Senior Technician, Facility Services, HVAC/Refrigeration

Position Summary

Oversees installation and commissioning of HVAC/R systems, including ductwork, control panels, and building pneumatics.

Leads diagnostics and troubleshooting of mechanical, electrical, and refrigerant issues across commercial and industrial systems.

Implements and monitors preventive maintenance programs to extend equipment life and reduce downtimes.

Manages rack systems, walk-ins, reach-ins, and supermarket refrigeration units, ensuring optimal performance and compliance.

Uses heavy machinery.

Submits required written and electronic information (for example, expense vouchers, weekly summaries, work orders, maintenance logs).

Enters detailed notes in work orders, including before and after photos.

Ensures adherence to OSHA standards and EPA refrigerant handling protocols by supervising field practices and documentation.

Conducts inspections and repairs in accordance with federal, state, and local HVAC/R codes, including indoor air quality and cold chain requirements.

Reclaims ozone‑depleting refrigerants and maintains compliance with environmental guidelines.

Leads HVAC/R field teams by coordinating work assignments, mentoring less‑experienced Technicians, and managing escalated service issues.

May be assigned a Developmental Technician for on‑the‑job training, including pickup at designated store locations and hands‑on instruction for Technician‑level associates.

Delivers hands‑on training sessions on safety, control troubleshooting, and system operations at company facilities, off‑site locations, or vendor sites.

Evaluates Technician skill sets and provides feedback to senior leadership to support workforce development.

Participates in an on‑call rotation to support business critical needs outside of standard business hours.

During assigned on‑call periods, responds in a timely manner to incidents or requests and supports issue resolution or appropriate escalation as needed.

Manages refrigerant levels, parts inventory, and vendor relationships to ensure the timely availability of materials.

Tracks and orders HVAC/R parts, records purchases and usage, and ensures contract compliance with external service providers.

Coordinates service calls and manages regional/market workloads to meet business priorities and timelines.

Supports the implementation of HVAC/R business solutions by identifying operational needs, monitoring progress, and adapting to organizational changes.

Leads special projects by collecting data, evaluating new technologies, and recommending improvements.

Collaborates with cross‑functional teams to develop and refine processes that meet evolving business demands.

Maintains company vehicles in accordance with company policies and procedures.

Coordinates and transports vehicles for required maintenance, ensuring beforehand that alternate driving support is arranged.

Safely operates motor vehicles and ensures that the vehicle has all required documents.

Checks fuel and water levels, brake condition, signals, and lights.

Submits maintenance invoices for payment.

Verifies the coverage and validity of vehicle insurance.

Wears company uniform and badge in accordance with company policies and procedures.

Leads and participates in teams by using and sharing resources, information, and tools; determining customer needs and business priorities; coordinating and executing work assignments; providing advice, feedback, and support to ensure timelines and work quality are achieved; and modeling and helping others with how to adapt to change or new challenges.

Develops, communicates, and implements processes and practices to meet business needs by collaborating with managers, co‑workers, customers, and other business partners; analyzing and applying information from multiple sources; monitoring progress and results; and identifying and addressing improvement opportunities.

Demonstrates, promotes, and supports compliance with company policies, procedures, and standards of ethics and integrity by explaining, guiding, and demonstrating how to apply these in executing business processes and practices; implementing related action plans; using the Open Door Policy; and assisting management with correcting ethical and compliance issues and problems.

Respect the Individual: Embraces differences in people, cultures, ideas, and experiences; creates a workplace where associates feel seen, supported and connected through a culture of belonging; creates opportunities for all associates to thrive and perform; helps to attract the best talent.

Respect the Individual: Works as a team; builds strong and trusting relationships; communicates with impact, energy, and positivity to motivate and influence.

Respect the Individual: Strengthens the team by helping, developing and mentoring others; recognizes others’ contributions and accomplishments.

Act with Integrity: Maintains and promotes the highest standards of integrity, ethics and compliance, models the Walmart values to support and foster our culture; holds oneself and others accountable; supports Walmart’s goal of becoming a regenerative company by making a positive impact for associates, customers, members, and the world around us.

Act with Integrity: Acts in a self‑less manner and is consistently humble, self‑aware, honest, fair, and transparent.

Serve our Customers and Members: Delivers results while putting the customer first.

Serve our Customers and Members: Makes decisions based reliable information; balances short- and long‑term priorities; and considers how own work impacts the team’s ability to deliver on our purpose for all stakeholders.

Strive for Excellence: Displays curiosity and a desire to learn; takes calculated risks; and demonstrates courage and resilience.

Strive for Excellence: Drives continuous improvements; is open to and uses new technologies and skills; and supports others through change.

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

• 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.

Salary & Benefits

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.

• 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 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.

Primary Location

5010 N 95TH AVE, GLENDALE, AZ 85305-3042, United States of America

About Walmart

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.

Fifty years ago, Sam Walton started a single mom-and-pop shop and transformed it into the world's biggest retailer. Since those founding days, one thing has remained consistent: our commitment to helping our customers save money so they can live better. Today, we're reinventing the shopping experience and our associates are at the heart of it. You'll play a crucial role in shaping the future of retail, improving millions of lives around the world. This is that place where your passions meet purpose. Join our family and create a career you're proud of.