HVAC Refrigeration Piping & Low-Voltage Foreman

Tempe Mechanical; Tempe (AZ); On-site; USD 48,000 - 55,000; Full time

Benefits offered by this job

Medical Insurance

Dental Insurance

Vision Insurance

Life Insurance

Company Events & Team Culture

Profit Sharing Retirement Plan

ZayZoon - Wages on Demand

6 Paid Holidays

48 Hours of Paid Time Off

40 Hours of Sick Time

Job summary

Tempe Mechanical is seeking a Refrigeration Piping / Low Voltage Foreman for its New Construction HVAC Division. This role reports to the HVAC Superintendent and is based at the Greater Phoenix area, Tempe corporate office.

You will lead refrigerant piping, install low voltage components, and oversee controls subcontractors, equipment start-ups, and field commissioning. The ideal candidate brings journeyman-level refrigeration/HVAC piping experience, EPA 608 certification, and strong safety

Qualifications

• Journeyman-level refrigeration and HVAC piping on commercial projects.
• EPA Section 608 Universal certification (refrigerant handling) required.
• Demonstrated brazing proficiency.
• Working knowledge of low voltage HVAC controls, thermostats, relays, and sensor wiring.
• Ability to read and execute mechanical drawings, control diagrams, and equipment submittals.
• Valid Arizona driver's license and clean driving record.
• Preferred: commissioning experience, Facility Grid familiarity, start-up certifications (VRF, chiller, rooftop), coordination of controls or BAS subcontractors, OSHA 30; bilingual English/Spanish is a plus.

Responsibilities

• Refrigeration Piping (Self-Perform): lead installation, brazing, testing, evacuation, and charging per specs.
• Low Voltage & Controls Support: install/terminate wiring, verify device functionality at start-up.
• Controls Subcontractor Oversight: coordinate field sequencing and ensure readiness.
• Equipment & Factory Start-Up: oversee start-ups and ensure prerequisites are met.
• Commissioning: own field commissioning process and maintain docs.
• Documentation, Field Leadership & Safety: daily reports, safety compliance, and coordination.

Skills

Journeyman-level refrigeration & HVAC,

EPA 608 Universal certification

Brazing proficiency

Low voltage HVAC controls knowledge

Reading/interpreting mechanical & EDS

Valid AZ driver's license

Bilingual (English/Spanish) a plus

Tools

Facility Grid

VRF platform

Chiller platforms

Rooftop unit platforms

Job description

Tempe Mechanical is seeking a Refrigeration Piping / Low Voltage Foreman for its New Construction HVAC Division. This role reports to the HVAC Superintendent and is based at the Greater Phoenix area, Tempe corporate office.

You will lead refrigerant piping, install low voltage components, and oversee controls subcontractors, equipment start-ups, and field commissioning. The ideal candidate brings journeyman-level refrigeration/HVAC piping experience, EPA 608 certification, and strong safety