Linux Systems Administrator

Key Responsibilities: Linux System Administration Administer Linux servers (Ubuntu Pro or RHEL/CentOS) in production and staging environments. Configure and secure SFTP, SAMBA, and NFS services for file sharing and data integration. Perform OS hardening, patch management, and automation using scripts or configuration management tools. Manage user accounts, permissions, firewalls, system logs, and process monitoring. Troubleshoot performance, connectivity, and service issues across infrastructur…