Controls Service Technician

Join a leading mechanical construction firm, innovating in multiple sectors with a focus on employee empowerment and top workplace culture.

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.

Ready to launch or grow your career in Building Automation Systems?
Therma is seeking a Controls Service Technician to join our growing team. This role is a fantastic opportunity for individuals with electrical or HVAC experience who are eager to work with advanced building systems in the commercial and industrial sectors. If you're detail-oriented, hands-on, and passionate about technology, we want to hear from you.

What You’ll Do
As a Controls Service Technician, you’ll play a key role in delivering high-quality service and support to our clients. You’ll troubleshoot, repair, and maintain control systems, helping optimize facility performance across a range of environments.

Key Responsibilities:

Troubleshoot, repair, and maintain control systems
Install, configure, and commission various instrumentation and electrical devices, including PLCs
Diagnose issues and perform corrective actions, such as replacing defective parts and modifying control panels
Use hand and power tools to complete maintenance and repairs
Review system requirements and coordinate components for installation and testing
Maintain detailed documentation, including calibration sheets and loop forms
Communicate clearly with internal teams, contractors, and customers on service progress
Represent Therma professionally on job sites and with clients

Requirements:

High School Diploma or GED
Experience with HVAC systems and controls
Ability to read and interpret technical documents, blueprints, and product manuals
Strong communication and customer service skills
Team-oriented with the ability to work independently when needed
Proficient using mobile technology (tablets, smartphones, etc.)
Valid driver’s license and clean driving record
Comfortable with physical aspects of the job, including lifting (10–75 lbs.), ladder work, and working in tight spaces
Familiarity with Distech and JCI Metasys systems is a plus

Unable to provide sponsorship for this position.
#LI-JS1 #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
Health & Welfare: Medical, dental, vision, prescription drug benefits, company-paid short term and long term disability, basic group life and AD&D, and mental wellness support through Spring Health.
Time Off Benefits: Paid vacation, company-paid holidays, and 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.

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