HVAC Service Technician

Lennox International•Houston, TX

About The Position

Lennox National Account Services (NAS), a wholly owned subsidiary of Lennox International, provides commercial HVAC maintenance and service across the United States. This technician performs field work supporting the installation, maintenance, and servicing of heating, ventilating, and air conditioning systems for commercial customers. The role includes on-site preventive maintenance, routine repairs, and calibration after installation, primarily on commercial rooftop HVAC units. Technicians handle basic products and problems and refer more complex issues to higher-level technicians. The technician uses technical skills and experience to determine service requirements, advises the manager about completed inspections and corrective actions, and works with a team to share information and workload while maintaining customer satisfaction. The role requires safe work practices, independent field work, occasional travel, and flexibility for overtime, weekends, and occasional night work.

Requirements

  • High school diploma or GED equivalent.
  • 2 to 6 years of hands-on commercial HVAC experience.
  • EPA Type I and Type II or Universal certification required.
  • Valid driver's license and acceptable driving record.
  • Complete the pre-employment drug test and background check process.
  • Technical aptitude to maintain, service, and troubleshoot equipment.
  • Excellent customer service skills.
  • Good electrical and mechanical diagnostic skills.
  • Ability to work independently and self-schedule.
  • Self-motivated to complete assigned tasks within time constraints.
  • Able to work with minimum supervision.
  • Ability to safely access rooftops using fixed or extension ladders, work at heights, load and unload tools and equipment from a work van, climb ladders, and repeatedly reach overhead.
  • Able to lift occasionally up to 75 pounds, lift occasionally to shoulder or overhead up to 25 pounds, push or pull a wheeled cart up to 150 pounds, and participate in manual tandem lifting of loads up to 125 pounds.

Nice To Haves

  • NATE certification.
  • Availability for occasional weekend and night work.

Responsibilities

  • Perform on-site preventive maintenance, routine repairs, and calibration after installation.
  • Use experience and technical skills to determine service requirements for preventive maintenance and system operations.
  • Handle basic, non-complex products and problems and refer more complex problems to higher-level technicians.
  • Advise the manager about preventive maintenance inspections performed and corrective actions to be taken.
  • Work in a team-based environment to share information and workload while ensuring customer satisfaction.
  • Work safely and ensure that safety measures are followed at all times.
  • Complete repairs and required paperwork.
  • Perform other duties as assigned.

Benefits

  • Competitive pay with weekly payroll.
  • Overtime available to increase earnings potential.
  • Company-paid vacation, personal days, and holidays.
  • Company vehicle, phone, personal protective equipment, and uniforms provided.
  • Ongoing training and development.
  • Matching 401(k).
  • Health and wellness benefits, including medical, dental, and vision insurance.
  • Pet insurance.
  • Perks and discounts.
  • Free subscriptions.
  • Tuition reimbursement.
  • Prescription drug coverage.
  • Short-term disability insurance.
  • Eight weeks of paid birthing leave.
  • Two weeks of paid bonding leave.
  • Life and long-term disability insurance.
  • Up to 10 days of paid time off and 10 paid holidays, depending on hire date and applicable eligibility requirements.
© 2026 Teal Labs, Inc
Privacy PolicyTerms of Service