Critical Facilities HVAC Technician — Night Shift

ABM•Whitney, TX

About The Position

The HVAC Technician is responsible for operating, maintaining, troubleshooting, and repairing HVAC and mechanical systems that support continuous mission-critical data center operations. The role provides after-hours technical coverage to help ensure system reliability, respond rapidly to alarms, and support seamless shift handoffs. The technician works independently and coordinates with site operations, Controls, Chiller, Electrical, and on-call support teams. This position supports advanced data center facilities in a high-reliability environment characterized by strong safety practices, procedural discipline, attention to detail, and accurate shift documentation. ABM describes opportunities for technical growth. Second-shift coverage is required, and occasional extended hours or emergency response may be necessary.

Requirements

Minimum 3–5 years of commercial or industrial HVAC experience.
Working knowledge of chilled water systems, airflow management, humidity control, HVAC controls interfaces, VFDs, and pumps.
Ability to read and interpret mechanical drawings, wiring diagrams, and sequences of operation.
Strong troubleshooting skills and ability to work independently during off-peak hours.
Good written and verbal communication skills, including clear shift documentation and escalation.
High school diploma or equivalent.
Ability to lift up to 50 lbs.
Ability to stand, walk, kneel, bend, and work in mechanical rooms for extended periods.
Ability to climb ladders and work at heights as required.

Nice To Haves

Data center or mission-critical experience.
Experience following SOPs, MOPs, EOPs, and shift handoff procedures.
Technical or trade school education.
EPA Universal Refrigerant Certification.
OEM HVAC or CRAC/CRAH training.
OSHA 10 or OSHA 30 training.
Familiarity with BAS/BMS or controls systems such as Niagara, Siemens, Schneider, or similar.

Responsibilities

Perform preventive, predictive, and corrective maintenance on HVAC systems, including CRAH/CRAC units, AHUs, condensers, pumps, VFDs, humidification systems, and associated mechanical equipment.
Monitor system performance, BAS/BMS alarms, trends, and environmental conditions during second shift to ensure thermal stability and environmental compliance.
Respond to HVAC alarms, alerts, and service requests, initiating escalation procedures as required.
Troubleshoot mechanical, electrical, and basic controls issues affecting HVAC performance and reliability.
Execute approved work in accordance with SOPs, MOPs, EOPs, safety procedures, and change-control requirements to prevent impact to critical operations.
Support scheduled maintenance activities and planned work during second-shift maintenance windows.
Perform inspections, identify deficiencies, and document corrective actions or follow-up needs.
Coordinate with first-shift teams to ensure accurate turnover of system status, issues, and ongoing work.
Escort and oversee third-party vendors performing after-hours maintenance or repairs.
Document work in the CMMS, including findings, repairs, recommendations, and escalation details.
Adhere to safety, environmental, and mission-critical procedures.