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Specialist - System Management Job Description Linux Administration Primary skills Linux Admin Unix Admin Vulnerability remediation patching Roles and Responsibilities Min 7 Years of experience in Linux Administration Experience in RedHat Enterprise Linux and Knowledge on Oracle Cloud Infrastructure Linux Handson administration and operation of scalable IT infrastructures on both internal cloud vmware and physical environments Install and set up Linux systems and servers often for organizationwide deployment Assist and troubleshoot client end users with system knowledge related to user authentication user management file configuration storage access backup and navigation through files Create monitor and review s generated by tools and systems and resolve based on SOP Notify L2L3 team for server application and database service based on thresholds defined in the system Set repository install update and remove packages Manage network printers file sharing NFS SAMBA Shell scripts Deploy configure maintain systems including software and core services Manage security including basic firewall security patch and Linux configuration optimization and hardening Create and configure file system and attributes such as permissions access controls list encryptions and network file system Manage file system permissions for users and groups create and apply policies Resolving server issues job scheduling and maintenance Operate running systems including booting into different run levels identifying processes start stop virtual machines and controlling services Configure local storage using logical volume manager LVM partitions and logical volumes Perform OS and application upgrades and server migrations to new environment Install and maintain agents on servers for centralized monitoring and management Maintain inventory updates of system in centralized inventory and management systems Utilize Linux scripting Bourne PERL BASH PowerShell etc to optimize and automate system administrator tasks Provide technical support for disaster recovery efforts Perform hardware and software technology refreshes ensuring milestone compliance while coordinating with MPs to minimize disruptions Work with and manage Incident Management tickets within help desk ticketing system Perform backup recovery functions for Linux server environments Experienced in the management of Enterprise Infrastructures and Systems including Linux RHEL CentOS Ubuntu Oracle Linux and SUSE Linux Linux troubleshooting skills during the migration phase and co ordination with multiple team Samba SNMP NTP PAM SSH NFS CIFS LVM ZFS Shell scripting Patching YUM IPS RPM package management SUDO Multipath SFTP DNS SAN NAS principles including hands on FC and iSCSI