Technical skill: Basic computer architecture, Operating systems (Windows, Linux), Remote connection and virtual machines, Computer networking, Software management, Troubleshooting, Customer service, Routing concepts, VPNs and proxies, Permissioning, Package and software management, Process management, Resource monitoring, Systems administration, Configuration, Centralized management, Implementing/managing directory services, Data management and recovery, IT security, Cryptology/encryption, Hashing, Network security.