Sr HVAC Technician
Quick Summary
Perform advanced troubleshooting, maintenance, and repair of HVAC systems including chillers, boilers, air handlers, rooftop units, cooling towers, pumps,
High school diploma or equivalent At least 5 years of progressive experience in commercial HVAC maintenance and repair, diagnosing and repairing commercial HVAC equipment including chillers, boilers,
As a Sr HVAC Technician at JLL, you'll play a critical role in maintaining optimal building performance and creating comfortable, efficient environments for our clients. This position combines hands-on technical expertise with leadership responsibilities, where you'll diagnose, repair, and maintain complex heating, ventilation, air conditioning, and refrigeration systems across commercial facilities. You'll serve as a technical resource for junior technicians, sharing knowledge and helping to build a team where everyone is empowered to thrive. At JLL, we are collectively shaping a brighter way — for our clients, ourselves and our fellow employees — and as a senior member of our facilities team, you'll be instrumental in delivering the innovative, reliable service that sets us apart. Your work directly impacts building operations, energy efficiency, and occupant satisfaction, making you an essential partner in our clients' success.
Responsibilities
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Perform advanced troubleshooting, maintenance, and repair of HVAC systems including chillers, boilers, air handlers, rooftop units, cooling towers, pumps, and building automation systems
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Conduct preventive maintenance inspections and testing to ensure equipment operates at peak efficiency and meets all safety and regulatory standards
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Diagnose complex mechanical and electrical issues using specialized tools, technical documentation, and building management system interfaces
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Mentor and provide technical guidance to junior technicians, fostering a culture of collaboration and continuous learning across the team
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Respond promptly to emergency service calls and implement effective solutions that minimize downtime and maintain business continuity
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Document all service activities, maintain accurate maintenance records, and communicate status updates to facility managers and clients
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Collaborate with engineering teams and contractors on system upgrades, retrofits, and capital improvement projects
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Lift up to 50 pounds, work at heights, in confined spaces, and in various weather conditions
Requirements
~1 min readHigh school diploma or equivalent
At least 5 years of progressive experience in commercial HVAC maintenance and repair, diagnosing and repairing commercial HVAC equipment including chillers, boilers, air handlers, and building automation systems
Valid EPA Universal Certification for refrigerant handling
Valid driver's license
Strong understanding of electrical systems, control circuits, and ability to read and interpret blueprints, schematics, and technical manuals
Strong communication skills and ability to interact professionally with clients, contractors, and team members
Associate degree or technical certification in HVAC, mechanical systems, or related field
Journeyman or Master HVAC license
Experience with Trane, Carrier, York, or other major commercial HVAC equipment manufacturers
Proficiency with building automation systems such as Tridium, Johnson Controls, Siemens, or Honeywell
OSHA 10 or OSHA 30 safety certification
Additional certifications such as NATE, RSES, or manufacturer-specific credentials
Experience working in corporate office buildings, healthcare facilities, educational institutions, or other large commercial environments
What We Offer
~3 min readThis range is an estimate and actual compensation may differ. Final compensation packages are determined by various considerations including but not limited to candidate qualifications, location, market conditions, and internal considerations.
JLL recognizes the impact that the workplace can have on your wellness, so we offer a supportive culture and comprehensive benefits package that prioritizes mental, physical and emotional health. Some of these benefits may include:
If this job description resonates with you, we encourage you to apply, even if you don’t meet all the requirements. We’re interested in getting to know you and what you bring to the table!
If you are a California resident as defined in the California Consumer Privacy Act (CCPA) please view our Supplemental Privacy Statement which describes your rights and disclosures about your personal information. If you are viewing this on a mobile device you may want to view the CCPA version on a larger device.
Pursuant to the Los Angeles Fair Chance Initiative for Hiring Ordinance, JLL will consider for employment all qualified Applicants, including those with Criminal Histories, in a manner consistent with the requirements of applicable state and local laws, including the City of Los Angeles’ Fair Chance Initiative for Hiring Ordinance.
Pursuant to the San Francisco Fair Chance Ordinance, we will consider for employment qualified applicants with arrest and conviction records.
Accepting applications on an ongoing basis until candidate identified.
Location & Eligibility
Listing Details
- First seen
- October 3, 2026
- Last seen
- October 3, 2026
Posting Health
- Days active
- 0
- Repost count
- 0
- Trust Level
- 51%
- Scored at
- October 3, 2026
Signal breakdown
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