• Provide support on AIX,Linux,VMware and Netapp Technologies.• Installation , configuration and managing Linux, AIX and VMware servers.• Migrated 200+ lpar from AIX 6.1 to 7.1 using NIM.• Patched 300+ (6.1 and 7.1 ) AIX lpars using NIM.• Disk management using LVM and native disks.• General user administration tasks related to Linux and AIX servers.• Perform AIX dlapr operations using HMC (Hardware management console).• Creating and managing ether channel and link aggregation.• Creating virtual adapters (ehternet, scsi and fc) and maping the same on to the lpars.• Assigning lpar’s storage from local (volume group) as well as FC disks (NPIV)• Create and manage memory and storage pools on VIO.• Design lpar builds by providing minimum,desired and maximum values for memory and CPU.• Taking backup and restoring (if necessary) using mksysb.• Applying APAR and fixes on AIX servers.• System recovery through NIM server using the mksysb.• Managing file psemissions and configuring NFS.• Install, Configure and manage HACMP clusters.• Upgraded 30 pairs of two node clusters from 6.1 to 7.1• Installing , configuring and upgrading sddpcm software.• Migrated/ patched AIX servers from 6.1 to 7.1 and redhat servers from EL5 to EL6• Installation and configuration of LPAR's with AIX 6.1, AIX 7.1 on p5/p6/p7 frames using HMC.• Migrated redhat servers from RHEL 5 to RHEL6.• Configuring san boot and multipathing on redhat servers.• Perform san and local disk management.(multipathing)• Installing configuring ESXi 4/5/6 servers.• Woking on vmware vsphere to manage virtual machines.• Migrating ESXi servers to latest versions.• Converted 100+ physical machines to virtual.• Automate day to day tasks using Shell/Perl/PowerCLI/mysql/php/CGI• Configuring and managing vmotion and svmotion on ESXi servers.• Confiruring HA and DRS on VMware clusters.• Configuring virtual switch and NIC teaming on ESXi serves.

• Maintain multiple Datacenter operations.• Fix all escalated/L3 issues on virtualization/storage technologies.• Automate day to day tasks using Shell/Perl/PowerCLI/mysql/php/CGI.• performing NetApp day to day operations like (creating Lun/volume/snapshots, creating NFS shares, creating netapp clones)• Implement mission critical production changes thru CMR’s.• Initiating, planning, executing and controlling both internal and customer projects.• Make sure that the projects are completed on time with proper communication to all the stakeholders• Make sure all the deliverables are delivered on time for all the projects.• Liaise with clients to evaluate, streamline, and improve current systems, processes and workflow• Schedule Datacenter maintenances and make sure that the maintenances complete on time.• Hiring Project staff and train the new employees based on project requirement •

-> SME for RedHat and VMWARE related issues.-> Ensure compliance to ITIL procedures with regards to changes.-> Leading the team for all internal and client projects.-> Conducting weekly staff meetings to discuss about the ongoing issues.-> Provided L2 support on Netapp Storage.-> Involved in managing more than 5500+ Red Hat and VMware servers.-> Involved in the capacity management.-> Ensured compliance to project delivery schedules and other SLA parameters.-> Generate various reports based on project requirements -> Dealing with various hardware/software vendors as per business needs.-> Worked with datacenter vendors like Datapipe/Rackspace/Eqinix/OpSource/Fujitsu.-> Was leading a team of 10 Members to address the day to day operations.-> Automated where ever needed using Shell/Perl and TCL Expect Scripting.-> Hands-on experience on VMware PowerCLI scripting.-> Implemented configuration management tools like puppet/chef and CFengine.

-> Install configure and Maintain 2000+ servers.-> SME for Red Hat and VMWARE.-> Manage all the VMware servers.-> Automated most of the server tasks using shell, PowerCLI and TCL scripting.-> Written interactive and non-interactive scripts using expect (tcl)/shell scripts.-> Install and deploy tomcat as per business needs.-> Integrating Perl scripts with CGI to run the scripts from browser.-> Configuring hardware and software RAID levels 0, 1 and 5.-> Configured/maintain LVM’s in the servers.-> Managing a team 10 Members and responsible for generating the performance reports of servers and application on daily/weekly/monthly reports.-> Working closely with Google managers to generate reports as per their needs.-> Hire new employees and conduct technical training on Red Hat and VMware.-> Maintaining team and assign tasks to the team members.

-> Installing, configuring and troubleshooting application servers like tomcat and java.-> Installing, configuring and troubleshooting Red Hat standalone servers.-> Automated day to day tasks using shell scripting.-> Troubleshooting day-to-day problems related to server hardware and O/S.-> Create CMR’s and get the appropriate approvals before implementing the change.-> General day to day trouble shooting (application and OS)-> Automating tasks with shell scripts.-> Maintain SQL Database (retrieving and manipulating the data according to user requirements).-> Provide support for clients and resolve the issues on timely manner.-> Automated Installation with Kick start.-> Written shell scripts to automate day to day tasks.-> Install configure and troubleshooting Linux OS.

-> Installing, configuring and troubleshooting tomcat application server.-> Implementing and scheduled tasks through cron jobs.-> working on user administration tasks like adding, deleting and modifying user accounts-> Knowledge on QMAIL, send mail, squirrel mail.-> Installing, configuring and troubleshooting NFS, FTP, VNC and samba.-> Scheduling daily, weekly, Monthly and Manual backups.-> Maintaining CVS (Concurrent Versions system) server.-> Implementing security using iptables, tcp wrappers , PAM and ACL’s.-> Renewal AMC for all the server’s and Hardware Support for all the servers from different vendors.-> Configuring hardware and software RAID levels 0, 1 and 5 on local storage-> Implementing user and group Quotas on linux Environment.-> Automated Unattended RedHat Installation thru Kickstart.-> Implemented Endian Firewall by replacing Nokia Hardware Firewall.-> Coordination with vendors for timely resolution of hardware failure

-> Install and configure red hat and Solaris servers.-> Implementing Security using IPtables, PAM and TCP Wrappers on Linux servers.-> Monitoring server performance and upgrading servers Redhat 2.x servers to Redhat 4-> Configuring and maintaining APACHE/SENDMAIL/NFS & FTP servers on Red Hat.-> Installing, configuring and troubleshooting application server like tomcat and joss.-> Configuring hardware and software RAID levels (0, 1 and 5) on local storage-> Implementing user administration like adding, deleting and modifying user accounts