Operating System Administration: Installation, configuration, and maintenance of operating systems on servers and workstations.Task Automation using Scripts: Development and utilization of scripts, employing Bash, PowerShell.Configuration Management: Utilization of configuration management tools (such as Ansible, Puppet) for standardizing and automating server configurations.Server Management and Virtualization: Deployment, configuration, and maintenance of servers, working with virtual machines and hypervisors.Database Operations: Installation, configuration, and maintenance of databases like MySQL, PostgreSQL, including data backup and restoration.