Kumar Golla Email & Phone Number

I have 4 years experience in Redhat Linux administrator at Tata consultancy services Pvt Ltd. Configuring and managing operating system RedHat Linux CentOS Solaris and Windows server. User and group creation provide permission in particular users. L2 and L1 Technical support for internal users, incident and problem analysis resolving. Configured volume groups and logical volumes, extended logical volumes for file system growth needs using Logical Volume Manager (LVM) commands. Responsible for Day-to-Day tickets on performance issues, disk usage, memory issues and FS thresholds, Configuring LVMs and adding the additional disk space as and when required. Configure and mounted NAS storage, troubleshooting nfs file share connectivity issues. Planning and implementing Physical and Virtual servers using VMware converter and Plate spin tools Data replication and migrated source to Target Data center. Installing ang updating to servers patching and security package, using package management tool(yum,rpm). Testing know ledged Ansible automation tool. Installing and configuring Apache webserver and virtual hosting. ESM Service now ticket resolving, change and RITM, incident create validate issue resolving  Configuring RAID and ILO physical servers, resolving SSH connectivity in datacenter production servers.  Configuring and Monitoring servers in Nagios monitoring tool. User and group Administration management in Linux server, including, assigning special privileges to selected users and controlling file access, password management, user SSH issues. Managing and resolve Network problems related to connectivity, hardware and software. Installed and Configured LAMP Server (Linux Red hat, Apache, MySQL, PHP Perl). Monitoring log in Linux servers, including processes, with password recovery and performance tuning. Installing, configuring Tivoli Storage Manager Solaris, Redhat servers, creating policies, scheduling jobs. Decommissioning of physical & virtual servers. Commissioning of virtual servers. Support all aspects of project life cycle through ITIL based configuration which involves incident management, change management, work Order Management and problem management. Handling host downs for both virtual and physical servers.

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  Linux System Administrator

  Tata Consultancy Services

  Apr 2023 - Present - Bengaluru, Karnataka, India