Arun Prasath

Good exposures in IT domain with 12 Years of experience & 7 Years Skilled Linux Administrator with a background in managing, configuring, and troubleshooting diverse Linux systems.
Certified in Red Hat systems, my expertise spans file system management and effective customer support, showcasing ablend of technical proficiency and problem-solving skills.

• Set up user accounts, permissions, and passwords, and defined network policies and procedures.
• LVM tasks like creating, extending, and reducing LV.
• Managing File Systems: Creating, Mounting, Modifying, and Repairing the File Systems (ext3, ext4, XFS)
• Good knowledge and experience in resolving Linux OS booting and troubleshooting issues.
• Administer, maintain, and support Linux operating systems, and exposure to UNIX flavors of RHEL, Debian, Ubuntu, and CentOS.
• Monitored system activities, like CPU, memory, disk, and swap space usage, to avoid any performance issues.
• Increase resource (CPU, RAM, Disk Space) by standard change.
• Deployed security patches to ensure that all Linux systems were up-to-date with the latest security updates.
• Carrying out an in-place OS upgrade on Linux servers.
• Installing services and setting up in Linux operating systems.
• Having a good knowledge of NFS.Autofs configuration & implementation
• Decommissioning the old servers and keeping track using an inventory list.

• Hands-on experience in managing Azure subscriptions and resources.
• Skilled in configuring and managing virtual networks, VNets, and connectivity.
• Worked on Azure Virtual Machines (VMs), load balancers, and storage accounts.
• Experience in implementing security solutions, RBAC, and monitoring
• Knowledge of managing Azure identities, Azure Active Directory, and access control
• Familiar with backup, recovery, and monitoring of Azure resources.
• Basic experience with cost management and resource optimization in Azure.

• RedHat certified system admin ID=250-137-752
• Azure certified system admin ID=MS1100790641