Install, configure, and maintain an organization's local area network (LAN), wide area network (WAN), data communications network, operating systems, and physical and virtual servers. Perform system monitoring and verify the integrity and availability of hardware, network, and server resources and systems. Review system and application logs and verify completion of scheduled jobs, including system backups. Analyze network and server resource consumption and control user access. Install and upgrade software and maintain software licenses. May assist in network modeling, analysis, planning, and coordination between network and data communications hardware and software.
According to the US Department of Labor, there are 350,300 people employed as network and computer systems administrators in the United States. The median annual salary is $84,800. Entry level employees earn approximately $52,830 per year and senior employees earn approximately $134,970 per year.
Estimates do not include other potential benefits such as health insurance, overtime pay, or retirement benefits that may be offered by employers.