Commercial HVAC Technician Jobs
Commercial HVAC Technician jobs are open across commercial real estate, healthcare facilities, retail chains, and industrial plants, at every level from entry-level helper to senior lead and project technician, with specializations in rooftop units, chillers, and building automation systems. Scan the live roles below and apply to whichever ones fit.
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ABM is seeking a Critical Facility Technician II (HVAC) to maintain and troubleshoot mechanical systems supporting mission-critical data center operations. The technician performs preventive and corrective maintenance, monitors facility conditions, responds to alarms and emergencies, and follows strict procedures to protect equipment reliability and customer uptime.
Systems and Equipment:
HVAC and cooling: AHUs, DX units, chillers, evaporative cooling systems, CRAC units, pumps, motors and controls. Critical infrastructure exposure: MV/LV distribution, breakers, UPS, generators, batteries, STS/ATS, fuel systems, BAS/BMS, EPMS and fire alarms.
Benefit Information: ABM offers a comprehensive benefits package. For information about ABM’s benefits, visit ABM Employee Benefits | Front Line Team Members
ABM is a military and veteran friendly employer, veterans and candidates with military experience encouraged to apply. Military Occupational Specialty Code: 91E, 91C, EM, HT, MK, DC, 1161, 1341, 3E1X1
Perform preventive maintenance, troubleshoot HVAC/mechanical equipment, and complete repairs or component replacements under approved procedures.
Inspect facility conditions and equipment; monitor temperatures, humidity, alarms and trends, and make authorized BAS/BMS adjustments.
Use schematics, blueprints, OEM manuals, test equipment, and MOPs/SOPs to diagnose issues and perform work safely.
Follow lockout/tagout (LOTO), SDS, housekeeping, site safety rules and emergency operating procedures (EOPs); promptly escalate risks.
Document inspections, repairs, work orders and vendor activities accurately in the CMMS and required maintenance records.
Support vendors during planned maintenance and break/fix events; coordinate with teammates to protect critical loads and minimize disruption.
Understand how mechanical systems interact with facility power and monitoring systems; participate in emergency response and improvement efforts.
At least 3 years of HVAC experience; a combination of earlier residential and recent commercial experience is acceptable.
HVAC experience in data centers and/or large hyperscale industrial/manufacturing environments.
EPA 608 certification; valid, unexpired driver’s license; and any unrestricted, current trade license required by the work jurisdiction.
High school diploma or GED; age 18 or older.
Hands-on mechanical and electrical troubleshooting skills; ability to read diagrams and follow technical/safety procedures.
Basic computer skills and strong written and verbal communication.
Preferred Qualifications:
5+ years of commercial HVAC experience at journeyman level.
HVAC journeyman license, where applicable.
At least 1 year in a data center or hyperscale industrial/manufacturing environment.
Mechanical equipment manufacturer (OEM) training or experience.
ABM is seeking a Critical Facility Technician II (HVAC) to maintain and troubleshoot mechanical systems supporting mission-critical data center operations. The technician performs preventive and corrective maintenance, monitors facility conditions, responds to alarms and emergencies, and follows strict procedures to protect equipment reliability and customer uptime.
Systems and Equipment:
HVAC and cooling: AHUs, DX units, chillers, evaporative cooling systems, CRAC units, pumps, motors and controls. Critical infrastructure exposure: MV/LV distribution, breakers, UPS, generators, batteries, STS/ATS, fuel systems, BAS/BMS, EPMS and fire alarms.
Benefit Information: ABM offers a comprehensive benefits package. For information about ABM’s benefits, visit ABM Employee Benefits | Front Line Team Members
ABM is a military and veteran friendly employer, veterans and candidates with military experience encouraged to apply. Military Occupational Specialty Code: 91E, 91C, EM, HT, MK, DC, 1161, 1341, 3E1X1
Perform preventive maintenance, troubleshoot HVAC/mechanical equipment, and complete repairs or component replacements under approved procedures.
Inspect facility conditions and equipment; monitor temperatures, humidity, alarms and trends, and make authorized BAS/BMS adjustments.
Use schematics, blueprints, OEM manuals, test equipment, and MOPs/SOPs to diagnose issues and perform work safely.
Follow lockout/tagout (LOTO), SDS, housekeeping, site safety rules and emergency operating procedures (EOPs); promptly escalate risks.
Document inspections, repairs, work orders and vendor activities accurately in the CMMS and required maintenance records.
Support vendors during planned maintenance and break/fix events; coordinate with teammates to protect critical loads and minimize disruption.
Understand how mechanical systems interact with facility power and monitoring systems; participate in emergency response and improvement efforts.
At least 3 years of HVAC experience; a combination of earlier residential and recent commercial experience is acceptable.
HVAC experience in data centers and/or large hyperscale industrial/manufacturing environments.
EPA 608 certification; valid, unexpired driver’s license; and any unrestricted, current trade license required by the work jurisdiction.
High school diploma or GED; age 18 or older.
Hands-on mechanical and electrical troubleshooting skills; ability to read diagrams and follow technical/safety procedures.
Basic computer skills and strong written and verbal communication.
Preferred Qualifications:
5+ years of commercial HVAC experience at journeyman level.
HVAC journeyman license, where applicable.
At least 1 year in a data center or hyperscale industrial/manufacturing environment.
Mechanical equipment manufacturer (OEM) training or experience.
Commercial HVAC Technician Jobs by Experience Level
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Find JobsCommercial HVAC Technician Job Market
Who's Hiring
- EMCOR36
- HTS Engineering - Heat Transfer Solutions33
- Carrier28
- Ontario Refrigeration Service23
- TWC Services14
Top Industries Hiring
- Staffing & Recruiting10
- Construction & Real Estate5
- Consulting & Professional Services5
- Manufacturing2
- Investment & Asset Management2
What Employers Look For
The qualifications that appear most often in commercial HVAC technician jobs.
- EPA Section 608 certification, Type II or Universal
- Experience servicing commercial rooftop units, chillers, or air handlers
- Ability to read and interpret electrical schematics and wiring diagrams
- Valid driver's license and clean driving record for service van use
- Proficiency with refrigerant recovery, charging, and leak detection procedures
- Familiarity with building automation systems or DDC controls preferred
Tips for Your Commercial HVAC Technician Job Search
List every certification you hold
Put your EPA 608 certification type, any state contractor licenses, and manufacturer-specific credentials like Trane or Carrier training front and center on your resume. Hiring managers filter by certification before reading anything else, so don't bury them.
Highlight commercial scale experience clearly
Distinguish commercial work from residential on your resume. Employers want to know you've serviced rooftop units, chillers, or large air handlers, not split systems in houses. Name the tonnage ranges and equipment brands you've worked on.
Target openings by equipment type
Filter job searches by the systems you're strongest with, whether that's BAS controls, chiller plants, or VRF systems. Applying to roles that match your equipment background gets you past initial screening faster than applying broadly.
Apply early to roles that fit
Migrate Mate lists commercial hvac technician openings from across the United States in one place, so you can find roles that match and apply directly to each listing.
Prepare for practical skills assessments
Many commercial HVAC interviews include a hands-on or scenario-based component, like diagnosing a refrigerant charge issue or reading a wiring diagram. Brush up on refrigeration cycles and electrical troubleshooting before your interview, not after.
Negotiate your on-call structure upfront
Commercial HVAC roles often include after-hours emergency calls. Ask during the offer stage how on-call rotations work, what the response-time expectation is, and whether emergency calls pay a separate rate. Get the details in writing before accepting.
Commercial HVAC Technician Jobs: Frequently Asked Questions
Which companies are hiring the most commercial hvac technicians?
The most active employers for commercial hvac technicians right now are EMCOR, HTS Engineering - Heat Transfer Solutions, and Carrier, and the most openings are in Texas, California, and Virginia, based on current listings on Migrate Mate as of November 2026. Demand tends to be heaviest with national mechanical contractors and facilities management firms that service large commercial portfolios.
How many commercial hvac technician jobs are remote?
About 5% of commercial hvac technician openings are fully remote or hybrid as of November 2026, reflecting the hands-on nature of most field roles. The sub-areas most likely to offer remote or hybrid arrangements are BAS programming, controls engineering, and service coordination or dispatch roles rather than on-site installation and maintenance positions.
How do you become a commercial hvac technician?
Most commercial hvac technicians start with a certificate or associate degree from a trade or community college program covering refrigeration, electrical systems, and mechanical theory. From there, completing an apprenticeship through a union or employer gives you supervised field hours on commercial equipment. Earning your EPA 608 certification is required before handling refrigerants, and state contractor licensing requirements vary, so check your state's rules early in the process.
Can you get hired as a commercial hvac technician with little experience?
Yes, many commercial HVAC employers hire helpers or apprentice-level technicians specifically to train them on commercial systems. Your best path in is completing a formal trade program, obtaining your EPA 608 card, and applying to companies with structured apprenticeship tracks. Emphasizing any hands-on exposure, even from a residential background or school lab work, and showing willingness to work on-call shifts strengthens entry-level applications significantly.
What does the commercial hvac technician interview process look like?
The interview process for commercial hvac technician roles typically starts with a phone screen from HR or a service manager covering your certifications and work history. A technical interview or in-person meeting follows, often including scenario questions about refrigerant troubleshooting, electrical diagnosis, or how you'd handle a chiller failure. Some employers add a hands-on skills test or a ride-along with a senior tech before extending an offer.
Where can I find and apply to commercial hvac technician jobs?
You can find and apply to commercial hvac technician jobs on Migrate Mate, which lists current openings from employers across the United States. Search the listings to find roles that match your certifications, equipment experience, and preferred location, then apply directly to each one that fits.
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