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TechFlow

Integrates and optimizes government IT systems

Master HVAC Technician

HVAC & Building SystemsPosted on Nov 13
Full-timeJacksonville, NC, USA$61.91 /hr

About the Job

Requirements

  • A high school diploma, GED, or equivalent amounts of technical training and experience is required.
  • At least 10 years of advanced experience maintaining, repairing, installing, and operating commercial or industrial heating, ventilation, refrigeration, and air conditioning systems is required.
  • Experience must include inspecting, disassembling, assembling, replacing, and repairing heating, ventilation, refrigeration, or air conditioning systems, including compressors, motors, burners, pumps, filters, ductwork, pipes, valves, refrigerants, recovery systems, and pressure vessels.
  • Experience installing, calibrating, troubleshooting, and replacing control systems is required.
  • An EPA Universal Refrigeration License is required.
  • A valid driver's license compliant with the REAL ID Act is required, or the candidate must be willing and able to obtain one.
  • The candidate must pass a pre-employment drug screening and background check.
  • Regular, dependable attendance is required.
  • The candidate must be a U.S. citizen to obtain and maintain access to military installations.
  • The candidate must be able to lift up to 50 pounds unassisted; use their hands, reach with their hands and arms, talk, and walk; sit, bend, squat, stand, twist, or stoop for prolonged periods; climb ladders and enter confined spaces; and work indoors and outdoors in varying, sometimes extreme, temperatures and weather conditions.
  • The candidate must use personal protective equipment and follow workplace safety practices when using HVAC repair tools, equipment, and supplies.

Responsibilities

  • Diagnose and repair refrigerant systems, including Variable Refrigerant Flow systems, chillers, reversible chillers, and CRAC units.
  • Cut and bend tubing to the correct length and shape; cut and thread pipe; join tubing or pipes to refrigeration units using sleeves, couplings, or unions; solder joints with a torch to form complete refrigerant circuits; and install refrigerant valves.
  • Test refrigerant piping joints and connections for leaks using a leak detector and verify leak-free operation with a vacuum pump and vacuum hold test.
  • Test and verify component operation; connect motors, compressors, temperature controls, humidity controls, and ventilation fans.
  • Replace defective breaker controls, thermostats, switches, fuses, and electrical wiring to repair installed units.
  • Add or remove refrigerant to achieve proper subcooling and superheat.
  • Observe pressure and vacuum gauges and adjust controls to ensure proper operation.
  • Wrap pipes in insulation batting and secure them with cement or wire bands.
  • Install, repair, and service air conditioners with cooling capacities up to 1100 tons in warehouses, barracks, and commercial buildings.
  • Prepare work orders and cost-material estimates.
  • Assist in training lower-level workers in mechanical repair techniques.
  • Install, modify, and repair refrigeration systems, air conditioning, VAV and ventilation systems, VRF systems, CRAC units, geothermal systems, reversible chillers, air- and water-cooled chillers, process coolers, ice machines, evaporative cooling systems, air compressors, and related pneumatic, DDC, and building-control equipment.
  • Perform advanced installation tasks, including assembling, testing, calibrating, and adjusting temperature and environmental-control systems, air-conditioning plants, air-distribution systems, complex dual-equipment cooling installations, specialized refrigerated warehouses and facilities, and dehumidification systems.
  • Install new or repaired components and perform complex system and component modifications in accordance with applicable electrical publications and directives.
  • Maintain and repair specialized equipment such as DOAS, MAU, and Pool Pak systems.
  • Perform complex repairs to system components such as compressors, condensers, heat pumps, fluid and refrigerant gas lines, valves, meters, gauges, thermostats, pumps, mechanical linkages, electrical components, switching and controlling devices, pneumatic controls, variable-speed drives, digitally controlled devices, and hydronic heating, cooling, and economizer systems.
  • Perform other related duties as assigned.

About the Company

TechFlow

Integrates and optimizes government IT systems

TechFlow helps government agencies modernize and maintain IT and software systems, running a nationwide field-service network to keep equipment and applications up and running. It blends systems integration with ongoing optimization, using SAFe and Agile methods to deliver software in small, tested increments. Its differentiators include employee ownership, leaders with experience from OEMs and government, and a strong focus on performance optimization and information assurance, including obtaining authority to operate (ATO) for secure apps and devices. The goal is to provide secure, reliable, and well-maintained government IT and software systems that enable missions and exceed customer expectations.

Company size
51-200
Company stage
Not listed
Total funding
Not listed
Headquarters
San Diego, CA
Founded
1995

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