Analysis Skills, Best Practices, Capacity and Performance Management, Communication Skills, Cross-Functional, Customer Support/Service, DNS (Domain Name System), Detail Oriented, Documentation, File Systems, Firewalls, Hardware Virtualization, ITIL (IT Infrastructure Library), Identify Issues, Interpersonal Skills, Leadership, Linux Administration, Linux Operating System, Multitasking, Network Attached Storage (NAS), Network Connectivity, Network Operations Center, Network Routing, Performance Analysis, Performance Tuning/Optimization, Problem Solving Skills, Production Systems, RAID Storage, Red Hat Linux Operating System, Service Level Agreement (SLA), Software Engineering, Software Patches, Storage Area Network (SAN), TCP/IP (Transmission Control Protocol/Internet Protocol), Time Management, Ubuntu, VLAN (Virtual Local Area Network), VMWare, VMWare ESX/ESXi, VMWare vCenter, VMWare vSphere, Validation Testing, Virtual Machine (VM), Wireshark (Ethereal), tcpdump