Senior HVAC Technician

JLL; San Diego (CA); On-site; USD 70,000 - 100,000; Full time

Job summary

JLL is seeking an HVAC Technician to join our facilities management team in San Diego, CA. You will maintain, repair, and optimize HVAC systems across multiple client sites, using BAS and CMMS tools to ensure comfort and energy efficiency.

You will lead maintenance activities, perform diagnostics, and coordinate with engineers on system upgrades, while prioritizing safety and high-quality service for diverse client environments.

Qualifications

• High school diploma or equivalent with HVAC program completion.
• 3–5 years of hands-on commercial HVAC installation, maintenance, and repair.
• Knowledge of HVAC controls, electrical systems and mechanical components up to 480V.
• Experience with building automation systems (BAS) and CMMS.
• Valid driver's license and ability to travel between client sites as needed.
• Strong troubleshooting and problem‑solving skills with safety focus.
• Ability to read and interpret technical drawings and manuals.
• Physical ability to lift up to 75 pounds and work in various conditions.

Responsibilities

• Install, maintain, and repair HVAC equipment including chillers, boilers, rooftops, air handlers and ductwork.
• Perform diagnostic testing and troubleshooting to resolve performance issues.
• Execute preventive maintenance per manufacturer specs and JLL standards.
• Monitor BAS to optimize energy efficiency and comfort.
• Respond to emergency service calls with timely solutions.
• Replace and repair compressors, motors, pumps, valves, and control devices.
• Conduct system commissioning and startup for new installations.
• Document maintenance activities and performance data in CMMS.
• Collaborate with engineering teams on upgrades and energy projects.
• Lead maintenance technicians and schedule tasks.

Skills

Troubleshooting

Reading schematics

Customer service

Safety awareness

Team leadership

Education

High school diploma + HVAC program

Associate degree in HVAC technology

Tools

CMMS

BAS

EMS

Job description

What this job involves

As an HVAC Technician at JLL, you will be a critical member of our facilities management team, responsible for maintaining, repairing, and optimizing heating, ventilation, and air conditioning systems across our diverse client portfolio. This role combines technical expertise with customer service excellence as you ensure optimal indoor environmental conditions that support productive and comfortable work environments. You'll work with cutting-edge building automation systems and energy-efficient technologies while delivering the innovative solutions that set JLL apart in the commercial real estate industry. We embrace more innovative ways of working and prioritize opportunities to strengthen and advance your career, providing you with access to ongoing training and professional development in the rapidly evolving HVAC field. Your technical skills will directly impact energy efficiency, occupant comfort, and operational excellence across multiple client facilities.

What this job involves

As an HVAC Technician at JLL, you will be a critical member of our facilities management team, responsible for maintaining, repairing, and optimizing heating, ventilation, and air conditioning systems across our diverse client portfolio. This role combines technical expertise with customer service excellence as you ensure optimal indoor environmental conditions that support productive and comfortable work environments. You'll work with cutting-edge building automation systems and energy-efficient technologies while delivering the innovative solutions that set JLL apart in the commercial real estate industry. We embrace more innovative ways of working and prioritize opportunities to strengthen and advance your career, providing you with access to ongoing training and professional development in the rapidly evolving HVAC field. Your technical skills will directly impact energy efficiency, occupant comfort, and operational excellence across multiple client facilities.

What your day-to-day will look like

• Install, maintain, and repair HVAC equipment including chillers, boilers, rooftop units, air handlers, and ductwork systems
• Perform diagnostic testing and troubleshooting on heating and cooling systems to identify and resolve performance issues
• Execute preventive maintenance programs according to manufacturer specifications and JLL quality standards
• Monitor and adjust building automation systems (BAS) to optimize energy efficiency and maintain comfort levels
• Respond to emergency service calls for HVAC system failures with timely and effective solutions
• Replace and repair HVAC components such as compressors, motors, pumps, valves, and control devices
• Conduct system commissioning and startup procedures for new installations and equipment replacements
• Document all maintenance activities, equipment performance data, and repair recommendations in computerized systems
• Collaborate with engineering teams and contractors on complex system upgrades and energy conservation projects
• Effectively lead a team of maintenance technicians, establishing expectations and scheduling.

Required qualifications

• High school diploma or equivalent with completion of an HVAC technology program or trade school certification
• Minimum 3-5 years of hands-on experience in commercial HVAC installation, maintenance, and repair
• Working knowledge of HVAC controls, electrical systems, and mechanical components up to 480V
• Experience with building automation systems (BAS) and computerized maintenance management systems (CMMS)
• Valid driver's license and ability to travel between multiple client sites as needed
• Strong troubleshooting and problem-solving skills with attention to safety protocols
• Ability to read and interpret technical drawings, schematics, and equipment manuals
• Physical ability to lift up to 75 pounds and work in confined spaces, at heights, and various weather conditions

Preferred qualifications

• Associate degree in HVAC technology, mechanical engineering technology, or related field
• Professional certifications such as NATE, HVAC Excellence, or manufacturer-specific equipment certifications
• Experience with energy management systems, variable frequency drives (VFDs), and advanced control systems
• Knowledge of commercial refrigeration systems and industrial process cooling applications
• Previous experience in commercial real estate or corporate facilities management environments
• Familiarity with ASHRAE standards, building codes, and environmental regulations
• Strong communication skills and customer service orientation for client interactions.