5 years of hands-on experience in IT infrastructure or systems administration Deep expertise and comfort with Windows Server Administration (2012 and later) and the related service stack Strong working knowledge of Cisco ASA firewalls, Cisco switching/routing, and site-to-site VPN tunnels Active Directory (AD) administration, including group policy management and Windows DNS configuration Familiarity with Oracle Database environments for operational support and maintenance Experience with VMware services, including VMware data center virtualization and VMware Horizon Experience writing technical design documents and maintaining documentation