Service Technician Jobs in San Antonio, TX
Service Technician jobs in San Antonio are concentrated in the South Side industrial corridor, the Loop 410 commercial belt, and the Bexar County suburbs, with strong demand in HVAC, medical equipment, and defense electronics. Employers hiring right now include CSL Plasma, Terex Corporation, and Holt. Scan the live roles below and apply to whichever ones fit.
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Trotter & Morton Facility Services provides 24/7 preventive and predictive mechanical system maintenance and repair to condominiums, commercial, and institutional buildings.
At Trotter & Morton, we know we're only as good as our employees. The successful applicants will contribute to our team of experienced personnel by bringing a willingness to learn and an entrepreneurial spirit to every project. The ideal candidate will be a certified HVAC Service Technician with experience within a mechanical service company. This position requires taking direct instructions with ease, excellent time management skills and strong customer/co-worker communication skills. We require this individual to learn and adapt to our stringent business model that has brought and will continue to provide us tremendous success. If you have a strong work ethic and a commitment to excellence, and a desire to be part of a high performing team this might be the ideal opportunity for you.
What's in it for you
- Competitive pay rates ranging from $30.00 - $40.00 per hour based on experience and education
- Extensive benefit plan
- 401K contributions
- Inclusive and engaging work environment
Roles and Responsibilities
- Read and interpret blueprints, drawings or other specifications
- Measure and lay out reference points for installation
- Assemble and install refrigeration or air conditioning components such as motors, controls, gauges, valves, circulating pumps, condensers, humidifiers, evaporators and compressors using hand and power tools
- Measure and cut piping, and connect piping using welding and brazing equipment
- Install, troubleshoot and overhaul entire heating, ventilation, air handling, refrigeration and air conditioning systems
- Start-up system and test for leaks using testing devices
- Recharge system with refrigerant, check and test regulators, calibrate system and perform routine maintenance or servicing
- Repair and replace parts and components for entire refrigeration, air conditioning, ventilation or heat pump systems
- May install, maintain and repair equipment in refrigerated trucks used to transport food or medical supplies
- Provide service and customer support during field visits or dispatches
- Communicate with Dispatch team for personnel scheduling and service optimization
- May prepare work estimates for clients
- Mentor apprentices
Required Skills
- Strong work ethic and positive team attitude
- Attention to detail and a high degree of accuracy
- Ability to take orders and instructions
- Ability to prioritize workloads and utilize planning & time management skills to adhere to strict deadlines
- Ability to lead by example
- Ability to teach apprentices
- Confined space, Lift and any other Safety training
Required Experience
- Trade Certification
- Minimum 4-5 years’ service experience
- Chiller and Cooling Tower experience is considered an asset
- Valid Drivers License and clean record
Additional Requirements
- City travel is required
We offer an excellent, competitive salary along with a comprehensive benefit package.
We firmly believe our employees are our best assets and we are committed to providing ongoing training and support to allow them to reach their full potential. Trotter & Morton Group of Companies is an industry-leader in safety, and we strive for an incident-free workplace in all aspects of our operations. If you have a strong work ethic and commitment to excellence, apply today and build a rewarding career as a member of our high-performing team.
Our Commitment to Diversity
The Trotter & Morton Group of Companies is an equal opportunity employer. We are committed to hiring talented, qualified professionals without regard to race, age, gender, or any other protected ground and to providing an environment without discrimination.
Every effort is made to provide fair and equal employment and development opportunities and to ensure that our policies regarding hiring, compensation, promotions, and transfers are based solely on skills and capabilities, job requirements, job performance, and other job-related criteria.
We thank all applicants in advance, however, we will only contact candidates selected for an interview.
See All 84 Service Technician Jobs in San Antonio
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Find Service Technician JobsService Technician Job Market in San Antonio
Who's Hiring
- CSL Plasma10

- Terex Corporation6

- Holt4

- Stewart & Stevenson4

- HTS Engineering - Heat Transfer Solutions4

Top Industries Hiring
- Manufacturing
- Energy
- Construction & Real Estate
- Transportation & Logistics
- Automotive
Service Technician Jobs in San Antonio: Frequently Asked Questions
How do I get a service technician job in San Antonio?
The strongest path into San Antonio's service technician market runs through its defense contractors, healthcare systems, and commercial HVAC companies, which cluster along the South Side and near Joint Base San Antonio. Candidates with manufacturer certifications, familiarity with military-specification equipment, or prior work at a hospital or clinic stand out most. Applying directly to service companies operating in the medical and industrial corridors puts you in front of the heaviest local hiring.
Which companies hire service technicians in San Antonio?
Employers hiring service technicians in San Antonio right now include CSL Plasma, Terex Corporation, and Holt, based on current listings on Migrate Mate as of July 2026. San Antonio's employer mix leans heavily toward defense and aerospace contractors, large hospital networks, commercial HVAC and refrigeration firms, and regional utilities serving Bexar County.
Are there remote service technician jobs in San Antonio?
Yes, though hands-on field roles make up the majority and are almost always on-site. About 20% of service technician openings tied to San Antonio are remote or hybrid as of July 2026, and those positions tend to be in technical support, diagnostics coordination, or service dispatch rather than direct equipment repair.
How can I get a service technician job in San Antonio with little or no experience?
The most realistic entry point in San Antonio is applying to apprentice or helper roles at commercial HVAC and refrigeration companies, which regularly hire without requiring prior certification and train on the job. San Antonio's large hospital networks and facilities management firms also bring on entry-level technician assistants for biomedical and building systems work. Completing a trade program at San Antonio College or a manufacturer's introductory certification course makes your application significantly more competitive for these openings.
Which industries hire the most service technicians in San Antonio?
San Antonio service technician roles concentrate in Manufacturing, Energy, and Construction & Real Estate, based on current listings on Migrate Mate as of July 2026. The city's large military installations, growing medical complex on the South Texas Medical Center campus, and active commercial construction market keep demand across those sectors consistently high.
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