The Enterprise Network Systems Administrator (or Network Administrator) (ENSA) works under the direction of a Principal Network Systems Administrator (PNSA) Supervisor who manages and oversees all aspects of work for the Enterprise Network. The ENSA’ job is to make sure that company networks align with business goals and objectives as well as the ability to problem solve and think critically. The ENSA is responsible for overseeing an organization’s computer systems or database networks to ensure proper maintenance and security. The ENSA applies their information technology expertise to their employer’s computer systems. The ENSA duties include working with other network professionals and IT staff to update cyber security measures, install hardware or software devices and troubleshoot problems. The ENSA also works with company employees to identify network or computer system needs, overseeing the installation of new hardware or software and using employee feedback to isolate issues. The ENSA is responsible for maintaining computer networks and systems including software, mainframes, VPNs, routers and other physical hardware; installing and configuring network equipment to update or fix hardware or software issues; updating virus protection software to keep data and communications protected; monitoring computer systems to improve network performance for computer systems and networks; communicating networking issues to other employees and management, especially in training new users; and fixing software and hardware configuration issues for users on-demand or from inspection of the systems. The ENSA may also be responsible for creating instruction manuals for employees to navigate company networks.