All Services Programming & Development Systems Administrator $50/hr · Starting at $50 IT Generalist with extensive experience with Linux, Windows Server, Xenserver, Xenapp, Cisco VOIP & Networking. I have more than 20 years experience as a Linux / Windows admin and with Citrix products in Thin Client / BYOD environments. About $50/hr · Ongoing Download Resume IT Generalist with extensive experience with Linux, Windows Server, Xenserver, Xenapp, Cisco VOIP & Networking. I have more than 20 years experience as a Linux / Windows admin and with Citrix products in Thin Client / BYOD environments. Skills & Expertise Admin SupportCiscoCisco VoIPLinuxNetworkingServer AdministrationSystems EngineeringVirtualizationVoIPWindowsWindows Server 0 Reviews This Freelancer has not received any feedback. Browse Similar Freelance Experts Server AdministratorsCisco VoIP ServicesWindows Server ExpertsNetworking ProfessionalsVoIP Services