Job Information
NANA Regional Corporation HRAC Mechanic in Redstone Arsenal, Alabama
Serves as a journeyman mechanic that performs skilled work and resolve technical issues in the installation, testing, maintenance, and repair of Heating, Refrigeration and Air Conditioning (HRAC) systems. Conducts inspections and analyses of the operations of HRAC systems, identifies problem areas and performs preventive maintenance or corrective actions to bring HRAC systems to satisfactory performance. Recommends system replacement when inspections identify equipment end-of-life deficiencies. The work also includes the lubrication of bearings, replacing belts, and inspecting gaskets, seals, and pneumatic and electrical controls. Able to proficiently read and interpret schematic drawings, blueprints, and O&M Manuals to effectively carry out work assignments. Works in conjunction with electricians to provide safe power to equipment and HRAC Instrumentation and Control Mechanics to deliver fully functional HRAC systems.
Responsibilities
Performs the installation, troubleshooting, corrective and preventive maintenance, and repair of HRAC systemsto include complex centrifugal chillers, direct expansion, and chilled water-based cooling systems, air handling and distribution equipment.
Performs the safe introduction and recovery of HFC, HCFC, and CFC refrigerants. Maintains refrigerant exchange logs/records IAW Federal and State requirements.
Perform repairs and maintenance of reach-in, walk-in, stand-alone commercial refrigerators, ice machines, central plant chillers, free standing A/C Units, and roof top units.
Creates and submits requisition for spare parts and supplies for HRAC units. Ensure proper part description and model number are included to eliminateincorrect part ordering.
Performs repairs, maintenance, and preventative maintenancefor ventilation hoods in labs, cafeteria’s, refrigerant monitoring systems, and ventilation systems utilizing, VFD’s, DDC controls, motorized dampers and or BAScontrols.
Assistson facility air test and balancing projects, commissioning, and retro-commissioning projects upon request.
Inspect and test components installed by other contractors.
Perform quality assurance inspections on completed HRAC projects; ensures conformance with institutional standards, mechanical codes, OSHA regulations, lock out-tag out, confined space protocols, Material Safety Data Sheets, engineering specifications, and other regulatory requirements.
Uses a computer to create, compose, and edit technical and/or administrative reports and documentation.
Coordinates and monitors maintenance by outside specialty contractors, including replacement and repair of mechanical, electromechanical, and controls equipment.
Monitors and coordinates the installation of new equipment, to include training, documentation, and establishing maintenance procedures.
Read, interpret, and modify HRAC electrical, electronic and/or microprocessor schematics blueprints and logic controls.
Coordinates with other trade and warehouse personnel in the identification of proper and correct materials, parts assemblies, and requirements for a variety of requisitions necessary for the job/task.
May perform various lower classified duties such as (but not limited to) file maintenance, workspace cleanup, maintain warehouse space.
Performs miscellaneous job-related duties as assigned.
AUTHORITIES AND LIMITATION ON AUTHORITY:
Works independently. The Section Supervisor provides general supervision. Assignments may involve providing technical guidance to other technical and maintenance personnel. Accountable to the Section Supervisor for accomplishing assigned functions in accordance with contract requirements, Army/DoD regulations, and applicable federal and state laws and codes. Has authority to accomplish all assigned functions, with general guidance from supervisor, in accordance with contract and Army/DoD requirements and various codes.
Requires the use of company vehicle. In order tooperate a vehicle, individuals must be physically capable of operating the vehicles safely and must possessan appropriate valid state motor vehicle operator’s license.
Qualifications
Any combination equivalent to experience and education that could likely provide the required knowledge, abilities and skills listed above would be qualifying. A typical way to obtain the knowledge and abilities would be:
Experience – 5yearsof progressive experience in the maintenance and repair of a variety of HRAC systems.
Education – Equivalent to completion of the twelfth grade, supplemented by the equivalent three years of technical course work in HRAC Systems or DOL Apprenticeship Program.
5 Year journeyman experience.
Possess excellent written and verbal communication skills, tactful and cooperative in dealing with others, and speaks and understand English.
Must have organizing and coordinating skills.
Must have knowledge of theory behind HRAC systems operations.
Must have ability to work in elevated locations.
Must have the ability and skilled in the use of personal computers and related software applications.
Must have ability to analyze, assess, and reconfigure HRAC systemsoperations within area of specialty.
Must have knowledge of instrument calibration standards and tolerances.
Must have ability to communicate effectively orally, face-to-face, in a group setting, on the telephone, and in writing.
Must have ability to understand oral and written instructions; read and prepare wiring diagrams and blueprints; prepare and maintainaccurate records, reports, and job cost estimates.
Must possess Universal 410-A Safety & Training Certification or ability to obtain within 60 days.
Must have the ability to successfully accomplish, complete and/or pass, any Continuing Education (CE) training deemed necessary.
Must be able to distinguish color codes on wires and electronic devices.
Must be able to work in the stooped position, can crawl, climb, twist, hear, see, perform precise muscular movements of hands, walk over uneven terrain, and work in confined spaces.
Must hold a Universal CFC Certification.
Physical Demands & Working Conditions:
Work is in a variety of weather conditions, frequently in cramped conditions such as in electrical cabinets and mechanical rooms and may be required in hazardous or emergency situations.
Requires the close observation of digital or analog displays and data printouts to determine compliance with performance standards.
Must be able to distinguish color codes on wires and electronic devices and perform precise muscular movements of hands.
Some tasks, such as installation and maintenance, entail climbing ladders and working at heights over 10 feet above the ground. Maintenance and repair projects may necessitate the use of small hand tools such as saws, hammers, and screwdrivers.
Transportation of equipment to a job site may require carrying 20–50-pound objects for short distances over rough and uneven ground.
Alarm sirens at the work site require that technicians be able to hear audible warning devices.
Work in confined space may require the use of a self-contained breathing apparatus.