Provided technical assistance concerning the use of computer hardware and software, including printer, fax, and scanner installation, word-processing, electronic mail, and operating systems for over 30 workstations. Analyzed, tested, and evaluated network systems, Internet, Intranet, and other data communications systems for more than 30 desktop workstations. Increased reliability with virus removal and routine system upgrades in excess of 30 desktop workstations. Increased reliability and readiness in operations such as system backups and restores, and adding, modifying, and deleting user accounts. Installed operating systems, applications, and peripherals. Evaluated local area network performance data to ensure sufficient availability and speed, to identify network problems, and for disaster recovery purposes. Installed new hardware and software systems, including security and firewall software components, ensuring integration with existing network systems. Stood various watch stations inside combat information systems such as surface radar controller, navigation plotter, ownships display assistant, and identification supervisor, and tactical data links.Functioned as plotters, radio-telephone and Command and Control sound-powered telephone talkers and maintain Combat Information Center (CIC) displays of strategic and tactical information. Operated surveillance and altitude radars' Identification Friend or Foe (IFF), and associated equipment. Served as Air Traffic Controllers for helicopters and fixed-wing supersonic jet aircraft. Served as watch supervisors and section leaders; interpret and evaluate presentations and tactical situations and make recommendations to supervisors during watch conditions. Applied a thorough knowledge of doctrine and procedures applicable to CIC operations contained in U. S. Navy Instructions and Allied or U.S. Navy Publications and procedures necessary for radar navigation contained in Naval Oceanographic Office publications.