Critical Facility Lead Technician HVAC

The Senior HVAC Technician is responsible for advanced operation, maintenance, troubleshooting, and repair of HVAC and mechanical systems supporting a mission-critical data center environment. This role provides technical leadership, supports system reliability and efficiency, and helps maintain continuous operation of critical cooling infrastructure. The Senior HVAC Technician works closely with Controls, Chiller, Electrical, and site operations teams and serves as a subject-matter expert for HVAC-related activities, including troubleshooting, planned maintenance, system optimization, and incident response. The Senior HVAC Technician is responsible for advanced operation, maintenance, troubleshooting, and repair of HVAC and mechanical systems supporting a mission-critical data center environment. This role provides technical leadership, supports system reliability and efficiency, and helps maintain continuous operation of critical cooling infrastructure. The Senior HVAC Technician works closely with Controls, Chiller, Electrical, and site operations teams and serves as a subject-matter expert for HVAC-related activities, including troubleshooting, planned maintenance, system optimization, and incident response. **Benefit Information:** ABM offers a comprehensive benefits package. For information about ABM’s benefits, visit [ABM Team Member Benefits | Front Line Team Members](https://wpe-media.abm.com/wp-content/uploads/AnnualBenefitFlyers/Recruiting%20Flyer%20-%20Frontline.pdf) | [(Programa de Beneficios de ABM)](https://wpe-media.abm.com/wp-content/uploads/AnnualBenefitFlyers/Recruiting%20Flyer%20-%20Frontline%20%28Spanish%29.pdf) Pay: 45.00/hr. - 62.50/hr. The pay listed is the hourly range or the hourly rate for this position. A specific offer will vary based on applicant’s experience, skills, abilities, geographic location, and alignment with market data. ### Responsibilities Essential Duties and Responsibilities - Perform advanced preventive, predictive, and corrective maintenance on HVAC systems, including CRAH/CRAC units, AHUs, fan systems, pumps, chillers at a support level, VFDs, humidification systems, and associated mechanical equipment. - Lead troubleshooting for complex HVAC, airflow, humidity, and thermal issues impacting data halls and support spaces. - Monitor system performance, BAS/BMS alarms, trends, and environmental conditions to ensure thermal stability and system efficiency. - Support seasonal changeovers, load transitions, operational adjustments, and system optimization initiatives. - Execute all work in accordance with approved SOPs, MOPs, EOPs, safety requirements, and change-control processes. - Serve as a technical escalation point for HVAC issues and provide guidance to junior technicians. - Coordinate closely with Controls and Chiller teams to verify sequences of operation, setpoints, alarms, and system integration. - Inspect mechanical systems, identify deficiencies, and recommend corrective actions, repairs, or capital improvements. - Escort and oversee third-party contractors, OEMs, and vendors, ensuring compliance with site safety and operational requirements. - Accurately document all work performed, deficiencies identified, corrective actions, and recommendations in the CMMS. - Participate in incident response, root cause analysis, post-incident review, and continuous improvement initiatives. - Maintain compliance with all safety, environmental, regulatory, and company policies. ### Qualifications Required Qualifications - Minimum 7+ years of HVAC experience, preferably in mission-critical, data center, industrial, or large commercial environments. - Strong working knowledge of commercial HVAC systems, chilled water systems, airflow management, humidity control, VFDs, pumps, and BAS/BMS interfaces. - Ability to read and interpret mechanical drawings, P&IDs, wiring diagrams, sequences of operation, and technical documentation. - Demonstrated ability to troubleshoot electrical, mechanical,…