sustainable, high-performance building engineering. We focus on finding engineers whose skills and personalities drive them to excel, fostering a workplace that provides unparalleled growth and career opportunities. CMTA Energy Solutions has a robust co-op program for college students pursuing a degree in Mechanical Engineering. 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. Mechanical co-ops can expect to get hands on experience with photovoltaic systems, LED lighting designs, HVAC systems like geothermal, and building automation systems.

Job functions may include but are not limited to:

• 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 have undergrad degree in engineering from 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.

Legence 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.

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 ta@wearelegence.com or your dedicated recruiter with the job title and requisition number.

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.