JD for Linux Admin.Key ResponsibilitiesSystem Administration: Install, configure, and maintain Linux servers (RHEL, CentOS, Ubuntu, SUSE).Performance Monitoring: Monitor system performance, troubleshoot issues, and implement optimizations.Security Management: Apply security patches, configure firewalls, and enforce system hardening practices.Automation & Scripting: Develop and maintain automation scripts using Bash, Python, or Perl.Backup & Recovery: Implement and manage backup solutions; perform disaster recovery operations.Cloud Integration: Manage Linux systems on cloud platforms (AWS, Azure, GCP).Collaboration: Work closely with development and IT teams to support infrastructure needs.Documentation: Maintain detailed documentation of system configurations and procedures.