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ACIS

acisinc.com

ACIS is an on-call air conditioning contractor and HVAC Service Company in St, Mckinney, Texas.

Open roles
10
New role every
~7.5 days

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Score: 75
Repost rate (90d) 0% Wikipedia Yes Stale listings 0% New cities (90d) 1 Buzzword-heavy listings 8% Role diversity (90d) 0 distinct titles SEC Form D filed 4385 days ago GitHub org No

Job facts

Location
Pflugerville, Texas, United States of America
Posted
May 07, 2026
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Senior Commercial HVAC Tech. III

at ACIS


POSITION SUMMARY

The Technician III is a senior-level commercial HVAC technician responsible for expert-level service, maintenance, troubleshooting, and repair of complex HVAC systems, including centrifugal chillers, large tonnage packaged units, built-up DX split systems, and both air- and water-cooled scroll, reciprocating, and screw chillers. This role requires a high degree of technical skill and professionalism, with the ability to represent the company through courteous and tactful communication with a diverse client base.

ESSENTIAL DUTIES AND RESPONSIBILITIES

The essential functions include, but are not limited to the following:

• Maintain, troubleshoot, diagnose, and repair commercial HVAC equipment, including but not limited to the following:

o 40 – 100-ton package units

o WSHP

o VAV and FPB

o VRF systems o Centrifugal chillers

o Pumps o Air-cooled and water-cooled chillers

o Cooling towers

o Self-contained units

o Variable frequency drives

o Complex electrical systems

  • Ensure a safe and clean work environment by adhering to all safety protocols and consistently using required personal protective equipment (PPE)
  • Maintain a clean, well-organized, and fully stocked company vehicle to support efficient service delivery
  • Properly manage, coordinate, and maintain company-issued tools, equipment, and inventory
  • Lead and manage assigned service and maintenance projects, working closely with Account Managers and Service Coordinators to schedule labor, parts, and subcontractors as needed
  • Plan and communicate daily schedule and work updates in coordination with the Service Coordinator
  • Accurately complete and submit timecards, service tickets, inspection reports, and other required documentation in a timely manner
  • Collaborate with other team members, including Service Coordinators and Service Supervisors, to proactively anticipate and develop solutions to client problems
  • Clearly communicate diagnostics, recommended actions, and solutions to clients and internal teams both verbally and in writing
  • Perform other related duties and responsibilities as assigned to support department and company goals