Mechanical Engineering / Process Engineering Intern Summer 2027

Therma, a Legence company

For over 50 years, Therma has continued to redefine the mechanical construction landscapes in California. Renowned for outstanding client service and attention to detail, we balance innovative, facility-specific solutions with a pragmatic, cost-conscious approach. Today, the firm employs more than 1,100 people in 3 regional offices, and its clients represent a diverse range of market sectors, including Biopharmaceutical, Education, Healthcare, Food & Beverage, Commercial, Industrial and Data Center facilities. Our culture is open, innovative, collaborative, and fun – all reflected in recognition of Therma as a #1 Best Place to Work on multiple occasions. We create an environment that empowers & challenges employees, giving them the greatest opportunity to succeed.

Location: San Jose, California (in-office position; remote option unavailable)

Therma is seeking a motivated, detail-oriented Mechanical Engineering / Process EngineeringIntern to join our team in San Jose, California. This is a hands-on, in-office opportunity to gain real-world experience in mechanical construction engineering. The ideal candidate is pursuing a degree in Mechanical Engineering or Construction Management, brings strong communication and problem-solving skills, and thrives in a collaborative, fast-paced environment.

Essential Duties & Responsibilities

• Support Mechanical and Process Engineers with the planning, design, analysis, and execution of engineering projects.
• Assist in conducting engineering calculations, data analysis, and technical evaluations to support project design and decision-making.
• Research industry standards, codes, equipment specifications, and best practices applicable to project work.
• Prepare technical reports, project documentation, calculations, and presentations for internal and client use.
• Assist with the development and review of engineering drawings, plans, and specifications utilizing AutoCAD and other engineering software.
• Support the design and development of HVAC, plumbing, piping, utility, and process systems under the guidance of licensed engineers.
• Participate in field visits, site assessments, and construction observations to gain practical project experience and verify design implementation.
• Assist with equipment selection, system sizing, and preparation of technical documentation and operating procedures.
• Coordinate with project teams, vendors, contractors, and other stakeholders to gather information and support project execution.
• Research products, materials, and equipment options and communicate with manufacturers and vendors regarding technical specifications.
• Review and organize project data, drawings, and documentation while ensuring accuracy and attention to detail.
• Contribute to project meetings, team discussions, and problem-solving activities while developing professional engineering skills.

Educational Background Requirements & Eligibility

The internship program is open to students pursuing a bachelor's degree in Mechanical Engineering, Process Engineering, Chemical Engineering, Aerospace Engineering, or a related engineering discipline. Candidates must have completed at least two years of undergraduate coursework at an accredited college or university.

A valid driver's license is required. Candidates may be required to complete pre-employment drug screening when required by client or project-specific requirements.

Required Competencies & Qualifications

• Minimum cumulative GPA of 3.0 preferred.
• Strong analytical, problem-solving, and critical-thinking abilities.
• Excellent written, verbal, and interpersonal communication skills.
• Ability to work effectively in both team-based and independent environments.
• Strong organizational skills with the ability to manage multiple assignments and meet deadlines.
• Demonstrated initiative, curiosity, and willingness to learn.
• Positive attitude with a collaborative, team-oriented approach.
• Proficiency with Microsoft Office Suite (Word, Excel, PowerPoint).
• Exposure to AutoCAD, Revit, SolidWorks, or other engineering design software is preferred.
• Ability to interpret technical information, engineering drawings, and specifications.
• Interest in consulting engineering, building systems, industrial/process systems, or related engineering fields.
• Commitment to safety, quality, and professional integrity.

What You'll Gain

• Hands-on experience working on real-world engineering projects.
• Mentorship from experienced engineers and industry professionals.
• Exposure to project design, construction, and engineering consulting practices.
• Opportunities to collaborate with multidisciplinary teams across various project types.
• Development of technical, professional, and leadership skills that support future career growth.

Compensation & Additional Information

• Hourly pay: $25
• This position is not eligible for visa sponsorship

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.
EEO is the Law