functionality and security issue resolution; Administrate infrastructure, including firewalls (Fortigate) (Fortigate), malware protection software (ESET Remote Administrator), virtual servers (VMware), domain controller Preferably 3 years' experience in systems administration Familiar with networks (LAN, WAN) and patch 1011 and Server 20192022, Active Directory administration (users, groups, group policy, DNS, DHCP, organizational