Facilities HVAC Technician IV

Lennox InternationalRichardson, TX
Onsite

About The Position

As part of the machine/building maintenance team, the person in this position leads highly complex repairs, modifications and preventative maintenance on buildings, facilities, equipment, fixtures and systems. This role diagnoses, troubleshoots, and repairs complex HVAC systems and equipment. It also performs preventive and predictive maintenance on commercial and industrial HVAC systems, and installs, tests, and commissions various HVAC equipment. The technician will read and interpret blueprints, schematics, wiring diagrams, and control sequences, and troubleshoot electrical, mechanical, and control-related issues. Working with Building Automation Systems (BAS) and energy management systems is also a key part of this role. Additionally, the technician will perform refrigerant recovery and charging in compliance with EPA regulations, monitor system performance, and recommend operational improvements. Coordination of major repairs and equipment replacements with contractors and vendors, ensuring compliance with safety standards, and accurate completion of work orders and logs are also responsibilities. Participation in emergency response and after-hours support, as well as assisting with project planning and system upgrades, may be required.

Requirements

  • High school diploma or GED required.
  • EPA Universal Certification required.
  • Minimum 8 years of commercial or industrial HVAC experience.
  • Advanced knowledge of HVAC controls.
  • Advanced knowledge of Electrical systems.
  • Advanced knowledge of Refrigeration cycles.
  • Advanced knowledge of Variable frequency drives (VFDs).

Nice To Haves

  • HVAC certification or trade school training preferred.

Responsibilities

  • Diagnoses, troubleshoots, and repair complex HVAC systems and equipment.
  • Perform preventive and predictive maintenance on commercial and industrial HVAC systems.
  • Install, test, and commission HVAC equipment, including: Chillers, Boilers, Air handling units (AHUs), Rooftop units (RTUs), Variable air volume (VAV) systems, Cooling towers, Pumps and motors, Split systems and VRF systems.
  • Read and interpret blueprints, schematics, wiring diagrams, and control sequences.
  • Troubleshoot and repair electrical, mechanical, and control-related issues.
  • Work with Building Automation Systems (BAS) and energy management systems.
  • Perform refrigerant recovery and charging in compliance with EPA regulations.
  • Monitor system performance and recommend operational improvements.
  • Coordinate major repairs and equipment replacements with contractors and vendors.
  • Ensure all work complies with OSHA, EPA, local codes, and company safety standards.
  • Complete work orders, maintenance logs, inspection reports, and documentation accurately.
  • Participate in emergency response and after-hours support as required.
  • Assist with project planning, scheduling, and system upgrades.

Benefits

  • tuition reimbursement
  • medical, dental, and vision insurance
  • prescription drug coverage
  • 401(k) retirement plan
  • short-term disability insurance
  • 8 weeks paid birthing leave
  • 2 weeks paid bonding leave
  • life and long-term disability insurance
  • 12 days paid time off
  • 2 paid well-being days
  • 1 paid volunteer day
  • 9 to 11 paid company holidays depending on the year
  • 3 floating holidays per year
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