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 troubleshooting of HVAC and refrigeration systems across commercial and industrial facilities. This role leads preventive maintenance programs, ensures compliance with safety and environmental regulations, and manages field teams to deliver high-quality service. The position requires coordinating resources, mentoring technicians, and supporting critical business operations through timely issue resolution.

The Senior Technician also contributes to process improvements and special projects, ensuring optimal system performance and operational efficiency in alignment with company standards.

About the team: The team provides expert HVAC and refrigeration services to ensure efficient facility operations. They collaborate to troubleshoot, repair, and maintain equipment while adhering to industry standards and safety protocols. Focused on clear communication, continuous improvement, and effective resource management, the team supports business objectives and customer satisfaction. Applying technical expertise and following established policies, they consistently deliver reliable, high-quality performance.

Their efforts maintain a safe and dependable environment, ensuring facilities operate smoothly and meet organizational expectations.

• Oversee installation, commissioning, and maintenance of HVAC/R systems, including refrigeration units and building pneumatics.
• Lead diagnostics and troubleshooting of mechanical, electrical, and refrigerant issues to ensure optimal system performance.
• Implement and monitor preventive maintenance programs to extend equipment life and minimize downtime.
• Manage refrigerant handling, ensuring compliance with OSHA, EPA, and environmental regulations.
• Coordinate and mentor field teams, providing hands‑on training and evaluating skill development.
• Maintain accurate documentation, including work orders, maintenance logs, and compliance records.
• Support on‑call rotations to address urgent service needs promptly.
• Manage parts inventory, vendor relationships, and service scheduling to meet business priorities.

• Proven expertise in installation, commissioning, and maintenance of HVAC/R systems, including refrigeration units and building pneumatics.
• Strong diagnostic and troubleshooting skills for mechanical, electrical, and refrigerant‑related issues in commercial and industrial environments.
• Experience leading field teams, mentoring technicians, and managing escalated service challenges effectively.
• Knowledge of OSHA standards, EPA refrigerant handling protocols, and compliance with federal, state, and local HVAC/R codes.
• Ability to manage parts inventory, vendor relationships, and coordinate service calls to meet business priorities.
• Skilled in documenting work orders, maintenance logs, and submitting accurate reports.
• Commitment to safety, ethics, and continuous improvement in facility services operations.

• 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.
• 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.
• For information about PTO, see
• For information about benefits and eligibility, see One.
  
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• Eligibility requirements apply to some…