· Automation repetitive tasks using bash, PowerShell configuration management tool.
· Installed and configured chef-server and chef client node and implemented recipes and cook books in client node related to production environment
· Experience in Installation, Configuration and designing of Active Directory, GPO, LDAP, Group Policy, DNS, DHCP, FTP in windows/wintel server 2008 R2 and 2012,2016.
· Responsible production support of Active directory (AD), GPO, Domain users, Users and groups and given appropriate permissions, shares and privilege to access LAN and Domain environment.
· Develop Linux shell scripts to accomplish redundant tasks to simplify in distributed administration.
· Perform day to day Linux administration such as user accounts, logon scripts, directory services, file system shares, permissions. Support Oracle database.
· Configured and maintain new VM's, install Microsoft Windows 2012 R2 Servers,2016 manage VM's and ESX servers and install VMware Tools on VM's.
· Build, manage, and continuously improved the build infrastructure for global software development engineering teams including implementation of build scripts, continuous integration infrastructure and deployment tools
· Experience in Server monitoring, capacity planning, application monitoring with the help of Nagios X11
· Upgraded Red hat current release level patches with Redhat satellite server in large-scale production environment.
· Involved and set up migration for UNIX/Linux server and SAN storage between data centers and also application migration and testing. This included SAN/Application migration and testing various functionalities of key applications.
· Increase the disk in online by using Logical Volume manager (LVM) and reduce the disk in offline if server is in production. Physical volume migration
· Monitor analyses and troubleshoot the build servers, work with the application team before handing over the servers for production.
· Configured SSH trust between Database servers and application servers. Has also worked on various SSH related issues.
· Configuring SUDO and granting root permission to Backup Admins/DBAs to perform root related activities.
· Participate in the 24x7 on call rotation for production environment.