Summary

• Total 5 years of experience in Information Technology, exclusively focused on Linux/Unix System Administration environment, with highly conversant in different flavors of UNIX administration like Linux/Redhat-6.0, HP-Ux-11.23, VMWare-5.5, also has hands on experience towards SAN Storage solutions, also SAP-Netweaver 7.0/Systems Administration, provided technical and architectural solutions for different clients to meet business requirements following with company standards in the area of Unix environment, and also a self motivated to get certified in Linux/Redhat-6.0 as well as SAP-Basis/Netweaver-7.0 Administration.
• Experienced in Install Operating System and configure kernel parameters for Linux/Unix servers, as well as maintaining and supporting Vmware 5.5 environment .
• Experienced in patching and upgrading OS levels for Linux/Unix servers.
• Experienced in User/Group/Permission Management towards security environment.
• Worked with the Dba, developers and vendors, to install third party software tools like Patrol/Bladelogic/Autosys.
• Experienced in Logical Volume Management on Linux using LVM's.
• Experience in using VERITAS Volume manager, for creating and maintain file systems and volumes
• Experienced in DNS, LDAP, remote access, security management, and system troubleshooting skills.
• Experienced and Worked as backup Admin towards SAN Storage environment LUN's allocation/Backup restore .
• Worked on automation of activities through scripting.
• Worked on Unix/Linux failover, high availability cluster environment Veritas
• Worked with IT-Infrastructure/Network teams, towards Datacenter quarterly maintenance 'like servers reboot'.
• Have very good experience working with BMC-Ticket and Change Management for scheduling changes on Development, Production and QA server using ITSM Change Management.
• Have been and willing to work in flexible hours for production and Backup support.
• Worked on Middleware IBM-MQ Series application support.
• Involved in complete Administration tasks on Linux/Unix and documentation for the projects executed.
• Experience supporting 24x7 production computing environments, experience in providing on-call and weekend support.

Technical Skills:

• Operating Systems : Red hat 6.0/Linux Systems Administration
• Unix Systems Administration on HP-Ux-11.23/11.31
• Unix Systems Administration on Vmware-5.5
• Windows Server 2008.
• Languages : C, C , Java, JDBC/ HTML and Perl/Shell scripting.
• Databases : Oracle-10g, 11g
• Application Tools : VERITAS Storage, Hitachi Command Suite-7
• BMC-Patrol, BMC-BladeLogic, BMC- Remedy, AutoSys, IBM-MQ Series.

Professional Experience:

Confidential

Linux/Unix Systems Administrator

Responsibilities:

• Maintaining and supporting over 600 physical and virtual servers HP's mid-range SuSe, RedHat/HP-UX towards Unix Operating system for IT-Infrastructure Unix support team, as well as maintaining and supporting Vmware 5.5 environment .
• Build the Unix servers Operating System for HP-UX/RedHat-Suse through internal standard procedures.
• Implementing the post installation procedures for Unix operating systems through internal scripting involving Shell/Perl.
• Implementing the day to day Unix requests through BMC-Remedy/ITSM Help desk tickets.
• Implementing the SAP-Instances, by coordinating with SAP-Basis support team.
• Coordinating and Implementing the day to day SAP-Basis/Unix Help desk tickets.
• RedHat servers Operating system build through satellite network website for creating a kick start profiles.
• RedHat clustering through 3M-internal procedural tardisk website.
• Coordinating with storage team members, to manage the Volumes and Filesystems through
• NetApp SnapDrive, Hitachi Storage Application.
• Managing the server data backups through HP-Data protector.
• Install Operating System and configure kernel parameters for Linux/Unix servers HP-Itanium/ ProLiant servers .
• Managing HP-Blade enclosures and ILO's for HP-Midrange servers.
• User/Group/Permission Management towards security environment.
• Implementing and Managing the Users/groups through internal scripting involving Shell/Perl/C/C ..
• Installing client/server Software, like Oracle, BMC-Patrol/Bladelogic/ProactiveNet, Autosys,TM Art , Veritas etc
• Servers Operating System patching through RedHat satellite network website.
• Create and Configure Volumes/File system management through Veritas
• Creating Change requests for Unix Implementation through BMC-Remedy/IT Service Management ITSM .
• Troubleshooting tickets received through BMC-Remedy-Help desk Ticketing System .
• Installing firmware upgrades, fixes and version upgrades on Weblogic/Tomcat/Apache servers.
• Coordinating with middleware team, to manage/support the IBM-MQ series application.
• As a team member involving for Unix/IT-Infrastructure quarterly maintenance.
• As per schedule Performing the on-call rotation duties.

Confidential

Linux/Unix Systems Administrator

Responsibilities:

• Maintaining over 300 physical and virtual servers HP's mid-range SuSe, Redhat/HP-UX .
• Install Operating System and configure kernel parameters for Linux/Unix servers HP-Itanium/ ProLiant servers
• User/Group/Permission Management towards security environment.
• Installing client/server Software, like Oracle, BMC-Patrol/Bladelogic/ProactiveNet, Autosys,TM Art , Veritas etc
• Create and Configure Volumes/File system management through Veritas
• Creating Change requests through IT Service Management ITSM .
• RDBMS related troubleshooting tickets received through BMC Ticketing System .
• Troubleshooting servers and maintaining Lantronix consoles.
• Installing firmware upgrades, fixes and version upgrades on Weblogic/Tomcat/Apache servers.
• Backup/Restoration of files through Veritas Netbackup, includes Disaster recovery solutions.
• SAN Storage management through Hitachi Command Center Suite-7, for Storage LUN's allocation.
• Worked closely with admins to validate the health check of the servers through BMC-Patrol tool.
• Worked on DNS, LDAP, remote access, security management, and system troubleshooting skills.
• Worked on Linux/Unix failover, high availability Veritas cluster.
• Worked on Linux/Unix servers using scripting languages Perl,Shell .
• Extensively worked with the Network teams towards Linux/Unix servers connectivity/trouble shooting, and also for Internet and Intranet connectivity using different protocols like TCP/IP, UDP, DHCP , HTTP/s, FTP, SMTP SSH.
• Conducting meetings with business units and conveyed the migration process, scheduled migrations and followed through the process until after migration was over to fulfill customer requirements
• Managed Systems and related issues like Installation/Configuration and troubleshooting on Linux/Unix servers
• Monitoring load management, IO threshold adjustment, reboots, monitoring CPU usage using top
• Experienced in patch management through BladeLogic, system performance/monitoring through Patrol.
• Worked on BMC Atrium CMDB with KPIs to create Technical Service Models.
• Experienced in Build/Release and Configuration management.
• Provided 24x7 production support and on call support too.

Confidential

Systems Administrator SuSE Redhat Linux / VMWare

Responsibilities:

• Migrated over 200 RHEL Windows 2008 Servers to different locations included IP / ILO / VLAN /Network change from physical to Virtual Environment on VMware servers.
• Experience in implementing servers with efficient virtualization strategies by creating clones, templates, task scheduling, prioritizing VMs, creating and managing snap shots.
• Migrated Physical Machines to Virtual Machines.
• Configured servers to initiate installation of Red Hat Linux on several machines at once.
• Configured Active Directory to assign IP addressing schemes to the Linux/Unix/Win Sersvers.
• Troubleshooting and resolve issues for RDBMS/ Linux/Unix/Win Sersvers.
• Setup availably of servers in High Availability and Fault Tolerance environments for 24/7 availability.
• Conducted meetings with business units and conveyed the migration process, scheduled migrations and followed through the process until after migration was over to fulfill customer requirements.
• Setup and configuration of SAN storage connectivity for Linux/Unix/Win Sersvers.
• Extensively worked with the LAN/WAN, firewalls and routing for Internet and Intranet connectivity.
• Maintained/Administrated the current storage environments SAN, NAS as well as make recommendation for optimal solutions to support business initiatives.
• On Unix Linux created packages by pushing the software to designated directories with correct permissions scripted the installation process using shell scripts.
• Built VMWARE servers with images for Windows Linux operating systems to validation testing of packages created.
• Extensively worked with Remedy ticketing system and provided 24/7 on call support for production.

Confidential

System Administrator Unix/Linux

Responsibilities:

• Administered servers in heterogeneous environments, which include Linux, Solaris and Windows operating environments.
• Responsible for image installation/configuration procedure for Red Hat Linux, and Jumpstart for Solaris on x86 architecture.
• Managed and implemented changes, upgrades, security procedures and policies to the Linux.
• Involved in the yearly maintenance patching for both SAN and NAS connected Linux servers.
• Coordinated work with developers and database administrators to deploy and monitor HA environment applications utilizing VERITAS Cluster Services and Linux Cluster.
• Performed deployment activities, environment support including installation, configuration diagnostics, planning and upgrades for Jboss Application server.
• Planned/installed/maintained clustered environments for distributed applications using VERITAS Cluster, Sun Cluster and Linux Cluster.
• Used RPMs to install, update, verify, query and erase packages from Linux Servers.
• Formatting raw disks and partitioned them using the format utility, installing Solaris operating system, creating file system, devices and special files using newfs.
• Used fsck and fsdb on file systems successfully when critical data got corrupted. Made use of alternate superblocks to replace corrupted superblock.
• Configure and maintain Windows 2003 Server that runs DNS, DHCP and active directory services.
• Configure Winbind on all Linux workstations which enables all the Linux users to be authenticated on Microsoft Windows 2000 Active Directory Server
• Used commands for creating new users, groups, user passwords, changing passwords, managing user accounts and locking users, Monitored System processes system status, identifying system bottlenecks.
• Joined multiple disks to overcome disk size limitations, mirrored data for fault tolerance. Spread data over multiple disks for performance enhancement.
• Responsible for Day to Day Backup and Recovery using tar
• Managed Systems and Network related issues like Installation, Configuration and Troubleshooting on UNIX and Solaris platform