
Journeyman HVAC Technician
- Abilene, TX
- Permanent
- Full-time
- Install, maintain, and repair precision cooling systems including CRAHs, computer room air conditioning (CRAC) units, and in-row cooling systems
- Perform preventive maintenance on chillers, cooling towers, pumps, and heat exchangers to ensure peak performance
- Monitor and adjust building automation systems (BAS) to optimize cooling efficiency and maintain environmental setpoints
- Troubleshoot HVAC system failures using diagnostic tools and thermal imaging equipment to minimize downtime
- Execute planned maintenance activities during scheduled windows while maintaining critical cooling redundancy
- Respond to emergency cooling system alarms and temperature excursions with immediate action
- Collaborate with electrical and facilities teams to ensure proper integration of cooling and power systems
- Maintain accurate records of all HVAC maintenance activities, system performance data, and environmental conditions
- Support cooling system upgrades and capacity expansions to meet growing data center demands
- Valid Journeyman HVAC license or equivalent certification in applicable jurisdiction
- Minimum 5 years of commercial or industrial HVAC experience
- Experience with precision cooling systems and computer room environmental controls
- Knowledge of chiller systems, cooling towers, and hydronic distribution systems
- Ability to read and interpret HVAC schematics, P&IDs, and technical documentation
- Proficiency with refrigeration systems, including leak detection and refrigerant recovery
- Strong troubleshooting skills using pressure gauges, temperature sensors, and diagnostic equipment
- Physical ability to work in mechanical rooms, at heights, and lift up to 50 lbs
- Availability for on-call emergency response and flexible scheduling
- Data center or mission-critical facility experience
- Experience with Liebert, Stulz, or similar precision cooling equipment
- Knowledge of building automation systems (Trane, Johnson Controls, Schneider Electric)
- EPA Universal Refrigerant Handling certification
- Experience with variable frequency drives (VFDs) and energy management systems
- Associate degree in HVAC Technology or Mechanical Engineering
- Certified Energy Manager (CEM) or similar energy efficiency certification
I want to work for JLL.Accepting applications on an ongoing basis until candidate identified.