Mechanical Engineering Internship Jobs in San Ramon, CA

CMTA, 3470 Mt. Diablo Blvd., Lafayette, California, United States of America

Posted Sunday, June 21, 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.

CMTA | Lafayette, CA (Onsite)

Salary: $150,000 - 190,000 (dependent on experience)

Work Schedule: Hybrid — 3 days in-office, 2 days remote

What You’ll Do

• Provide vision, leadership, and strategic direction for the Mechanical Engineering department.
• Foster a culture of collaboration, innovation, accountability, and continuous improvement.
• Partner with firm leadership to align department goals with CMTA’s overall business objectives.
• Project & Technical Excellence
  • Oversee the design and delivery of mechanical systems for energy efficient buildings, ensuring quality, constructability, and compliance.
  • Review and approve mechanical designs, calculations, and specifications for accuracy and adherence to codes and standards.
  • Coordinate closely with electrical, plumbing, and other disciplines to ensure fully integrated building designs.
  • Ensure projects are delivered on schedule, within budget, and to CMTA’s high standards of excellence.
• Lead, mentor, hire, and develop a high performing team of engineers and designers.
• Support career growth through coaching, technical guidance, and professional development.
• Promote best practices and elevate technical capabilities across the team.
• Client Engagement & Business Development
  • Build and maintain strong client relationships, acting as a trusted technical advisor.
  • Understand client needs and proactively deliver solutions that exceed expectations.
  • Support proposal development and contribute to business growth initiatives.
• Innovation & Industry Leadership
  • Stay current on emerging technologies, energy codes, and industry best practices.
  • Research and evaluate new systems, products, and approaches that enhance CMTA’s services.
  • Champion sustainable, high performance HVAC and mechanical system solutions.

Requirements

• Minimum 10+ years of experience in consulting engineering, with a strong background in mechanical building systems.
• Proven experience leading teams and managing complex, multidisciplinary projects.
• Deep technical knowledge of HVAC systems, central plants, and energy efficient design.
• Ability to develop and maintain long-term client relationships
• Superior communication (verbal and written) and presentation skills
• Understand commercial/contract terms and negotiation strategy for providing integrated design services
• Demonstrated ability to develop project budgets and manager teams within approved budgets

Key Skills

• Mechanical & HVAC System Design
• Cooling and Heating Plants
• Building Controls Systems
• Energy Efficient Building Design
• Project & Budget Management

Education & Credentials

• Bachelor’s Degree in Mechanical Engineering or Architectural Engineering (required).
• Professional Engineer (PE) license preferred.
• LEED and/or Well Accreditation preferred.

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.

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