Senior Technician, Facility Services, HVAC​/Refrigeration

Position Summary...What you'll do...Role summary:

The Senior Technician, Facility Services, HVAC/Refrigeration, is responsible for overseeing the installation, maintenance, and repair of HVAC and refrigeration systems across commercial and industrial facilities. This role leads diagnostics, preventive maintenance, and compliance with safety and environmental standards while managing field teams and vendor relationships. The position requires coordinating service priorities, delivering technical training, and supporting business-critical operations, including on-call duties.

The Senior Technician contributes to process improvements and workforce development, ensuring optimal system performance and adherence to regulatory requirements in a dynamic, safety-focused environment.

The Facility Services HVAC/Refrigeration team ensures the reliable operation and maintenance of Walmart’s facilities through expert preventive care, repairs, and safety compliance. They apply specialized skills in HVAC systems, electrical diagnostics, and equipment upkeep to support business priorities efficiently. The team collaborates closely with management and service providers, maintaining clear communication and integrity. Committed to continuous skill development, they foster a safe and dependable environment that aligns with Walmart’s mission and enhances overall operational excellence and customer satisfaction.

• Oversee installation, commissioning, and maintenance of HVAC/R systems, including ductwork, control panels, and refrigeration units.
• Lead diagnostics and troubleshooting of mechanical, electrical, and refrigerant issues across commercial and industrial equipment.
• Implement and monitor preventive maintenance programs to optimize equipment performance and reduce downtime.
• Manage refrigerant handling, ensuring compliance with OSHA, EPA, and HVAC/R codes.
• Coordinate and mentor field teams, providing hands-on training and evaluating skill development.
• Maintain parts inventory, vendor relationships, and service schedules to meet business priorities.
• Support on-call rotations and respond promptly to critical service needs.

• Proven experience in installation, commissioning, and maintenance of HVAC/R systems, including refrigeration units and ductwork.
• Strong diagnostic and troubleshooting skills for mechanical, electrical, and refrigerant-related issues in commercial and industrial settings.
• Knowledge of OSHA standards, EPA refrigerant handling protocols, and compliance with federal, state, and local HVAC/R codes.
• Ability to lead and mentor field teams, providing hands-on training and technical guidance.
• Proficiency in managing preventive maintenance programs and maintaining detailed work documentation.
• Effective coordination of service calls, parts inventory, and vendor relationships to meet operational priorities.
• Commitment to safety, integrity, and continuous improvement in a dynamic work environment.

At Walmart, we offer competitive pay as well as performance-based bonus awards and other great benefits for a happier mind, body, and wallet. Health benefits include medical, vision and dental coverage. Financial benefits include 401(k), stock purchase and company-paid life insurance. Paid time off benefits include PTO (including sick leave), parental leave, family care leave, bereavement, jury duty, and voting. Other benefits include short-term and long-term disability, company discounts, Military Leave Pay, adoption and surrogacy expense reimbursement, and more.

You will also receive PTO and/or PPTO that can be used for vacation, sick leave, holidays, or other purposes. The amount you receive depends on your job classification and length of employment. It will meet or exceed the requirements of paid sick leave laws, where applicable. For information about PTO, see  Live Better U is a Walmart-paid education benefit program for full-time and part-time associates in Walmart and Sam's Club facilities.

Programs range from high school completion to bachelor's degrees, including English Language Learning and short-form certificates. Tuition, books, and fees are completely paid for by…