Sr HVAC Technician

What this job involves

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.

What your day-to-day will look like

• Perform advanced troubleshooting, maintenance, and repair of HVAC systems including chillers, boilers, air handlers, rooftop units, cooling towers, pumps, and building automation systems
• Conduct preventive maintenance inspections and testing to ensure equipment operates at peak efficiency and meets all safety and regulatory standards
• Diagnose complex mechanical and electrical issues using specialized tools, technical documentation, and building management system interfaces
• Mentor and provide technical guidance to junior technicians, fostering a culture of collaboration and continuous learning across the team
• Respond promptly to emergency service calls and implement effective solutions that minimize downtime and maintain business continuity
• Document all service activities, maintain accurate maintenance records, and communicate status updates to facility managers and clients
• Collaborate with engineering teams and contractors on system upgrades, retrofits, and capital improvement projects
• Lift up to 50 pounds, work at heights, in confined spaces, and in various weather conditions

Required Qualifications

• A 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, 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

Preferred Qualifications

• An 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

Location

Main location in San Jose, CA, with occasional visits to another location in San Jose, CA (approx. 20-minute commute)

Work Shift

M-F, 7am to 4pm, or 8am-5pm