NetworkingTCP/IP, DHCP, DNS, VLANs, Ubiquiti UniFi, Auvik, firewall/routing fundamentals
Identity & AccessActive Directory, Microsoft 365 Admin, Group Policy, Conditional Access, MFA
Endpoint ManagementEndpoint Central, Atera, Goverlan, CrowdStrike, OS imaging & deployment
Cloud & TelephonyAWS Solutions Architect, Microsoft Teams Admin Center, Yealink VoIP
Systems & PlatformsWindows Server, Linux, open-source hypervisors, VM management, POS systems, iOS/Android device management