Windows- und Linux Server Administration, Ubuntu, Redhat, Debian, Mac OS, iOS, ActiveDirectory, Extra ID, LDAP, VMWare, Proxmox, Fortinet, Fortigate, Sophos, HP, Lenovo, Dell, Netzwerk Administration, Switches, Firewalls, Router, WAN/LAN, VLAN, Monitoring, checkMK, OMD, RMM, Mail-Archiving, Backup und Restore, Veeam, AI/KI Lösungen, Gemini, ChatGPT, Claude, Beratung, Support, Hotline, EDV Notfall
