Responsible for designing, organizing, modifying, installing, and supporting a company's computer systems. Designs and installs LANs, WANs, Internet and intranet systems, and Network segments.

An individual responsible for maintaining a multi-user computer system, including a local-area network (LAN). Typical duties include:
  • Adding and configuring new workstations
  • Setting up user accounts
  • Installing system-wide software
  • Performing procedures to prevent the spread of viruses
  • Allocating mass storage space

The system administrator is sometimes called the sysadmin or the systems administrator. Small organizations may have just one system administrator, whereas larger enterprises usually have a whole team of system administrators.

Responsible for designing, organizing, modifying, installing, and supporting a company's computer systems. Designs and installs LANs, WANs, Internet and intranet systems, and Network segments.