Plumbing Engineering Internship - AMA - 2027

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.

CMTA, formerly known as AMA Group, is looking to fill our 2027 Summer Internship program in our Los Angeles office. We are seeking students pursuing a degree in Mechanical Engineering or a related engineering field who are interested in gaining hands-on experience in plumbing building systems design.

Location: Los Angeles, CA
Schedule: In Office, Monday–Thursday; WFH on Friday
Pay Range: $23–$24 per hour
Level: Intern

Internship Program

The internship program is designed to provide students with a positive work and training experience aligned with their education and career goals. Plumbing Engineering Interns will work alongside experienced engineers, gaining hands-on experience in both office and field settings while contributing to active client projects.

Key Responsibilities

As a Plumbing Engineering Intern, you will:

• Assist engineers with plumbing design tasks for building projects.
• Support the development and modification of engineering drawings.
• Assist with the design and layout of plumbing systems.
• Attend and assist with field surveys and construction inspections.
• Assist with the review of contractor shop drawings.
• Develop an understanding of plumbing systems and their application within building projects.
• Gain familiarity with applicable building and plumbing codes and standards.
• Conduct research and analysis to support project development.
• Maintain accurate project documentation and assist with reports and project updates.
• Collaborate with engineers and other project team members to support project goals and deadlines.
• Participate in training and learning opportunities to develop technical and professional skills.

Desired Skills and Experience

• Currently enrolled in an accredited university pursuing a degree in Mechanical Engineering or a related engineering field .
• Junior standing preferred.
• Familiarity with AutoCAD, AutoCAD MEP, and/or Revit .
• Proficiency in Microsoft Word and Excel.
• Strong attention to detail.
• Willingness to learn.
• Ability to work collaboratively in a team-oriented environment.

Additional Information

• Please note that relocation or housing assistance is not available for this internship.

#LI-Onsite #LI-KW1

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 aiapply.co 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.

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.
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