Sr. Field Service Technician - Air Handlers
About the role
XNRGY Climate Systems designs and manufactures advanced cooling systems for data centers and other mission-critical environments. Our field service team starts up, commissions, troubleshoots, and services high-performance air-handling equipment at customer sites across the United States. The Senior Field Service Technician – Air Handlers (CAHU/CRAH) is a Level 3 technical resource responsible for field commissioning, service, and complex troubleshooting of custom air handling units and computer room air handlers. This technician verifies that fan arrays, controls, sensors, filtration, chilled-water coil controls, and building-management-system interfaces operate as designed. The role works independently at customer sites and coordinates closely with customers, project teams, controls partners, and other field technicians.
Responsibilities
- Perform delivery inspections of air-side equipment, document condition, and record damage with clear written notes and photographs.
- Verify installation readiness, including unit clearances, filters, plenum and duct connections, and condensate arrangements before start-up.
- Check electrical supply, fan rotation, and safety devices; identify deficiencies and coordinate corrective action with the appropriate site team.
- Configure and address electronically commutated (EC) fans, verify fan-array addressing, and confirm controller network settings and connectivity.
- Verify temperature and humidity sensors and document calibration results; inspect filtration installation and any fitted disinfecting filtration system.
- Commission air-handler controls integration with the building management system (BMS), including point-to-point verification and completed records.
- Commission fan-array control and verify specified N-1 redundancy behavior using approved procedures.
- Measure and verify airflow, static pressure, and fan performance against approved design criteria and project documentation.