Responsibilities
* Ø HP, Cisco, IBM and Dell Hardware's
* Ø IT Service Management (ITSM) based on ITIL best practices.
* Ø VMWare virtualization.
* Ø System Administration of Linux (Red Hat Enterprise Linux 5/6/7/8 and Centos 5/6/7) and and AIX 6.1/7.1
* Ø System Installation and configuration of Red Hat Operating Systems in Physical Environment
* Ø Managing HP, Dell and Cisco Hardware's and applying BIOS upgrades.
* Ø Automating day to day activities using Ansible playbooks
* Ø Redhat & Centos 6/7 Server patching through Ansible playbooks
* Ø Writing bash shell script to automate the day to day activities
* Ø Server performance monitoring and troubleshooting
* Ø Managing power path devices in Red Hat servers and AIX servers
* Ø LUN addition and File system management in Red Hat and AIX servers.
* Ø Creating File system and configure to available network through NFS and Autofs configuration.
* Ø Disk management using standard partition type and Logical Volume Management.
* Ø Analyzing security vulnerabilities and applying fixes for Red Hat servers
* Ø Installing Linux Kernel and Non-kernel Patches
* Ø Puppet Management (Master/Slave setup)
* Ø Performed routine task such as adding, modifying and deleting user accounts in command line, checking log files and monitoring system process on Linux Servers.
* Ø Providing the security to the system by controlling remote access, ftp users, and setting file permissions and ACL's to the files and directories.
* Ø Configuring Secure SSH using key based authentication for remote login administration purpose.
* Ø Install, configure and managing the Samba server integrated with Windows AD for authentication and editing configuration file according to client's requirements.
* Ø Configuring NFS servers and managing clients
* Ø Configuring yum for installing and updating packages
* Ø RPM package installation and configuration
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