Question
5-10

HVAC Technician - Start-Up & Commissioning

10/29/2025

The Start-Up and Commissioning Technician ensures all systems, equipment, and controls are installed, tested, and operating according to design specifications before project handover. This role includes troubleshooting, providing checkout of HVAC units, and starting up new equipment.

Working Hours

40 hours/week

Company Size

201-500 employees

Language

English

Visa Sponsorship

No

About The Company
MAXAIR Mechanical, founded in 1988, is a people first company. We pride ourselves on hiring quality people who do quality work. We aim to provide the highest quality design, installation, and maintenance of commercial and industrial HVAC Systems, Plumbing and Controls in the Metro Atlanta and surrounding areas. MAXAIR serves a variety of vertical markets including Data Centers, Industrial & Manufacturing Facilities, Healthcare, Office Buildings, Institutional Facilities, and many more. We are a Service Logic Company. MAXAIR's highly qualified and experienced team of professional engineers, project managers, and field technicians assures all aspects of your heating and cooling system are optimized for maximum reliability, up-time, and building efficiency.
About the Role

Description

The Start-Up and Commissioning Technician is responsible for ensuring all systems, equipment, and controls are installed, tested, and operating according to design specifications before project handover. This role involves working on construction sites occupied and unoccupied, demo work of HVAC units, troubleshooting, providing checkout of HVAC units, and starting up new equipment and providing data. As a technician you will work with following type of units; water source heat pumps, pumps, mini split units, package/rooftop units, VRF, and VAV's/PIU's. 

Requirements

***MUST have commercial experience, NOT just residential. Seeking someone with experience handling equipment such as: Water Source Heat Pump(WSHP), PIU's , VAV's, VRF Systems.*** 


Technicians will collaborate closely with engineers, contractors, and clients to ensure project completion meets performance and safety standards. 

Equipment Start-Up & Commissioning

  • Perform start-up and commissioning of newly installed HVAC systems including:
    • Water Source Heat Pumps
    • Pumps and Hydronic Systems
    • Mini Split Systems
    • Packaged and Rooftop Units (RTUs)
    • Variable Refrigerant Flow (VRF) Systems
    • Variable Air Volume (VAV) / Powered Induction Units (PIUs)
  • Verify system operation matches design intent, sequence of operations, and manufacturer’s guidelines.
  • Record and submit start-up data, performance metrics, and control readings.
  • Troubleshoot start-up issues and collaborate with controls, electrical, and mechanical teams to resolve problems.

Equipment Checkout & Testing

  • Conduct system checkout for wiring, piping, and control verification prior to energizing equipment.
  • Verify power, control wiring terminations, and sensor calibration.
  • Ensure all safety and operational controls are functional prior to turnover.
  • Documentation and reporting

Demolition & Replacement Work

  • Perform demo and retrofit work on existing HVAC systems in both occupied and unoccupied construction environments.
  • Safely disconnect, remove, and replace units as required by project scope.

Coordination & Communication

  • Work closely with project managers, foremen, and controls technicians to ensure systems meet performance and turnover      requirements.
  • Communicate effectively with clients, general contractors, and other trades during project execution.

Knowledge, Skills, and Qualifications

Skills & Knowledge:

  • Strong understanding of HVAC systems, controls, and electrical wiring.
  • Proficient in reading blueprints, wiring diagrams, and control schematics.
  • Familiar with BAS/controls systems (Johnson, Trane, Carrier, Daikin, etc.).
  • Ability to use test instruments such as multimeters, manometers, and refrigerant gauges.
  • Excellent troubleshooting, documentation, and time management skills.

Qualifications:

  • EPA Universal Refrigerant Certification
  • OSHA 10/30 Certification
  • Successfully pass a background check and drug screening
  • Become a member of the Local 72 Union
  • Minimum 7 years of experience in Commercial HVAC service, start-up, or commissioning on commercial construction projects.
  • Valid Driver’s License
Key Skills
HVAC SystemsControlsElectrical WiringBlueprint ReadingWiring DiagramsControl SchematicsBAS SystemsTroubleshootingDocumentationTime ManagementTest InstrumentsRefrigerant GaugesMultimetersManometersSafety StandardsPerformance Metrics
Categories
TradesConstructionEngineeringManufacturingEnergy
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