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JOB DETAILS

Commercial HVAC Service Technician

CompanyMagnolia Plumbing
LocationBlack Rock City
Work ModeOn Site
PostedNovember 5, 2026
About The Company
Providing Expert Plumbing, Heating & Air Conditioning Service Since 1950 Since 1950, the Magnolia Companies have been providing homes, businesses and government offices in Maryland, Northern Virginia, and Washington, D.C. plumbing and HVAC services. Whether you need an emergency plumber in DC, a complete heating or cooling system installed in Rockville, MD, or a drain cleared in Maryland, we’ve got you covered. The entire Magnolia team works to provide: Peace of mind that your plumbing and HVAC is done right and backed with a 100% Satisfaction Guarantee. Faster response times with GPS-enabled fleet electronically dispatched from 3 locations serving Washington, DC, Maryland and Northern Virginia's Fairfax and Vienna areas. Value and savings by utilizing today’s technology, advanced training, and trusted quality products which carry full factory warranties. Convenience with extended service hours of 7 am - 7 pm, 7 days a week with no overtime charges on most of our residential services. Experience the difference with a team you can trust. Can Do. Will Do. Well Done - Guaranteed!
About the Role

Description

About Magnolia Plumbing, LLC

For over 75 years, Magnolia Plumbing, LLC has proudly served the DC metropolitan area, delivering reliable solutions for both residential and commercial customers across heating and cooling (HVAC), plumbing, wastewater management, and underground site utility work.


We believe the best service starts with the best people, so we hire the best and invest in their success.


Magnolia Plumbing, Inc. is seeking experienced Commercial HVAC Service Technicians to join our Commercial Service Department. The ideal candidate will have strong technical troubleshooting skills and the ability to service, maintain, install, and repair a variety of commercial HVAC systems. This position requires a positive attitude, strong customer service skills, and the ability to work independently in a variety of commercial environments.


Now Offering up to a $10,000 Signing Bonus for Licensed Techs.

Competitive opportunities available for experienced unlicensed candidates as well.


Responsibilities

  • Diagnose, troubleshoot, service, and repair commercial HVAC systems and equipment.
  • Perform installation, maintenance, and repair of commercial heating, cooling, and ventilation systems.
  • Service and install various types of residential and commercial HVAC equipment as needed.
  • Perform preventative maintenance and routine inspections to ensure equipment operates efficiently and reliably.
  • Troubleshoot mechanical, electrical, refrigeration, and low-voltage control systems.
  • Work with boilers, cooling towers, dry coolers, hydronic systems, and water source heat pumps.
  • Diagnose and service Variable Refrigerant Flow (VRF) systems.
  • Perform basic controls troubleshooting and identify system performance issues.
  • Identify equipment deficiencies and recommend appropriate repairs, replacements, or upgrades.
  • Communicate service findings, repair recommendations, and project updates clearly to customers.
  • Maintain a high standard of workmanship, professionalism, and customer service.
  • Complete service tickets, maintenance reports, and required documentation accurately and promptly.
  • Maintain truck stock, tools, and inventory in accordance with company guidelines.
  • Follow the assigned vehicle maintenance schedule and keep company vehicles clean and organized.
  • Follow all company safety policies, procedures, and applicable industry standards.
  • Work independently while coordinating with dispatch, management, and other field personnel.

Requirements

  • 5–10 years of commercial HVAC service experience.
  • CFC/EPA certification required.
  • Valid Journeyman HVAC and Gasfitter licenses required.
  • Strong knowledge of commercial HVAC systems, equipment, and operating principles.
  • Hands-on experience with boilers, cooling towers, dry coolers, and hydronic systems.
  • Experience servicing and troubleshooting water source heat pumps.
  • Knowledge of Variable Refrigerant Flow (VRF) systems.
  • Basic controls, electrical, and low-voltage troubleshooting experience.
  • Strong diagnostic, mechanical, and problem-solving skills.
  • Ability to read and interpret equipment manuals, wiring diagrams, and technical documentation.
  • Knowledge of HVAC safety practices, industry standards, and applicable mechanical codes.
  • Excellent communication and customer service skills.
  • Ability to work independently, manage service calls, and prioritize assignments.
  • Strong organizational skills and attention to detail.
  • Valid driver's license with a satisfactory driving record.
  • Ability to lift and carry equipment and materials and work in mechanical rooms, rooftops, and other commercial environments.

Benefits & Culture

  • Company Truck & Fuel Card.
  • Medical benefits starting the first of the month, plus company-paid life insurance and long-term disability.
  • Company contributions to 401(k) and HSA.
  • Company-paid Employee Assistance Program (EAP) and mental health coverage.
  • Company-paid Basic Life Insurance Policy.
  • Paid time off (PTO) available from day one.
  • Empowered environment: we trust you to own your work.
  • Opportunity to pursue trade school and ongoing professional development.
  • Safety Incentive bonus.

As part of our standard hiring process, this role requires completion of a background check and drug screening following an offer of employment.

Key Skills
HVAC troubleshootingCommercial HVAC systemsBoiler maintenanceCooling towersHydronic systemsWater source heat pumpsVRF systemsElectrical troubleshootingLow-voltage control systemsPreventative maintenanceMechanical repairCustomer serviceTechnical documentationSafety complianceDiagnostic skillsProblem-solving
Categories
TradesConstructionEnergyCustomer Service & Support
Benefits
Signing bonusCompany truckFuel cardMedical benefitsLife insuranceLong-term disability401(k)HSAEmployee assistance programMental health coveragePaid time offProfessional developmentSafety incentive bonus
Job Information
📋Core Responsibilities
Diagnose, troubleshoot, and repair commercial HVAC systems including boilers, cooling towers, and VRF units. Maintain accurate service documentation and provide professional communication regarding repair recommendations to customers.
📋Job Type
full time
📊Experience Level
5-10
💼Company Size
101
📊Visa Sponsorship
No
💼Language
English
🏢Working Hours
40 hours
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