SYNOPSIS:

• Over seven years of experience in the administration of Red Hat Linux, VMware and AIX on various Hardware Platforms.
• Extensive Experience in Installation and Administration of RHEL 3.0/4.0/5.0/6.0 Server family.
• Designed and Performed NIM installation and Kick Start over network and created, maintained installation server, boot server and profile server.
• Strong experience in supporting IBM-AIX 5.1,5.2,5.3,6.1,7.1
• Experience in Upgrading Firmware on IBM P series Machines
• Experience in create upto 4 node HACMP cluster, managing HACMP servers including but not limited to HACMP upgrade, Failover and Fallback.
• Experience in installing Linux RedHat/Fedora OS and AIX
• Worked on pSeries p550, p570, p590, p595, p695, p770, p780 IBM Blades.
• Extensive experience in installing, configuring, maintaining, implementation, and support on IBM AIX 4.3.x/5.1/5.2,5.3/6.1 RHEL 5, NIM, NFS, TSM, Oracle RAC, and ASM.
• Experienced with the installation and configuration on Apache 2.x, 1.3.x, 1.2, JBoss4.0.x, ATG Web Servers and, BEA Web logic 8.x, 9.x servers.
• Good knowledge on Kernel Installation/Configurtion and accessing APIs Fork , IOCTL etc .
• Proficient in installation and configuration of Web Sphere Applications on Red Hat Linux.
• Good knowledge on Network and FileSystem Performance OS Parameters.
• Experience in Installation Configuration of Network Print Servers on Red Hat Linux.
• Experience in setting up a PXE boot environment with Red Hat Linux.
• Experience with deployment tools and version control tools such as ANT, CVS, ClearQuest, Perforce.
• Experienced working in Data center and had experience on Cloud Computing Environment.
• Experienced with installation of packages, patches, maintenance RPM updates on Red Hat Linux.
• Extensive hands-on experience in Logical Volume Manager LVM , OS Upgrades and Servers Disk Crash Recovery using Mksysb.Json
• Experience in installing and configure DB2, HIS, LDAP, WebSphere Portal and application Server and MQSeries.
• Troubleshoot all aspects of the system including software, hardware, networking, and coordinating sharing of information between multiple Intelligence Units Cisco 6500/4500 Cisco NXos Nexus switches .
• Worked on Automatic Configuration of system builds using Puppet, CFengine, stackIO, chef, xcat.
• Extensively worked on Logical Volume Management and disk space allocation per user Quotas .
• Configured services like DNS, NIS, NFS, LDAP, Send Mail, FTP, Remote access on Red Hat Linux.
• Responsible for setting up disaster recovery environment for Red Hat Linux servers and implemented all the DR procedures as per the guidelines.
• Experience working on CA Spectrum, CA eHealth and CA Business Intelligence CABI enterprise software solution.
• Setup and configure VMWare on Xseries.
• Worked with VMware ESX 4.x servers, and Virtual Infrastructure client to create virtual guests.
• Ensured system security by hardening and auditing the systems as per guidelines in Red Hat Linux also experienced in system analysis, troubleshooting and performance tuning of operating systems.
• Basic scripting done in Korn, Ruby, Bash, Python, CSH and Perl for automated tasks.
• Extensively worked on Server Health checkup using top, nmon, topas, iostat, vmstat etc
• Provided 24x7 On call Support on a rotation basis.

TECHNICAL SKILLS:

PROJECT HISTORY:

confidential

Role : Unix Administrator

Responsibilities:

• Server Builds of Linux and LDAP to support existing and upcoming businesses.
• Co-ordinate with the different Business groups, Application Owners, Service Providers and Vendors.
• Production Support for 600 Linux and AIX Servers
• Experience in doing AIX OS upgrades from 5.3 to 6.1 and 6.1 to 7.1
• Experience in building VIO servers and Lpar Clients.
• Built Standalone NIM servers and VIO clients on AIX 7.1
• Built 2 Node and 4 node HACMP cluster and also performed HACMP upgrades, Failover and Fallback.
• Setup and Plan and define ITIL compliant Change/Release Management Process and Configuration Management Process.
• Administer and deploy RedHat servers Stand alone, via VMWARE and TPM in Datacenter as well as from business prospective.
• VM Server ESXi 3.x installation, configuration and administration.
• Troubleshooting and desktop support of the VMware V Sphere 4.01/4.1
• Setup Virtual Test Environment using VMware ESXi 4.1 Cisco UCS
• Server Build using Jumpstart, Kickstart, and TPM.
• Successfully setup and managed oracle dataguard on Exadata utilizing multiple networks for redo transport.
• Cluster expert for VSM with SFCFS and CFS, assisted support in this area.
• Troubleshooting and working with TCP/IP and LAN/WAN, and network equipment such as routers, switches and firewalls.
• Proven ability to automate server builds using kick start, management and configuration of system services using Puppet.
• Provided technical support for Sun SPARC servers from older Enterprises to the latest Cool threads and Mid Range Sun Fire systems.
• Configuring different systems such as: Oracle ASM RAC , VCS and CFS, and middleware applications.
• Provide remote support for Linux servers and maintaining SLAs, Performance tuning and enhancing.
• Customizing the applications according to the business requirements.
• Worked in server management service with best practices maintaining Service Level Objectives SLOs
• Loaded huge dataset to Splunk project and managed indexes, cluster and forwarders effectively.
• Manage projects for setting up of IT infrastructure and providing 3rd Level Support for RHEL environments. Setting up EMC storage.
• Provided 24x7 On Call support on rotation basis.
• Third Party application support, Performance Tuning and Vendor Management.
• Configured networking in both Solaris and Linux, including network bonding and IPMP.
• Introduced a WebOps approach into Operations to manage the day to day needs of the applicationstack

Role : Unix Administrator

confidential

Responsibilities:

• Installing Patches and Packages on AIX and RedHat Linux servers.
• Built and configured Servers with Unix based on client specification for RHEL 5, 6 and AIX 5.3, 6.1, 7.1.
• Telecom systems administration, network operating center NOC administration, LAN/WAN/VPN administration, VMware administration, VIO server, client administration and intrusion detection and prevention IDP monitoring.
• Experience in building and managing HACMP clusters
• Responsible for the reliability, functionality, and monitoring of cloud computing environment.
• Performed automated installations of Operating System using kick start for Linux
• Installed and implemented Samba/DNS / NIS / Automount / NFS/ Sendmail on the Linux servers
• Installed apache, MySQL, PHP, Perl Modules and customer build applications on Redhat Linux servers.
• Managing oracle databases in a EXADATA and P series environment.
• Configuration management with puppet.
• Upgrading kickstart and system images on Nexus 5000 and 7000 multilayer switches
• Hand on experience with server management related to changes, incidents, problems, upgrade, and release.
• Deployed and administered vSphere / ESXi in large scale environments
• Installed and configured Apache and supporting them on Linux production servers.
• Performed various programming task which included coding in PHP.
• Used Linux monitoring tools such as Zabbix for the production support and analysis.
• Worked with LAMP Linux, Apache, MySQL database , Perl and Python and Content Delivery Network CDN .
• Designed and developed Python programs to configure RAID volumes during production.
• Installed VMware Vsphere Hypervisor ESXI 5.1 with virtual machines running Ubuntu and CentOS for hosting real time communication based projects
• MySQL, PHP, cPanel, service and network monitoring with Nagios and MRTG.
• Administered Linux Systems for clustered with fiber attached SAN storage.
• Involved in applying new patches and packages for Linux Servers and handled issues arising out of them.
• Installed/setup and maintained Splunk app for various platform of Operating system.
• Implemented Virtualization using VMware ESX Server in RedHat Linux on HP-460C Blade, Dell-Servers.
• Worked with DB teams for setting up ASM LUNs over SAN.
• Performed Server s consolidation and Virtualization using VMware virtual infrastructure, VMware ESX, Virtual Center, VM tools.
• Provided support for JBoss 4.0.x and Apache, applications for operation related to installation and configuration.
• Involved in troubleshooting the performance issues related to web application running on virtual machines.
• Prepared Technical Design Specification Documents TDS and SOW required for data center migration.
• Worked side by side with Global Hosting provider to ensure continues service and assistance in case to resolve issues.
• Drafted shell scripts for automated installations, to extract logs.
• Worked with Netbackup management.
• Experienced with Remedy ticketing system.
• Worked with engineering team to resolve tickets related to engineering issues like firewall change requests.

confidential

Role : Unix Administrator

Responsibilities:

• Performed installation, patching, and upgrading software and hardware packages on AIX and linux servers
• Creating new partitions, including raid partitions, logical volumes, ZFS file systems for running systems nondestructively.
• Installing and configuring various network services such as DNS, DHCP, NFS, SMTP, Apache Server, NIS, Samba, SSH, Telnet, sendmail and management of TCP/IP protocols
• Worked in the maintenance and support of various website as requested by the clients.
• Performing daily system monitoring, change and configuration management verifying performance and availability of all hardware and server resources by using uptime, netstat, top, free, caaudit, vmstat, iostat and reviewing logs
• Implemented Raid 0-5 in Rhel servers and Raid 0-Z in Solaris 10 servers.
• Troubleshooting and problem resolution of system performance, networking ZFS management.
• User Account Administration including management of user authentication service
• Aware of NFS and NAS environment.
• Performed partition of volume for Oracle ASM.
• Administer and deploy RedHat servers Stand alone, via VMWARE and TPM
• Manage, create and trouble shoot User Profiles, Software, Backups.
• Expert in installation and configuration of remote management software such as Team viewer, Putty, VNC, and MS Remote Desktop.
• Experience in passing parameters to a Control M job, creating job dependencies and Alerts.
• Provide remote support for Solaris Aix servers and maintaining SLAs
• Manage projects for setting up of IT infrastructure and providing 3rd Level Support for RHEL environments. Setting up EMC storage.
• Understand the client's requirements and recommend appropriate design for Infrastructure implementation.