Junior network administrators not only set up computer networks for the organization, but are also responsible for monitoring and updating networks, establishing new networks, providing network security, and educating non-network employees on proper computer usage and maintenance. Junior network administrators are also in charge of purchasing computers and computer components, as well as software needed for day-to-day company operations.Junior network administrators work in a variety of fields, as any company that utilizes computer technology may employ them. Junior network administrators may work in private businesses, as well as non-profit and government organizations. Some organizations that frequently employ junior network administrators include banking institutions, higher education facilities, hospitals and related medical institutions, correctional and penal systems, and airports and aviation services, among others.A junior network administrator generally needs to possess at least an associate’s degree in computer science or a closely related subject. A bachelor’s degree may be the minimum required education for some companies. Experience may be required or preferred as well. Computer-based certifications such as Cisco, Citrix, and Novell system certifications may be beneficial.