Senior HVAC/R Technician: Field Lead in Refrigeration

Walmart Distribution Center

San Antonio (TX)

On-site

USD 48,000 - 96,000

Full time

18 hours ago

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Job summary

Walmart is seeking a Senior Technician, Facility Services, HVAC/Refrigeration in San Antonio, TX. You will oversee installation, commissioning and maintenance of HVAC/R systems, manage refrigerants, parts inventory, and vendor relations while guiding a field team.

Excellent diagnostic and safety practices are required to meet regulatory standards. The role involves on‑site supervision, training, and coordination of service calls to ensure reliable cold chain performance in a fast‑paced retail

Qualifications

3 years’ experience in HVAC/grocery rack refrigeration (minimum)
Option 2: 6 years’ experience in HVAC/grocery rack refrigeration and AAS in Air Conditioning and Refrigeration
HVAC‑R/ Mechanical Journeyman where required
Valid driver’s license and ability to pass MVR

Responsibilities

Oversees installation and commissioning of HVAC/R systems and controls.
Leads diagnostics and troubleshooting of mechanical, electrical, and refrigerant issues.
Implements preventive maintenance programs to reduce downtimes.
Manages refrigerant levels, parts inventory and vendor relationships.
Coordinates service calls and regional workloads to meet priorities.
Delivers hands‑on safety training and operates company vehicles.