HVAC Technician

JLL•Chicago, IL

11d•Onsite

About The Position

As an HVAC Technician at JLL, you'll play a critical role in ensuring optimal performance and reliability of complex mechanical systems across institutional facilities. This position combines hands-on technical expertise with preventative maintenance strategies to support building operations that directly impact our clients' business continuity and occupant comfort. You'll work with cutting-edge building automation systems while applying traditional HVAC troubleshooting skills, making you an essential part of our facilities management team. If you're a skilled tradesperson who takes pride in solving complex mechanical challenges and maintaining mission-critical systems, this role offers the opportunity to showcase your expertise while advancing your career with a global real estate services leader. This position operates under the International Union of Operating Engineers Local 399.

Requirements

High School diploma or GED equivalent
Minimum 4 years of hands-on HVAC experience OR successful completion of a recognized 4-year apprenticeship program
Valid Stationary Engineer License (current and in good standing)
EPA Universal Certification (Section 608)
Demonstrated proficiency working with building automation systems (BAS) including basic troubleshooting and diagnostics
Physical capability to lift heavy equipment (up to 50+ lbs), work at heights, and perform duties in various environmental conditions including mechanical rooms, rooftops, and confined spaces
Ability to read and accurately interpret technical drawings, blueprints, equipment manuals, and control schematics.
To be considered for this position, candidates must be current members of the International Union of Operating Engineers Local 399.

Nice To Haves

Advanced knowledge of pneumatic control systems, instruments, and automatic damper operations in commercial or institutional settings
Experience with air balancing, testing, and adjusting (TAB) procedures for large-scale HVAC systems
Familiarity with multiple building automation system platforms (e.g., Johnson Controls, Siemens, Honeywell, Tridium)
Background working with water treatment systems and steam distribution networks
Strong analytical and problem-solving skills with ability to diagnose complex mechanical and electrical issues systematically
Experience in healthcare, higher education, or other institutional facility environments
Relevant manufacturer certifications or continuing education in HVAC technologies

Responsibilities

Diagnose and repair pneumatic, electric, and electronic control systems using specialized testing equipment to ensure optimal HVAC performance
Troubleshoot electrical components on chillers, rooftop units, fan systems, and other HVAC equipment by interpreting technical drawings, schematics, and manufacturer manuals
Install, repair, and rebuild mechanical equipment including pumps, compressors, and various HVAC components using appropriate construction and specialized tools
Monitor and maintain building automation systems (BAS), identifying system issues and implementing corrective actions to optimize building performance
Execute comprehensive preventative maintenance programs for all HVAC equipment, ensuring compliance with manufacturer specifications and industry standards
Service water and steam systems, including adjustments to pneumatic controls, automatic dampers, air flows, and air balancing for large institutional environments
Respond to service calls and equipment failures with urgency, minimizing downtime and maintaining continuity of building operations