*US AMR-Jones Lang LaSalle Americas, Inc.
Chiller Technician
3 days ago
Abilene
Job Title: Chiller Technician - Data Center Operations What this job involves: As a Chiller Technician at JLL, you will specialize in the operation, maintenance, and repair of critical chiller systems that provide essential cooling for data center facilities. You'll work with large-capacity centrifugal, screw, and scroll chillers, along with associated cooling towers, pumps, and heat rejection systems that are vital to maintaining optimal operating conditions for mission-critical IT infrastructure. This specialized role requires deep expertise in refrigeration systems and the ability to ensure continuous cooling operations in a 24/7 environment. Your day-to-day tasks will include: • Operate, maintain, and repair centrifugal, screw, and scroll chillers ranging from 100 to 2000+ tons capacity, • Perform comprehensive preventive maintenance on chiller systems including compressor inspections, oil analysis, and refrigerant management, • Monitor and optimize chilled water systems, cooling towers, condenser water pumps, and variable frequency drives (VFDs), • Troubleshoot complex chiller malfunctions using advanced diagnostic tools, vibration analysis, and thermal monitoring equipment, • Execute planned maintenance shutdowns while coordinating with operations team to maintain cooling redundancy, • Respond to critical chiller alarms and emergency cooling system failures with immediate technical expertise, • Maintain accurate logs of chiller performance data, energy consumption, and maintenance activities, • Support chiller retrofits, upgrades, and efficiency improvement projects, • Ensure compliance with refrigerant regulations, environmental standards, and safety protocols Desired experience and technical skills: Requirements: • Minimum 5 years of experience with commercial/industrial chiller systems, • EPA Universal Refrigerant Handling certification (Type I, II, III, and Universal), • Experience with centrifugal and screw chiller technologies from major manufacturers, • Knowledge of chilled water systems, cooling towers, and hydronic distribution networks, • Ability to read and interpret chiller schematics, control sequences, and technical manuals, • Proficiency with refrigerant leak detection, recovery, and system charging procedures, • Strong mechanical and electrical troubleshooting skills for complex refrigeration systems, • Physical ability to work in mechanical rooms, confined spaces, and lift up to 50 lbs, • Availability for on-call emergency response and rotating shift coverage Preferred: • Data center or mission-critical facility experience, • Experience with Carrier, Trane, York, or Daikin chiller systems, • Knowledge of building automation systems and chiller plant optimization, • Certified Chiller Technician (CCT) or similar industry certification, • Experience with magnetic bearing centrifugal chillers and advanced control systems, • Associate degree in HVAC, Mechanical Engineering, or Refrigeration Technology, • Energy efficiency certification (CEM, CDSM, or equivalent)