Refrigeration Mechanic

Job Summary: The Refrigeration Mechanic will install and maintain heating, air-conditioning, and ventilation equipment for logistics funded Arizona Army National Guard Facilities under supervision of a Physical Plant Supervisor.
This will include a wide variety of HVAC, Chillers, Boilers, Air handlers, ventilation systems, heat pumps and heaters.
Must be able to diagnose issues with freon and natural gases as well as electrical issues from switches to motors.
Job Duties: Responsibilities include:• Diagnosing and repairing malfunctions in heating and cooling equipment and controls.• Performing preventive maintenance and repair of electrical and mechanical heating and cooling components, electronic environmental controls and monitoring systems, generators, cooling tower systems with refrigeration compressors and condenser package heat pump units, exhaust fans, window air-conditioning units, split HVAC systems chillers, boilers (Naturals Gas, Propane, Fuel oil), Evaporative Coolers, Thermostatic controls, and space and radiant heaters.• Installing various HVAC Equipment and controls.• Servicing HVAC controls and equipment, modify schematics and install special electronic/electrical wiring projects, control units on new and existing equipment to meet the needs of the agency's statewide energy programs.
Specialized electrical/electronic systems include but are not limited to fuel cells, photo-voltaic arrays.• Installing miscellaneous heating and cooling equipment.• Keeping accurate records of work performed, fill out time sheets, expense vouchers, travel claims, vehicle reports or other routine agency reports.
Conferring with superiors, present and resolve difficult problems, and discuss plans and actions.• Procuring and stocking heating and cooling equipment parts and supplies.
Knowledge, Skills & Abilities (KSAs): Knowledge of:• Troubleshooting different types of HVAC equipment and components that support them, electrically, relays, circuitry and the controls which activate refrigeration units.• Reading and understanding blue prints and schematics of electrical circuits to analyze refrigeration malfunctions using performance using performance and test equipment.
• Must have extensive knowledge of safety procedures in working with or near potentially dangerous high voltage services.• Codes, standards, and regulations pertaining to the repair, modification and replacement of HVAC services, fixtures and apparatus.
• Operation of specialized building automation, HVAC controls and their respective systems.• How air flow is supposed to work in a building or specified area.Skilled in:• Refrigeration mechanics and be able to utilize electrical and HVAC diagnostic equipment.• Electrical mechanics and use of electrical diagnostic equipment.• The use of various HVAC manual tools, including but not limited to drills, grinders, sanders, sheet metal shears, saws and welding torches.• Maintaining and repairing various types of building automation and energy controls.• Diagnosing and troubleshooting repairs of various electronic controls and systems.Ability to:• Build, from components, electrical service entrance sections from 50 to 1500 amps.• Make mechanical estimates from blueprints and specifications.• Troubleshoot mechanical components, including HVAC equipment.• Analyze electrical/mechanical malfunctions using performance and test equipment.• Diagnose defective printed circuit boards, estimate repair costs and customize electrical designs.• To work outdoors and in different climatic conditions, to work indoors in confined quarters and to climb ladders and work at heights.
Selective Preference(s): Desired qualifications include any combination of experience, education and training that meets the knowledge, skills, and abilities described.
Preference given to candidates with a background in construction/building trades with experience in electrical/mechanical (HVAC/Refrigeration).
Experience with computer programs and computer mechanical controls programs.
Experience in low voltage controls and control systems.
Knowledge of electronic climate controls is a plus.
Pre-Employment Requirements: • Requires possession of and ability to retain a current, valid state issued driver's license.
Employees who drive on state business are subject to driver's license record checks, must maintain acceptable driving records and must complete a required driver training (See Arizona Administrative Code ).
• In State travel required.
• Candidates for this position will be required to submit to a criminal background investigation as well as possess the ability to achieve a favorable Tier 1 investigation for the purpose of obtaining a Common Access Card (CAC) within one year of hire.• Requires the possession of a Universal EPA Certificate within 1 year from the date of hire.If this position requires driving or the use of a vehicle as an essential function of the job to conduct State business, then the following requirements apply: All newly hired State employees are subject to and must successfully complete the Electronic Employment Eligibility Verification Program (E-Verify).
Benefits: The State of Arizona offers a comprehensive benefits package to include: • Sick leave• Vacation with 10 paid holidays per year• Health and dental insurance• Retirement plan• Life insurance and long-term disability insurance• Optional employee benefits include short-term disability insurance, deferred compensation plans, and supplemental life insuranceFor a complete list of benefits provided by The State of Arizona, please visit our Retirement: Eligible DEMA employees participate in excellent retirement programs provided by the Arizona State Retirement System (ASRS) and for fire personnel the Public Safety Personnel Retirement System (PSPRS).