Kaspersky Security Center managing(KSC)for cca 1070 workstations,Windows 2012 R2 Active Directory and DC configurations and virtualization,Windows Server 2016&2019 advanced administration,HyperV&VMWare,Azure and AWS,SAN and NAS technologies,ticketing systems,data and disaster recovery,building policies and security in Domain and on KSC,Office's applications management,1st and 2nd line support-onsite and remote,OS imaging(Acronis),backup and patching,deploy&configure Linux server system,remote interactions,videoconferencing,network sharing,working on network&applications planning and implementation,TCP/IP,VPN,LAN and WAN,Wireshark managing, PowerShell scripting,manage Mac OSX and Mac OS,installing software& hardware,troubleshooting,resolving printing & software problems,fixing mobile devices,experience with DELL,IBM,HP and Fujitsu Siemens equipments,collaboration with vendors,administering and coordinating hardware orders and licenses,making guides and labs,giving classes,etc.,etc.