HVAC/REFRIGERATION MASTER MECHANIC

WS214 $46,842 - $84,302
Creation Date: 06/29/1987
Change Date: 01/01/2025

FUNCTION OF WORK:
To perform major repairs and highly complex and technical installation and modification work (larger tonnage, multifunction electronic and electro-pneumatic controls, complete system installations, system modification, etc.) on all types of heating, ventilation, air conditioning (HVAC), and refrigeration equipment for a large complex or to serve as lead worker for a group of journeyman HVAC/Refrigeration Mechanics.

LEVEL OF WORK:
Advanced

SUPERVISION RECEIVED:
General from a HVAC/Refrigeration Mechanic Foreman.

SUPERVISION EXERCISED:
Lead worker over HVAC/Refrigeration Mechanics, apprentices, and helpers.

JOB DISTINCTIONS:
Differs from HVAC/Refrigeration Mechanic by responsibility for major overhaul and modification of complex, large tonnage, high horsepower centrifugal chillers and other advanced HVAC systems or lead worker responsibilities.

Differs from HVAC/Refrigeration Mechanic Foreman by lack of responsibility for full supervision of at least three subordinate mechanics and apprentices.

CORE COMPETENCIES:
CORE COMPETENCIES HAVE NOT BEEN IDENTIFIED BY STATE CIVIL SERVICE FOR THIS JOB TITLE. MORE INFORMATION ON THE SCS COMPETENCY MODEL CAN BE FOUND HERE.

EXAMPLES OF WORK:
EXAMPLES BELOW ARE A BRIEF SAMPLE OF COMMON DUTIES ASSOCIATED WITH THIS JOB TITLE. NOT ALL POSSIBLE TASKS ARE INCLUDED.

Performs advanced repairs, troubleshooting, and modifications to all types of HVAC and refrigeration systems.

Performs major complete system overhauls of large tonnage, high horsepower centrifugal and reciprocating chillers and refrigeration equipment used in comfort conditioning and in large walk-in food coolers and freezers.

Performs highly specialized electrical power installations; pneumatic, electrical, and electronic controls; and sheet metal and plumbing installations relative to each job.

Performs major replacements, new installations, and modifications of HVAC and refrigeration equipment of all sizes.

Assists in the training of HVAC/Refrigeration Mechanics and apprentices.

Regulates flow and starts and stops pumps, chillers, hot water systems, etc. associated with HVAC and refrigeration systems.

Operates, regulates, and adjusts domestic and hot water boilers, circulating pumps, chillers, and refrigeration systems associated with building operation.

Performs air balancing in HVAC distribution systems.

Oversees work of subordinate HVAC/Refrigeration Mechanics.

Estimates time and material for HVAC/Refrigeration repair jobs.

Inspects and approves work of contractual employees.

QUALIFICATION REQUIREMENTS:
MINIMUM QUALIFICATIONS:
Three years of experience or training in the installation and/or maintenance of heating, ventilating, or air conditioning systems.