Mobile HVACR Technician & Systems Troubleshooter

JLL; Chicago (IL); On-site; USD 65,000 - 90,000; Full time

Job summary

JLL is seeking a Mobile Engineer to operate, inspect, and maintain HVAC, refrigeration, and building systems across facilities in Chicago and surrounding areas.

Responsibilities include preventive and corrective maintenance, inspections, and real-time updates in CMMS. The role requires a strong energy-efficient mindset and multi-skilled trades in electrical, HVAC, plumbing, and related equipment.

Qualifications

• Universal CFC recovery certification (or within 90 days of employment).
• Minimum 4 years of building engineering with HVAC/R, plumbing, electrical experience.
• Experience troubleshooting and maintaining commercial refrigeration.
• High school diploma or GED.

Responsibilities

• Perform preventive and repair work orders on mechanical, electrical, and other systems.
• Maintain, operate, and repair HVAC/R, electrical, plumbing, and related equipment.
• Study equipment and methods used in daily activities for proper usage.
• Conduct facility inspections and due diligence, report conditions impacting occupancy.
• Submit P-card receipts daily and update work order status in real time.
• Utilize CMMS systems (Corrigo) for all work performed.
• Possess and maintain a valid state driver’s license; on-call availability.

Skills

HVAC/R expertise

Refrigeration

Electrical systems

Troubleshooting

Multi-skilled trades

Education

High school diploma or GED

Trade school or apprenticeship (electrical/refrigeration/HVAC)

Tools

CMMS (Corrigo)

Work Order systems

Excel

Job description

JLL is seeking a Mobile Engineer to operate, inspect, and maintain HVAC, refrigeration, and building systems across facilities in Chicago and surrounding areas.

Responsibilities include preventive and corrective maintenance, inspections, and real-time updates in CMMS. The role requires a strong energy-efficient mindset and multi-skilled trades in electrical, HVAC, plumbing, and related equipment.