Crandall ISDPublic school district · Crandall, Texas · 40 open roles

HVAC Mechanic - Refrigeration Specialist

District-wide · Crandall, TXFacilitiesPosted Oct 1
Pay not listedThe district's posting does not state a pay range.
Apply on district site
Where
District-wide · Crandall, TX
Posted
Oct 1, 2026
Experience
Mid-level
Listing expires
Nov 17, 2026

About this role

Primary Purpose:
Under general supervision, maintain, repair, and install heating and air conditioning systems and equipment throughout the district. Maintain and provide for the safe condition and operation of all HVAC systems in district facilities.

Qualifications:

Education/Certification:
High school diploma or equivalent
Valid Texas driver's license
Texas HVAC license or willing to obtain
EPA Refrigerant Transition and Recovery/Certification

Special Knowledge/Skills:
Knowledge of HVAC repairs, maintenance, and installation techniques
Ability to read and interpret blueprints, diagrams, schematics, and written reference material
Ability to perform mathematical calculations
Ability to diagnose and resolve problems
Ability to use hand and power tools

Experience:
Five (5) years experience in HVAC field

Major Responsibilities and Duties:

Maintenance and Repair

  • Diagnose and repair malfunctions in various types of heating and air conditioning systems. Repair, replace, or calibrate controls including thermostats and switches.
  • Install new heating and air conditioning systems and components and relocate and expand existing HVAC systems as needed. Fabricate, assemble and install duct work and piping according to code specifications and connect motors, compressors, temperature controls, and humidity controls according to wiring schematics.
  • Maintain preventative maintenance schedules and procedures for all HVAC equipment, including changing of filters and cleaning condensers and coils. Perform duct cleaning and air quality testing as needed.
  • Receive and complete work orders. Select materials and hardware, make time and materials cost estimates, and maintain accurate records on material and labor used.
  • Inspect jobs upon completion and ensure areas are clean.
  • Maintain inventory of district-owned tools, equipment, and materials including maintaining coolant dispensing records to meet federal requirements.
  • Assist energy manager to complete energy conservation surveys to realize most efficient, cost-effective use of HVAC energy.
  • Respond to emergency calls as needed.

Safety

  • Perform preventive maintenance on tools and equipment and ensure equipment is in safe operating condition.
  • Follow established safety procedures and techniques to perform job duties including lifting and climbing. Operate tools and equipment according to established safety procedures.
  • Correct unsafe conditions in work area and promptly report any conditions that are not immediately correctable to supervisor.

Other

  • Be available by phone, email, or video conferencing to confer with district personnel, students, and/or parents.
  • Communicate with students or parents on a regular basis via phone or video conference, email, or district-approved website.
  • Follow district safety protocols and emergency procedures.

Supervisory Responsibilities:
None

Mental Demands/Physical Demands/Environmental Factors:

Tools/Equipment Used: Electrical measuring and testing equipment; welding equipment, hand tools; power tools; hoist; light truck or van.
Posture: Frequent standing, kneeling/squatting, bending/stooping, pushing/pulling, and twisting; work in tiring and uncomfortable positions.
Motion: Frequent walking, climbing stairs/ladders/scaffolding, grasping/squeezing, wrist flexion/extension, and overhead reaching; frequent driving.
Lifting: Heavy lifting and carrying (45 pounds and over) on a daily basis.
Environment: Work outside and inside, on slippery or uneven walking surfaces, frequent exposures to extreme hot and cold temperatures, dust, toxic chemicals and materials, noise, vibrations, and electrical hazards; work around machinery with moving parts, may work in tight or enclosed spaces; may work alone; may work irregular and prolonged hours; frequent districtwide travel.
Mental Demands: Maintain emotional control under stress.

  • Attachment(s):
  • HVAC.pdf

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