![]() Setting up cron jobs on your Unix and Linux system using the crontab command.How to view and troubleshoot with Unix and Linux log files.You must know how to read manual pages using the man command or help command. Documentation in form of internal wiki.You must know how to use tools such as wireshark and nmap command) firewalls and intrusion detection systems. A sysadmin must have a strong grasp of computer security (e.g. Implement the policies for the use of the computer system and network.Update system as soon as new version of OS and application software comes out.Create a backup and recover policy (disaster recovery ).Install software using tools such as apt command/ apt-get command, dnf command/ yum command, zypper command, apk command and others.Quickly arrange repair for hardware in occasion of hardware failure.Verify that peripherals are working properly.User administration (setup and maintaining account).The system administrator is responsible for following things: Other duties may include scripting or light programming, project management for systems-related projects. Sysadmins are usually charged with installing, supporting, and maintaining servers or other computer systems, and planning for and responding to service outages and other problems. The duties of a system administrator are wide-ranging, and vary widely from one organization to another. Role and duties of a system administrator ![]()
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