What is system administrator?
A system administrator or sysadmin is a person who is responsible for the upkeep, configuration, and reliable operation of computer systems; especially multi-user computers, such as servers. The system administrator seeks to ensure that the uptime, performance, resources, and security of the computers they manage meet the needs of the users. End users frequently interact with sysadmins through support ticketing systems and sysadmins respond with appropriate changes and …