HVAC Technician Level 2 - Industrial/Commercial

Franklin, TN posted on April 29

Lee Company, a $150 million mechanical contracting, facilities, and home services company, was founded in 1944 and is the largest mechanical contractor in Tennessee with over 800 employees. Among its many recognitions, Lee Company was recently honored by the Associated General Contractors of America with the 2014 Subcontractor of the Year award in the $1 million – $2 million category and by the Tennessean newspaper as one of Tennessee’s Top Work Places.

 What we are proud to offer you

  • Healthcare Coverage
  • FSA (Flexible Spending Account)
  • Life Insurance
  • Short and Long-term Disability
  • Dental
  • Vision
  • 401K
  • Vacation/Sick Time
  • Holiday Pay

 Lee Company is driven by family values and strives to create an environment where employees can thrive.  We are looking to add to our family through the following position:

HVAC Service Technician 2 - Facility Solutions


This position is responsible to perform maintenance and service for our commercial HVAC customers. Utilize our technology, technical capability, and customer service to provide a great experience to our customer. Primarily responsible for performing installs, repairs and maintenance to a variety of equipment including: refrigeration, air conditioning, electric motors, heating units, heat pumps, hermetic compressors, light commercial furnaces, boilers, burners, intake and exhaust fans, economizers, humidifiers, capacity controls, semi-hermetic compressors, split systems, flame safeguard controls, air compressors, air driers, and packaged units.

Essential Duties and Responsibilities (include, but are not limited to)

  • Fully understands basic refrigeration cycle to include: identifying components in refrigeration circuit, understanding how each component works, diagnosing problems in the refrigeration circuit, using manifold gauge set, pressure/temperature chart and temperature measuring devices for routine maintenance and to troubleshoot. Understands refrigeration recovery, evacuation and charging. Understands the installation and sizing of refrigerant piping.
  • Fully understands basic electrical theory, how electricity travels, AC and DC currents, single phase and three phase circuits, and series and parallel circuits. Ability to read advanced wiring diagrams. Knowledge of Ohms Law. Ability to use multi-meters to read voltage, current and resistance values. Must be able to troubleshoot advanced electrical circuits.
  • Fully understands the fundamentals of temperature and humidity measurement and control in air conditioning units. Understands the process of treating air so as to simultaneously control its temperature, humidity, cleanliness and distribution. Ability to use a psychometric chart to determine the results of mixing air having various properties.
  • Fully understands basic heating cycle to include: identifying components in heating system, understanding how each component works, diagnosing problems in the heating system using a gas pressure test and other devices for routine maintenance and to troubleshoot. Fully understands the theory of combustion and how it relates to combustible fuels such as gas and oil. 
  • Fully understands the basics of multiple systems and how each component within the system operates in conjunction with the other components and how that impacts the overall operations of the system as a whole. These systems include air cooled, water cooled, hot water systems, chilled water systems, VAV systems, steam heating systems.
  • Basic knowledge of Windows operating system
  • A Technician II must be able to repair, adjust, maintain, retrofit and troubleshoot the following equipment:
    • Refrigerant controls (metering devices)
    • Hermetic and semi-hermetic compressors
    • Heat pumps to 20-ton and up
    • Split systems to 20-ton and up
    • Packaged units to 20-ton and up
    • All types and sizes of ductless splits
    • Electric Motors (3-phase and 1-phase)
    • Electric motor controls (contractors, starters, relays, disconnects, thermostats, etc.)
    • Light commercial furnaces, boilers, burners and related controls (oil and gas)
    • All types and sizes of water pumps
    • Intake and exhaust fans
    • Unit heaters (hot water, steam and electric)
    • Economizers
    • Humidifiers
    • Capacity Controls (unloader, hot gas bypass valves, fan cycling controls, motor masters)
    • Flame safeguard controls
    • Air compressors,
    • Air driers
    • VAV’s systems
    • VAV controls
    • VAV terminal boxes
    • Variable frequency drives
    • Various types and sizes of cooling towers
    • Various types and sizes boilers
    • Various types and sizes steam generators
    • Various types of static pressure controls
    • Pneumatic control systems
    • Various types and sizes of computer room systems
    • Various types and sizes glycol cooling systems

    A Technician II must be able to proficiently perform the following tasks

    • Soldering
    • Brazing
    • Combustion analysis
    • Heat load calculations
    • Heat loss calculations
    • Cooling load calculations
    • Basic navigation thru multiple building automation controls systems

Education and/or Experience

Universal EPA Certification

  • Minimum of 5 years of Commercial HVAC Service experience.
  • Must have a high school diploma or equivalent GED certificate
  • Manufacturers equipment certifications
  • Multiple seminar certifications