HVAC Mechanic III

Piedmont Service Group•Martinsville, VA

About The Position

Piedmont Service Group is a privately held energy efficiency and facilities services company established in Raleigh, North Carolina, in 1971. It serves commercial, industrial, institutional, and government organizations through local accredited and licensed professionals across the Carolinas and Virginia. The HVAC Mechanic III independently performs routine preventive and predictive maintenance, advanced troubleshooting, and complex repairs on a broad range of HVAC/R systems. The role requires advanced working knowledge of mechanical and controls systems, including pneumatic and DDC controls, and proficiency with VRF, hydronic, VAV, constant-volume, VFD, CRAC, and DX systems. Work primarily involves DX equipment components, including electrical, refrigeration, gas systems, VAV and mixing boxes, fan boxes, and pumps. The mechanic seeks technical information to support accurate diagnostics and system optimization, follows required safety protocols, and mentors Level I and Level II HVAC Mechanics. The position reports to the Danville, Virginia office.

Requirements

  • Advanced working knowledge of all HVAC/R systems.
  • Proficiency with VRF, hydronic, and DDC controls systems.
  • HVAC vocational training, job-related experience, and/or a trade certificate.
  • More than five years of HVAC experience, plus two years of demonstrated troubleshooting experience.
  • Ability to communicate services performed to customers.
  • Knowledge of chillers, boilers, furnaces, HVAC/R, cooling towers, controls, CRAC units, BMS, and VAV systems.
  • Knowledge of HVAC/R systems and installations, mechanical drawings, ductwork, sheet metal construction, and refrigerant management.
  • Universal CFC Certification.
  • Ability to meet the listed physical demands, including lifting, climbing, working from ladders and overhead, and using mechanical lifts.

Nice To Haves

  • Associate degree, or applicable experience in lieu of an associate degree.

Responsibilities

  • Perform routine preventive and predictive maintenance and service repairs on HVAC systems without supervision.
  • Analyze, troubleshoot, repair, rebuild, start up, adjust, and replace mechanical equipment and control components.
  • Provide technical support to sales and technicians as required.
  • Identify predictive failures and provide accurate information for spot quotes.
  • Start up and commission complex HVAC equipment.
  • Diagnose and troubleshoot mechanical and electrical components.
  • Replace or repair defective components, including motors, controls, and electrical wiring.
  • Perform warranty repairs for HVAC systems and components.
  • Test systems after service to ensure proper functioning.
  • Read and interpret blueprints, wiring diagrams, and manufacturer specifications.
  • Maintain accurate service records and documentation.
  • Follow required safety protocols.
  • Mentor Level I and Level II HVAC Mechanics.
  • Utilize DST Technology.
© 2026 Teal Labs, Inc
Privacy PolicyTerms of Service