Occupation it systems administrator

IT systems administrators install, configure and support an organisation's local area network (LAN), wide area network (WAN), Internet system or a segment of a network system. Maintain network hardware and software. Monitor network to ensure its availability to all system users and perform necessary maintenance to support availability.

Tasks

• Diagnose hardware and software problems and replace faulty components.
• Perform data backups and disaster recovery operations.
• Maintain and administer computer networks and related computing environments including computer hardware, systems software, applications software and all configurations.
• Plan, coordinate and implement network security measures to protect data, software and hardware.
• Operate master consoles to monitor the performance of computer systems and networks, and to coordinate computer network access and use.
• Perform routine network startup and shutdown procedures, and maintain control records.
• Design, configure and test computer hardware, networking software and operating system software.
• Recommend changes to improve systems and network configurations, and determine hardware or software requirements related to such changes.
• Confer with network users about how to solve existing system problems.
• Program in scripting languages, such as Javascript, PERL, CGI, Vbscript, etc.

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