Updated December 2022

Organizations in every industry rely on computer networks. Businesses, hospitals, schools, and government agencies (just to name a few) use networking technology to share information and resources every single day.

Computer networks are systems connected by cables (wired) or wi-fi (wireless). Networks are built using hardware and software and in different configurations depending on the needs of the users.

This includes both LANs (local area networks) and WANs (wide area networks). 

When an organization uses a computer network, they also require someone to maintain, protect, update and troubleshoot it. That’s where network administrators come in. 

In this post, we’ll explore the main skills and responsibilities of a network administrator. Find out exactly what a network administrator does and the skills you'll need to get hired.