Industries & Professions /
Computer Network Administrators
Computer network administrators, or network specialists, design, install, and support an organization's local area network (LAN), wide area network (WAN), network segment, or Internet system. They maintain network hardware and software, analyze problems, and monitor the network to ensure availability to system users. Administrators also might plan, coordinate, and implement network security measures, including firewalls. Approximately 350,320 computer network and systems administrators work in the United States.