Network and computer systems administrators are responsible for the day-to-day operation of these networks. They organize, install, and support an organization’s computer systems, including local area networks (LANs), wide area networks (WANs), network segments, intranets, and other data communication systems.

Duties

Network and computer systems administrators typically do the following:

  • Determine an organization’s network and computer system needs before setting one up
  • Install all network hardware and software and make needed upgrades and repairs
  • Maintain network and computer system security and ensure that all systems are operating correctly
  • Collect data in order to evaluate and optimize network or system performance
  • Add users to a network and assign and update security permissions on the network
  • Train users in the proper use of hardware and software
  • Interpret and solve problems when a user or an automated monitoring system alerts them that one exists

Bureau of Labor Statistics, U.S. Department of Labor, Occupational Outlook Handbook: http://www.bls.gov/ooh/computer-and-information-technology/network-and-computer-systems-administrators.htm