Mechanic A - HVAC/R, Asc

Standard Job Description 
 1. Lays out, installs, maintains and repairs heating, ventilation, air conditioning and refrigeration (HVAC/R) (Cooling and Combination Cooling & Heating Equipment) machinery, auxiliary equipment and piping including such items as: condensers pumps, compressors, air handlers, portable chillers, air flow systems, and related items of refrigeration and air conditioning systems. Make repairs/replace motors in HVAC Equipment. Adjusts and regulates all valves, controls, thermocouples and thermostats to balance the system. Performs periodic maintenance (PM) on HVAC/R equipment. 2. Uses computerized control systems to operate, monitor, and troubleshoot HVAC/R equipment. Maintains proper water treatment of all water cooled condensers. 3. Inspects and examines various component parts of the HVAC/R system to diagnose equipment failures, to detect leaks in piping and associated fittings and to perform emergency repairs. Checks building automated systems and makes adjustments and checks equipment. 4. Disassembles, overhauls and rebuilds HVAC/R equipment as required such as air handlers, coils, shafts, bearings, sheaves, belts, valves, springs, and connections to examine and note their condition; installs new piping, packing, couplings, valves, etc. to stop leaks. 5. Loads oils and refrigeration mediums into refrigeration systems as necessary. Evacuates refrigerant from systems as per Environmental Protection Agency (EPA) regulations and the Clean Air Act. Insulates refrigerant piping as required. 6. Analyzes major HVAC/R equipment breakdowns and determines the best method to correct the malfunctions; performs alignment and operational checks necessary to eliminate all mechanical or electrical failures. Replaces internal mechanical parts as required and makes repairs on HVAC/R equipment and related components, replacing fuses, contactors, relays, electrical safety devices, and printed circuit boards, adjusting and/or replacing control units and thermostats and items of similar complexity. 7. Operates “built up type” HVAC/R equipment by performing all major steps necessary to start equipment initially or after a shut down, periodically observing all components of the system in operation and making the critical adjustments for temperatures, pressures, air velocity, etc. Performs routine cleaning, adjustment, or preventative maintenance on equipment to ensure trouble free operation. 8. Directs, instructs and/or assists other employees in related work activities. May instruct and/or demonstrate methods of work to other employees on related work assignments as required in areas of proficiency to safely complete tasks. 9. Performs brazing as it pertains to repairs and servicing HVAC/R Equipment. Basic Qualifications 
 Basic Qualifications : - Journeyman Level Commercial HVAC/R experience - EPA Universal certification - Valid Drivers license - Low and medium Voltage experience - Basic knowledge in the following areas: Electric/pneumatic/DC/DDC controls, commercial refrigeration systems, medium and low-temperature storage, Centrifugal/screw chiller operation and repair, Chemical water treatment, Air Handler service/repair, Commercial humidification, Computer room A/C. - Required to obtain/maintain a security clearance as a condition of employment. U.S. Citizenship required. Desired Skills 
 Desired skills : - Customer Service - Cascade refrigeration - Commissioning Process - VFD repair - Integrated building - Network communications - DDC programming - OEM/Vendor interface skills Pay Information  $32.24 - $46.01 At  Lockheed Martin, we know mission success starts with taking care of our people. Our Total Rewards program is designed to attract top talent, support your well-being, and help you grow—both professionally and personally. The salary range for this position is as listed on the requisition. Please note that the salary information listed is a general guideline only.  Lockheed Martin considers