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HVAC Service Technician III, Service

Job in San Antonio, Bexar County, Texas, 78208, USA
Listing for: Karber Corporation
Full Time position
Listed on 2026-07-28
Job specializations:
  • Trades / Skilled Labor
    HVAC Tech / Heating Engineer, Maintenance Technician / Mechanic, Installation Technician, Building Maintenance
Salary/Wage Range or Industry Benchmark: 34440 - 61992 USD Yearly USD 34440.00 61992.00 YEAR
Job Description & How to Apply Below

Job Description NOW HIRING! Karber Corporation (K CORP) is a full-service mechanical and plumbing contractor. Our projects span data centers, healthcare, manufacturing, schools, aviation, office, and hospitality sectors. We believe that talent comes from all walks of life. Ambition and hard work are the only prerequisites to achieving your goals at K CORP. Whether you aspire to become a highly skilled tradesperson or the president of our company, there are no limits to what you can achieve here!

What We Offer
  • Competitive hourly rate
  • Comprehensive benefits including Medical, Dental, Vision, Life, AD&D, Disability and Accident
  • FSA (health & dependent care) pretax flexible spending account
  • 401(k) Traditional & Roth retirement savings with Employer Match Contribution
  • Employee Discount Program
  • Employee Assistance Program (EAP)
  • Paid Time Off
  • Paid Holidays
  • A collaborative work environment
  • Opportunities for career growth in a rapidly expanding company
Our Core Values
  • We do what is right:
    Being ethical and transparent every step of the way.
  • We show up:
    Fully for our customers, our business, and each other, every single time.
  • We take pride:
    In bringing buildings to life.
  • We own our actions:
    And deliver on our promises.
  • We stay true:
    Embracing relentless growth and fostering unstoppable collaboration.
  • We have fun:
    While being awesome.
Essential Duties
  • Diagnoses HVAC system performance through observation, testing and setup as required by trade/position and type/size.
  • Proficient in the electrical diagnostics of HVAC equipment.
  • Proficiently operates hand tools, power tools, gauges and measuring equipment.
  • Performs disassembly and reassembly of large or small commercial or residential HVAC equipment to perform troubleshooting and planned maintenance as indicated in the service agreement.
  • Completes service contracts, quoted projects and demand service calls while maintaining profitability.
  • Develops long-term relationships with customers and explains work performed to the customer's satisfaction.
  • Participates in technician on-call-stand‑by rotation as dictated by department policies and procedures.
  • Safely drives a motor vehicle and trailer as evidenced by past driving performance record.
  • Adheres to all company safety requirements.
  • Purchases materials and issues purchase order numbers to suppliers.
  • Maintains equipment, tools, and inventory stock on service vehicle.
Minimum Requirements
  • Minimum of 10+ years of relevant HVAC Service Tech experience.
  • High School Diploma or GED is required.
  • Two-year technical degree in related field is preferred.
  • Must possess required registrations, professional licenses and/or certifications as required by the position.
  • Universal EPA Certified
Required Skills
  • HVAC Unitary:
    Split systems, VRF/VRV, Roof Top packaged systems, Self-contained systems water-cooled and air-cooled, CRAC units – Liebert/Data Aire/Stultz.
  • Proficient in air cooled chiller service and repair.
  • HVAC Airside skills Fan Powered Box, and VAV.
  • VFDAir Handler:
    Theory of AHU operation and Theory of control valve operation.
  • Exhaust fans:
    Centrifugal Up blast Roof Fans and Centrifugal Inline Fan.
  • Cooling Tower:
    Ability to perform maintenance on cooling towers.
Schedule
  • 8-hour shift
  • Monday to Friday
  • On call
  • Weekends as needed
  • Expected hours: 40 – 60 per week
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