Commercial EOL HVAC Technicians

FlexTrades•Dallas, TX

1d•Onsite

About The Position

Overview Flextrades is hiring highly skilled and safety-conscious Test Technician to perform end-of-line testing (EOL) on complex thermal management units. This role involves a combination of mechanical, electrical, and refrigerant-based testing operations in both indoor and outdoor environments. The ideal candidate will have a strong background in industrial HVAC systems, electrical troubleshooting, and refrigerant handling. EPA 608 Universal Certification for refrigerant handling is required. Project Specs: 6 Month Duration onsite in MO Payrate: $42/hr Per diem: $45/day Guaranteed 50-hour workweek Hotel accommodations and travel pay included Must pass a background check and drug test Must have EPA 608 Universal Certification

Requirements

EPA 608 Universal Certification for refrigerant handling
Experience with industrial HVAC systems, including chillers, boilers, fans, and pumps.
Strong understanding of 3-phase power, VFDs, and high-voltage safety.
Ability to work from non-sequential test reports and tribal knowledge—must take notes and learn from verbal instruction.
Comfortable working indoors, outdoors, and at heights.
Willingness to work overtime as needed, including extended hours to complete test cycles.
Basic computer skills, including Excel for data entry and test documentation.
Ability to lift and maneuver equipment safely; team lift or mechanical assist required for items over 50 lbs.
HVAC
Electrical Troubleshooting Skills
Troubleshooting Skills
Electrical Systems Diagnostics & Repair
Electrical Installation
Electrical Troubleshooting
Hi-Pot (High Potential) / High Voltage Testing
Electrical / Electronic Systems
HVAC Service & Installation
HVAC Maintenance
HVAC Troubleshooting
High Voltage Systems
Boiler Troubleshooting
Boiler Operation

Responsibilities

Perform glycol, nitrogen, and helium testing on brazed and assembled piping.
Conduct hi-pot (dielectric) testing to verify insulation integrity.
Test wiring on all 28 fans per unit to ensure proper electrical connections.
Perform evacuation pump testing and install pumps on units.
Charge units with R-1234ze refrigerant using weight, current, and pressure metrics.
Test water pipes by cycling hot and chilled water to verify chiller performance.
Troubleshoot electrical faults (e.g., mis wired components, faulty terminations).
Push varying amperage to condenser fans to verify function and direction.
Conduct boiler, chiller, and filter dryer testing at specific PSIs.
Read and interpret fault codes from VFDs (Variable Frequency Drives).