紅帽認證系統管理員（Red Hat Certified System Administrator）：具備紅帽Linux環境所需的核心系統管理技能。

RHCSA可以執行以下任務：

• 瞭解和運用必要的工具來處理文件、目錄、命令行環境和文檔
• 操作運行中的系統，包括引導到不同的運行進程、識別流程、啟動和停止虛擬機以及控制服務
• 使用分區和邏輯配置本地存儲
• 創建和配置文件系統和文件系統屬性，例如許可權、加密、訪問許可權控制列表和網路文件系統
• 部署、配置以及維護系統，包括軟體安裝、更新以及核心服務
• 管理用戶和用戶群組，包括使用集中目錄進行身份驗證

• 管理安全性，包括基本防火牆和SELinux配置

• understand and use essential tools for handling files, directories, command-line environments and documentation
• Operate running systems, including booting into different run levels, identifying processes, starting and stoping virtual machines and controlling services
• Configure local storage using partitions and logical volumes
• Create and configure file systems and file system attributes, such as permissions, encryption, access control lists, and network file systems
• Deploy, configure, and maintain systems, including software installation, update, and core services
• Manage users and groups, including use of a centralized directory for authentication

• Manage security, including basic firewall and SELinux configuration