Access Control, Administrative Skills, Air Force, Apache Web Server, Best Practices, Cisco Switches, Commercial Off-the-Shelf (COTS), Communication Systems, Communications Security (COMSEC), Computer Networks, Computer Security, Computer Servers, Computer Systems, Customer Support/Service, Database Backup, Enterprise Protection, Firewalls, Forensic Science, Government Off-the Shelf (GOTS), Government Organizations, Hardware Administration, Identify Issues, Incident Response, Industry Standards, Information/Data Security (InfoSec), Internet Security, Intrusion Detection Systems, Intrusion Detection and Prevention (IDP), Lift/Move 50 Pounds, Local Area Network (LAN), Microsoft Exchange Server, Microsoft Hyper-V, Microsoft IIS Web Server (Internet Information Services), Microsoft Office, Microsoft SQL Server, Microsoft Windows Desktop, Microsoft Windows Operating System, Microsoft Windows Server, Military, Nessus, Network Administration/Management, Network Design, Network Performance/Analysis, Network Systems, Operating Systems, Oracle Database, Performance Metrics, Problem Solving Skills, Red Hat Linux Operating System, Resolve Customer Issues, Risk Analysis, Risk Management Framework (RMF), SAP, Scripting (Scripting Languages), Security Information and Event Management (SIEM), Security Policy, Security-Enhanced Linux (SELinux), Sensitive Compartmented Information (SCI), Software Patches, Software Upgrades, System Operations, Systems Administration/Management, Technical Analysis, Technical Support, Tomcat, United States Citizen, United States Department of Defense (DoD), VMWare, VMWare ESX/ESXi, Videoconferencing, Virtualization, VoIP (Voice over IP), Wide Area Network (WAN), Windows Server Update Services (WSUS), Xen Hypervisor