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 coordinating service operations. The position requires expertise in troubleshooting mechanical, electrical, and refrigerant systems, ensuring optimal equipment performance, and supporting workforce development through mentoring and training. The Senior Technician also collaborates with cross-functional teams to enhance processes and supports critical business needs through timely issue resolution.
About the team:
The team delivers comprehensive HVAC and refrigeration support across multiple sites, ensuring equipment operates efficiently and complies with safety and environmental standards. They collaborate with management and business partners to prioritize tasks, troubleshoot issues, and provide timely service. Responsible for managing parts inventory and refrigerant levels, the team follows industry regulations and company policies. Focused on continuous improvement, they support business goals by offering reliable solutions and maintaining strong partnerships to address operational and customer needs effectively. Their dedication ensures optimal system performance and compliance throughout all service activities.
What you'll do:

• 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 maximize equipment reliability and minimize downtime.
• Manage refrigerant handling, ensuring compliance with OSHA, EPA, and HVAC/R codes.
• Coordinate and mentor field teams, providing hands-on training and evaluating technician performance.
• Maintain parts inventory, vendor relationships, and service schedules to meet operational priorities.
• Participate in on-call rotations to support critical business needs outside regular hours.

What you'll bring:

• 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.
• Knowledge of OSHA standards, EPA refrigerant handling protocols, and compliance with federal, state, and local HVAC/R codes.
• Experience leading field teams, mentoring technicians, and managing escalated service issues effectively.
• Ability to manage parts inventory, vendor relationships, and coordinate service calls to meet business priorities.
• Skilled in documenting work orders with detailed notes and photographic evidence.
• 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. 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 https://one.walmart.com/notices. 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 Walmart.
Eligibility requirements apply to some benefits and may depend on your job classification and length of employment. Benefits are subject to change and may be subject to a specific plan or program terms.
For information about benefits and eligibility, see One.Walmart.
The hourly wage range for this position is $35.00 - $70.00* *The actual hourly rate will equal or exceed the required minimum wage applicable to the job location. Additional compensation in the form of premiums may be paid in amounts ranging from $0.35 per hour to $3.00 per hour in specific circumstances. Premiums may be based on schedule, facility, season, or specific work performed. Multiple premiums may apply if applicable criteria are met.

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Minimum Qualifications...

Outlined below are the required minimum qualifications for this position. If none are listed, there are no minimum qualifications.

Option 1: 3 years’ experience in HVAC/grocery rack refrigeration.
Option 2: 6 years’ experience in HVAC/grocery rack refrigeration and Associate of Applied Science (AAS) in Air Conditioning and Refrigeration.
Hold and maintain Type I and Type II or Universal Environmental Protection Agency certification for refrigerant handling.
Where required, HVAC-R/ Mechanical Journeyman.
1 year’s experience in plumbing, electrical, material handling equipment, or related area or 2 years’ Walmart store experience.
Valid state-issued driver’s license and ability to pass a motor vehicle report.
Commercial driving record with no convictions for DUI, DWI, OUI within the last five (5) years.
Commercial driving record with no more than two (2) moving violations in the last three (3) years.
No preventable accidents while operating a commercial motor vehicle in the last three (3) years.
No serious traffic violations, as defined by the Federal Motor Carrier Safety Regulations, while operating a commercial motor vehicle in the last three (3) years.

Preferred Qualifications...

Outlined below are the optional preferred qualifications for this position. If none are listed, there are no preferred qualifications.

Completion of a 2-year technical/vocational HVAC/R program or 2-year associate’s of applied science A/C and refrigeration., Experience using word processing, spreadsheet, email, and presentation software (for example, Word, Excel, Outlook, PowerPoint)., Prior work experience reading blueprints, schematics, and wiring diagrams., Prior work experience using hand tools, power tools, and testing equipment., Prior work experience with Glycol and C02 systems.

Primary Location...

4109 S STAPLES ST, CORPUS CHRISTI, TX 78411-5500, United States of America

Walmart and its subsidiaries are committed to maintaining a drug-free workplace and has a no tolerance policy regarding the use of illegal drugs and alcohol on the job. This policy applies to all employees and aims to create a safe and productive work environment.