Linux servers
Service health, SSH, firewall configuration, permissions, processes, package and log management.
SYSTEMS / INFRASTRUCTURE
Linux & Windows Administration
Practical server administration, web application infrastructure and troubleshooting experience.
Windows Server
PowerShell, IIS, Windows services, system configuration, access and issue investigation.
Web services
Nginx, Apache, PHP, MySQL, DNS and TLS operations.
Operations
Diagnostics, recovery, documentation and safe change management.