Mechanical Engineer Intern Jobs in Boca Raton, FL

Posted Wednesday, August 26, 2026 at 7:00 AM

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.

Are you an experienced mechanical engineer ready to take your career to the next level? At CMTA, we’re looking for a Mechanical Engineer to join our growing team in West Palm Beach. This role is ideal for a driven professional who is passionate about innovative, cost-effective, and sustainable design—and who wants to make a meaningful impact on the built environment.

At CMTA, you’ll work on high-performance buildings across diverse markets, collaborating with top-tier architects, engineers, and industry leaders. You'll also enjoy mentorship, professional development opportunities, and a workplace culture that values curiosity, collaboration, and continuous growth.

• Lead the mechanical design of HVAC, plumbing, and fire protection systems from concept through construction.
• Develop and evaluate innovative, cost-effective design solutions that meet client goals and exceed expectations.
• Perform site investigations, attend project meetings, and collaborate with clients, architects, engineers, and code officials.
• Prepare mechanical diagrams, layouts, equipment schedules, and technical specifications.
• Review designs for code compliance, energy performance, and system integration.
• Support construction administration tasks, including shop drawing reviews, site observations, and punch lists.
• Use Revit, AutoCAD, and other industry-standard software to develop and coordinate designs with all disciplines.
• Promote and integrate green building strategies such as LEED or Green Globes where applicable.
• Stay informed about emerging technologies, materials, and industry best practices.

• A passion for designing efficient, functional, and forward-thinking mechanical systems.
• Experience in HVAC, plumbing, or fire protection design (3+ years preferred).
• Familiarity with applicable codes, construction methods, and system performance principles.
• Strong communication skills—both verbal and written to explain technical concepts clearly and work effectively on a multidisciplinary team.
• A commitment to continuous learning and personal development.
• The ability to manage and prioritize multiple tasks while delivering high-quality results on time and on budget.

• Mentorship & Growth: You’ll be supported by experienced engineers and encouraged to expand your skillset through hands‑on learning, mentorship, and formal training.
• Team Environment: We foster a culture of mutual respect, open communication, and shared success.
• Impactful Projects: Work on meaningful projects that promote sustainability, energy efficiency, and innovation.
• Support for Your Career: We pay all reasonable professional dues and licensing fees. Plus, we encourage involvement in engineering societies and provide the tools you need to succeed.
• Work-Life Balance: CMTA is committed to a supportive work environment that respects your time and energy.

• You confidently take ownership of mechanical designs while continuing to seek feedback and guidance.
• You’re a respected team member and trusted advisor to clients.
• You contribute to high-performance, energy-efficient buildings that improve lives and communities.

Mandatory Requirements:

• Five (5+) years of mechanical design experience
• Proficiency with AutoCAD and REVIT
• Proficient with Microsoft Office suite including Word, Excel, Outlook, OneDrive, FTP share sites, and engineering software related to system designs and load calculations

Preferred Requirements (Beneficial Candidate Characteristics):

• EIT
• LEED AP, BD+C, CEM, Green Building Associates Certification or similar certifications
• Experienced in designing either K-12, Higher Education, Public Safety, Healthcare, Multi-family, and/or Government Facilities building types

#LI-OS1 #LI-Onsite

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
401(k) Plan with Company Match: Currently match contributions dollar-for-dollar up to 4% of eligible pay; immediate vesting.
Health & Welfare Benefits: Employer provided medical, dental, vision, prescription drug, Employee Assistance Program and accident & illness coverage.
Life and Disability Insurance: Employer provided basic life insurance and AD&D valued at 50K coverage amount with the option for voluntary buy up for additional coverage.
Time Off: Flexible non-accrual vacation; company holidays per policy. (For California employees, this is separate from California paid sick leave, if applicable.)
Expenses: Business travel and related expenses reimbursed per company policy.

Reasonable Accommodations
If you need assistance or accommodations during the application or interview process, please contact us atta@wearelegence.com or your dedicated recruiter with the job title and requisition number.

Employment Eligibility
Candidates must have current work authorization in the U.S.; visa sponsorship is not available for this position.

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