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City of Austin - JOB DESCRIPTION

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Heating & Refrigeration Mechanic III

FLSA: Standard/Non-Exempt EEO Category: (70) Skill Craft
Class Code: 14320 Salary Grade: XP4
Approved: Last Revised: September 11, 2017

  Under general supervision, performs work of a complex nature, including installation, maintenance, and repair of residential, industrial and/or commercial heating, ventilation, air conditioning and refrigeration systems in City facilities.
Duties, Functions and Responsibilities:
  Essential duties and functions, pursuant to the Americans with Disabilities Act, may include the following. Other related duties may be assigned.

1.  Operates, maintains, troubleshoots, diagnoses and repairs chiller controls/safety circuits, and refrigerant circuits on multi-stage chillers, air conditioning systems, ice machines, and other equipment.
2.  Installs, maintains, troubleshoots, diagnoses, repairs and performs start-up of building automation system network devices and components.
3.  Designs and installs heating, air conditioning, refrigeration and ventilation equipment and systems.
4.  Calibrates and services thermostats, chillers and other system controls.
5.  Performs basic service on HVAC equipment including pumps, air handlers, cooling towers, and other mechanical systems.
6.  Reads and interprets profiles and blue prints.
7.  Maintains appropriate records.
8. Assist with supervisory tasks as required.

Responsibilities - Supervisor and/or Leadership Exercised:
  May provide leadership, work assignments, evaluation, training and guidance to others.
Knowledge, Skills, and Abilities:
  Must possess required knowledge, skills, abilities, and experience and be able to explain and demonstrate, with or without reasonable accommodations, that the essential functions of the job can be performed.
Knowledge of the operation, maintenance and repair of residential, commercial and industrial heating, ventilation, air conditioning and refrigeration systems.
Knowledge of occupational hazards and applicable safety rules and regulations.
Knowledge of tools, materials and methods used in maintenance and repair of ventilation, refrigeration and air conditioning.
Knowledge of applicable building codes.
Skill in presenting oral and written instructions.
Skill in reading plans and specifications and in laying out work.
Skill in performing emergency and routine repairs and maintenance as required.
Skill in understanding oral and written instructions.
Skill in estimating time, materials and costs.
Skill in performing heavy manual work.
Skill in tracing and analyzing causes of HVAC troubles and in making repairs.
Skill in conducting routine inspections for the purpose of determining conformity to ASHRAE, building code and safety standards.
Skill in organizing and prioritizing work.
Ability to analyze complex control sequences and resulting operations and to develop innovations to solve difficult technical problems.
Ability to acquire, through training and on-the-job experience, specialized knowledge in rapidly changing technology and applications.
Minimum Qualifications:

Education and Experience: Graduation from an accredited high school or equivalent, plus four years experience in repair and maintenance of commercial/industrial heating, ventilation, air conditioning or refrigeration systems, including chillers.

Completion of accredited training in air conditioning and refrigeration systems may substitute for one year of the required experience.

Licenses and Certifications Required:

Texas Driver’s License in good standing

EPA Refrigerant Recovery Certification

Must obtain unrestricted Texas Air Conditioning License for City use within 120 calendar days of hire.

Physical Requirements:
  Continuous outdoor activity, frequent sitting, standing, walking, squatting, bending, twisting upper body, climbing, exposure to extreme heat, cold, noise, mechanical hazards, fume/odor hazards, occasional kneeling, crawling, carrying up to 50 lbs., lifting up to 50lbs., client/ customer contact, indoor activity, exposure to electrical hazards, explosive hazards, biological hazards, dust/mites hazards.  May require employee to be medically cleared to wear respirator.

This description is intended to indicate the kinds of tasks and levels of work difficulty required of the position given this title and shall not be construed as declaring what the specific duties and responsibilities of any particular position shall be. It is not intended to limit or in any way modify the right of management to assign, direct and control the work of employees under supervision. The listing of duties and responsibilities shall not be held to exclude other duties not mentioned that are of similar kind or level of difficulty.