COMPUTER SERVICE TECHNICIAN

 

DEFINITION


 Under direction repairs, services, and maintains computer system
 equipment and related peripheral devices; does related work as
 required.

 NOTE: The examples of work for this title are for illustrative
 purposes only. A particular position using this title may not perform
 all duties listed in this job specification. Conversely, all duties
 performed on the job may not be listed.


EXAMPLES OF WORK:


 Diagnoses, troubleshoots, and repairs microprocessor systems, related
 peripheral devices, and telecommunications hardware including digital
 controllers.

 Diagnoses, troubleshoots, and repairs telecommunications hardware
 attached to minicomputers and/or mainframe computer based systems
 including key systems, communication controllers, circuit and board
 components, printers, modems, cables, terminals, connectors, and disk
 drives.

 Diagnoses, troubleshoots, and effects repairs on all personal
 computers and communications and peripheral equipment including memory
 boards, disk controllers, monitors, personal computer tape devices,
 hard disks, floppy disks, power supplies, electronic switches,
 multiplexers, modems, digital controllers, terminals, printers,
 cables, and connectors.

 Assembles and/or configures and tests microprocessors, minicomputers,
 and/or mainframe computer based systems according to user and/or
 application requirements, and tests prior to their release to field
 locations for installation.

 Repairs electronic analog or digital computers and peripheral
 equipment, following schematics, diagrams, and handbook instructions.

 Inserts test programs and data in computer, and monitors processing
 from maintenance or operator's control panel, comparing system
 performance and output to predetermined standards to analyze cause of
 machine error or stoppage.

 Operates or observes computer and peripheral equipment during system
 and trouble localization tests to locate defective circuits and
 isolate faulty units.

 Tests suspect circuits, modules, and components using oscilloscope and
 other instruments to diagnose defects.

 Solders faulty connections and adjusts, repairs, or replaces defective
 electronic, electromechanical, or mechanical components according to
 service manuals, schematics, and diagrams.

 Performs preventive maintenance duties such as cleaning unit, mass
 replacing of transistors, tubes, or electronic components, and testing
 circuitry by simulating extreme operating conditions to locate and
 replace marginal components.

 Checks new devices and/or systems for compliance with controller
 specifications.

 Prepares regular, accurate, and informative reports relative to the
 operation and maintenance of microprocessor, minicomputer, and/or
 mainframe computer based systems and telecommunications hardware.

 Instructs others in the proper field operation of assigned systems.

 Maintains a library of manufacturers' catalogues, operating
 instructions, and repair manuals for all equipment and provides
 updates with latest vendor technical newsletter releases as required.

 Reviews trouble data reports of equipment failures, completes analysis
 of failure, and effects repairs as required.

 Prepares schematic wiring diagrams of auxiliary controller circuitry
 for special controller sequences and campus wiring configuration for
 either voice or data applications including local area networks.

 Troubleshoots telecommunications lines including in-house cable, lease
 lines, and digital circuits for all remote or local terminals and
 telecommunications hardware including those peripheral devices
 attached to a microprocessor, minicomputer, and/or mainframe computer
 based systems.

 Maintains an inventory of frequently needed parts and supplies.

 Prepares paperwork to order new parts, supplies, and equipment as
 required.

 Determines whether sources of difficulty are hardware or software
 related and refers software problems to the appropriate area of
 responsibility.

 Fabricates all types of computer cable for field or central sites as
 required.

 May install all communication and peripheral computer equipment, lay
 cables and hook up electrical connections..

 Will be required to learn to utilize various types of electronic
 and/or manual recording and computerized information systems used by
 the agency, office, or related units.

 REQUIREMENTS:

           EXPERIENCE:

              Two (2) years of experience in the maintenance and/or
 repair of an electronic computer and various peripheral equipment
 including communication lines and related equipment or, experience in
 a data or voice communications equipment environment involving
 troubleshooting and diagnoses of hardware/software problems and
 electronic equipment installations or, problem identification, repair,
 and resolution of telecommunications hardware/software malfunctions.

      NOTE: An Associates degree from an accredited college or
 university in Computer Science, Data Processing, Computer Service
 Technology, Electronics or Electronic Engineering Technology,
 Electronics and Computer Technology may be substituted for the above
 experience requirement. Applicants having a higher level degree in
 these fields are considered to have met the above experience
 requirement.

      NOTE: A certificate from an accredited vocational, trade,
 technical school or from the military service showing successful
 completion of a formal training program in the maintenance and repair
 of electronic and/or computer equipment may be substituted for the
 above experience requirement.

     LICENSE:

              Appointees will be required to possess a driver's license
 valid in New Jersey only if the operation of a vehicle, rather than
 employee mobility, is necessary to perform the essential duties of the
 position.

 KNOWLEDGE AND ABILITIES:

 Knowledge of electronic circuitry, theory, and practice of solid state
 circuitry as applied to microcomputers.

 Knowledge of data/voice telecommunications protocols and associated
 wiring.

 Knowledge of VOLT/OHM meters, break-out boxes, and cable testers as
 applied to data and voice communications equipment.

 Knowledge of tools and test equipment including oscilloscope, curve
 tracer, logic analyzer, digital multimeters, EIA testers, system data
 scope, and data testers used to isolate and repair malfunctions in
 electronic and digital circuitry including microprocessors,
 microcomputers, and peripheral equipment.

 Knowledge of manufacturers' diagnostic programs used to isolate and
 repair malfunctions in microcomputers and microcomputer components.

 Knowledge of the installation methods and techniques used to fabricate
 and install microcomputers, microcomputer components, voice systems,
 and peripheral equipment.

 Knowledge of cable fabrication techniques.

 Ability to use technical manuals as for the configuration of terminal
 controllers, data and voice communications error conditions, and
 microcomputer malfunctions and error conditions, terminals, printers,
 modems, multiplexers and all other communications and peripheral
 equipment.

 Ability to effectively interact with system users and vendors.

 Ability to read electrical/building/construction blueprints to make
 recommendations concerning the placement of conduits and/or
 communications cable installations.

 Ability to read and analyze complex schematic diagrams and logic
 diagrams.

 Ability to use sophisticated testing equipment including digital
 multimeters, EIA testers, system datascope, data testers and break-out
 boxes.

 Ability to learn the use of a protocol analyzer for diagnosing data
 communications errors as required.

 Ability to use electric and hand tools required for the maintenance
 and repair of computer system and peripheral equipment.

 Ability to comprehend functions or computer and peripheral equipment
 circuitry and components, to understand various number systems in
 which different computers operate, to interpret test panel lights, and
 to calibrate and operate test instruments.

 Ability to prepare reports.

 Ability to maintain records, reports, and files.

 Ability to learn to utilize various types of electronic and/or manual
 recording and information systems used by the agency, office, or
 related units.

 Ability to read, write, speak, understand, or communicate in English
 sufficiently to perform the duties of this position. American Sign
 Language or Braille may also be considered as acceptable forms of
 communication.

 Persons with mental or physical disabilities are eligible as long as
 they can perform the essential functions of the job after reasonable
 accommodation is made to their known limitations. If the accommodation
 cannot be made because it would cause the employer undue hardship,
 such persons may not be eligible.

 CODES: LG - 07605               MCK            6/23/03

 This job specification is for local government use only.