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Network Administrator

Definitions:

  A person who manages a local area network (LAN) within an organization. Responsibilities include ensuring network security, installing new applications, distributing software upgrades, monitoring daily activity, enforcing licensing agreements, developing a storage management program, and providing for routine backups.
Sources:
NIST SP 800-44 Version 2

  A person who manages a network within an organization. Responsibilities include network security, installing new applications, distributing software upgrades, monitoring daily activity, enforcing licensing agreements, developing a storage management program, and providing for routine backups.
Sources:
NIST SP 800-45 Version 2