Responsibilities may vary between organizations, but on-site servers, software-network interactions as well as network integrity/resilience are the key areas of focus. Network administrators are often involved in proactive work. This type of work will often include:
Network administrators may also technically take part (as required) in the management and maintenance of desktop computers, servers, printers, switches, routers, firewalls, software implementations, security updates, VPN gateways, file servers, intrusion detection systems, and a wide range of additional technologies associated with both software and hardware within the network.