PROFESSIONAL SUMMARY:

• Over 8+ years of experience in IT industry with specialization in Solaris 10 SCSA(Sun Certified System Administrator) and Red hat Linux, Symantec Storage Volume Manager Certified. VMWare experience is more than 8 year of which prominently worked on Unix, Solaris 10,11,AIX,5.3,6, Linux, Vritas Net Backup, WebLogic, Backup Exec, EMC Networker 7.1, BMC Patrol, Site Scope tool.
• As a UNIX / Linux System Administrator experienced in networking, design, implementation and troubleshooting of TCP/IP based networks running on Linux and Solaris.
• Experienced in installation, configuration, tuning, security, backup, recovery and upgrades of Solaris and Linux (Red Hat).
• Experienced in VMware Virtual machine.
• Experienced in using Blade logic for patching and OS patching without tool.
• Server Build physical and virtual, installed 200 servers with red hat 4, 5,6versions.
• Experienced in using Kick Start file to initiate installation of Red Hat Linux server build.
• Deployed and configured Linux VM in large and Windows (2003 & 2008)
• Worked extensively on DHCP, DNS, NFS, NIS, NIS+ and ZFS.
• Highly experienced with Storage Administration like EMC SAN Administration, NetApp, NAS Administration, VERITAS NetBackup and Legato.
• Worked on ACL on files.
• Experienced in hardware Sun SPARC, x86, PowerPC, Dell IDRAC, HP Gen 6, 7,8.
• Experienced in Virtualization Technologies like Solaris Containers, Zones and Knowledge in LDOMS. VMware.
• Experienced in OS UNIX (Solaris v8/9/10, AIX 5Lv5.2, 5.3,Linux red hat(4,5,6.x)
• Experienced in Storage Management Solaris Volume Manager Raid, LVM, VxVm (Symantec volume manager)
• Experienced in Backup Management Solaris - ufs dump, VERITAS NetBackup, Backup exec, EMC Networker 7.1.
• Experienced in Operations Management such as NFS, NIS, Auto mount, Jumpstart Servers, ZFS, Zones.
• Experienced in Storage Hardwar EMC Clariion, Symmetrix DMAX,VMAX.
• Experienced in Ticketing Tools Service Now, Citrix, change Management. Remedy,
• Experienced in Application Servers WebLogic, Apache
• Experienced in VCS (VERITAS Cluster Services) and VxVM.
• Vendor Management, handling Escalation Call.
• User, Network and System level troubleshooting
• Experienced in Data center migration and Life Cycle Management.
• LDAP setup and administration.
• File System management UFS,ZFS,Vxfs,LVM.
• Swap management and swap monitoring.
• Patch management through Red hat satellite server.
• Troubleshooting and support on Solaris, Red hat Performance tuning and system activity ( disk failure, performance, escalation, troubleshoot)
• Proper documentationandProcess management
• OS and HW migration for SUN/RHEL servers. DR preparation and planning.
• Storage migrations on Unix host.
• End to End new project coordination and implementation.
• Creating performance report.
• Attending (External SOX Audit) and performing internal audits and Remediation for UNIX servers through vulnerability scan and security patches.
• Adding network printers and conducting day-to-day system administration, including backup/recovery in SAN.
• Installation and support of Apache Web Server, IBM HTTP Web Server, Oracle 8i/9i, SQL 2000 Server on Linux and UNIX.
• Experienced in DNS, NIS, NFS, LDAP, sendmail, ftp, remote access, security management.

PROFESSIONAL EXPERIENCE:

Confidential, Irvine, CA

Linux Administrator

Responsibilities:

• Team lead for client interaction and customer facing.
• Installed Redhat servers through Sattellite and Kickstart scripts.
• Maintained critical SAP servers and database with day to today issues with P1/P2.
• Supported multiple SAP applications with metro HA setup with zero down time.
• Tested disaster recovery exercise for critical SAP finance applications.
• Provided 24/7 oncall support with coordination of offshore team.
• Performing and Co-ordinating changes.
• Done in place upgrades of Redhat servers from 5.10 to 6.5.
• Interfacing with APPS/DBA/COTS and other Performing Supplier to understand customer need.
• Support for HP-UX server.
• Data center Migration.
• Host base Storage migration.
• Set up Ignite for HP-UX.
• Worked on Centrify server with windows active directory for 50,000 user access.
• Migrated physical servers to virtual servers.
• Built new Linux servers with SAP/oracle/DB2 application requirements.
• Built filesystems/Rdms for database servers with redhat OS.
• Involved in re-design/upgrade of Vmware clusters for SAP applications.
• Configured HP physical servers DL380/580/G7 with multipath and installed Redhat complete Responsibility for Server availability and Team
• Incident, Change and Problem tickets.

Environment: RHEL 5.x, 6.x, Sun Solaris 10,HP-UX, VERITAS Cluster, Shell Scripting, Oracle 9i, Oracle 10g, Oracle 11g, SAP, HP DL 380/580/680/ HP DL870, Sun V430, V245.

Confidential, Indianapolis, IN

Linux and Solaris Systems Administrator

Responsibilities:

• UNIX team lead, L2 and L3 Support admin in a Project called Confidential . Supporting more than 4000+ server and worked as Zone 1 (US) UNIX Lead.
• Installed Red hat servers through GCRS
• Maintained critical SAP servers with day to today issues with P1/P2.
• Supported multiple SAP applications with metro HA setup with zero down time.
• Tested disaster recovery exercise for critical SAP finance applications.
• Provided 24/7 oncall support with coordination of offshore team.
• Done in place upgrades of Redhat servers from 5.10 to 6.5
• Installed and configured/ upgrade VERITAS clusters.
• Worked on Ldap server.
• File Sytem management UFS,ZFS,Vxfs,LVM
• Migrated physical servers to virtual servers.
• Built new Linux servers with SAP/oracle/DB2 application requirements.
• Built filesystems/Rdms for database servers with redhat OS.
• Involved in re-design/upgrade of Vmware clusters for SAP applications.
• Configured HP physical servers DL380/580/G7 with multipath and installed Redhat complete Responsibility for Server availability and Team
• Incident, Change and Problem tickets.
• Attending (External SOX Audit) and performing internal audits.

Confidential

UNIX System Administrator

Responsibilities:

• Worked as Unix Administrator in IT infrastructure environment providing server administration, application administration and automation solutions to support business objectives.
• File System management UFS,ZFS,Vxfs,LVM
• Swap management and swap monitoring.
• Work on Incident.
• Restart Application on Unix boxes.
• Patch management through satellite server.
• Support for Unix and other Unix related activities.
• Work on VCS and VxVm issues..
• Troubleshooting and support on Solaris, Red hat
• Performance tuning and system activity ( disk failure, performance, escalation, troubleshoot)
• Customer interaction and communication.
• Responsible for configuring User Authentication for the Linux systems using LDAP and NIS.
• Experience in analyzing logs, problem determination, and Recovery and restart.
• Worked closely with DBAs to install raid, disk areas for Oracle database instance installations, created Bourne shell database startup and shutdown scripts for UNIX servers. Wrote shell scripts for automated installations, to extract logs.

Confidential

UNIX / Linux Systems Administrator

Responsibilities:

• Installed and configured SuSE/Red Hat Linux on many servers.
• System administration and support for a heterogeneous network which consisted of IBM AIX Servers, IBM RS/6000s and Linux boxes connected via NFS and TCP/IP.
• Responsible for creating users, managing user permissions, maintaining User and File System quota.
• Responsible for setting up permissions and implementing security policy.
• Maintained separate development, test, and production environments Application Server.
• Installed and configured DNS.
• Analyze system performance, client to server traffic and server to server traffic.
• Network Administration - involving day-to-day routine checks, Configuration of LAN adapters, Routing, NFS, DNS and Troubleshooting.
• Performed Stress and Performance testing of applications.
• Restored files for end-users when necessary.
• Implemented Cron tabs, shell Scripts for automatic jobs.
• Installation and maintenance of the Internal DNS server.
• Network administration and Network monitoring.
• Configuring NFS, NIS, NIS+.
• Hardware configuration of varied UNIX Enterprise platforms.
• Installation, configuration and performance monitoring and tuning.
• Migrated applications from Windows 2000 Server to Linux server.
• Initiated, proposed, and managed extensive, system-wide hardware upgrade.
• Day-to-day system end-user support as well as server support for Red Hat servers.
• Create user accounts, Rights, Permissions & User Access to Resources.
• Configure website monitoring for GM website through sitescope.