Specialist, Engineering Services

JLL•Chicago, IL

1d•Onsite

About The Position

JLL empowers you to shape a brighter way . Our people at JLL and JLL Technologies are shaping the future of real estate for a better world by combining world class services, advisory and technology for our clients. We are committed to hiring the best, most talented people and empowering them to thrive, grow meaningful careers and to find a place where they belong. Whether you’ve got deep experience in commercial real estate, skilled trades or technology, or you’re looking to apply your relevant experience to a new industry, join our team as we help shape a brighter way forward. Union HVAC Technician – JLL What this job involves: As an HVAC/Refrigeration Technician Grade 1 with JLL, you'll be responsible for maintaining, troubleshooting, and repairing critical building systems that ensure optimal comfort and operational efficiency for our clients. This hands-on role requires expertise in pneumatic, electric, and electronic controls across large-scale HVAC and refrigeration systems. You'll work independently using technical drawings and manuals to diagnose complex equipment issues, perform system installations, and execute major equipment start-ups including large chiller systems. This position is essential to JLL's commitment to delivering exceptional facility management services and maintaining the highest standards of building performance. This position operates under the International Union of Operating Engineers (IUOE Local 99).

Requirements

High school diploma or GED required
Completion of 4-year apprenticeship program and/or equivalent hands-on experience
CFC certification for refrigerant handling
Proven experience with large compressor operations and pressure/temperature relationships
Expertise in refrigerant systems, recovery procedures, and charging protocols
Ability to read and interpret blueprints, diagrams, schematics, and service manuals
Must own complete set of hand tools necessary for the trade

Nice To Haves

Knowledge of pneumatic controls, instruments, and automatic dampers
Experience with air flow management and air balancing in large institutional settings
Familiarity with water and steam systems operations
Working knowledge of building automation systems and DDC controls
Kitchen equipment maintenance and repair experience
Proficiency in soldering techniques (silver solder and soft solder)
Understanding of federal, state, and local codes applicable to HVAC/refrigeration work

Responsibilities

Troubleshoot and repair pneumatic, electric, and electronic controls using proper testing equipment and technical documentation
Diagnose and repair HVAC electrical components on chillers, rooftop units, fan units, and related equipment
Perform complete charging and start-up procedures for large chiller systems
Repair and rebuild pumps, compressors, and other mechanical components
Service residential and commercial refrigeration systems, including refrigerant recovery, charging, and system diagnostics
Troubleshoot and repair ice machines and kitchen equipment as needed
Utilize building automation systems (BAS) to diagnose and resolve control issues

Benefits

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:
401(k) plan with matching company contributions
Comprehensive Medical, Dental & Vision Care
Paid parental leave at 100% of salary
Paid Time Off and Company Holidays
Early access to earned wages through Daily Pay

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