Summary:

• Over Twelve years of experience in IT with expertise in UNIX Systems administration, SUN Systems integration and administration, HA cluster solutions.
• Extensive exposure on Banking and Financial domain.
• Expert knowledge of UNIX Systems Administration on Solaris 10/9/8 and good knowledge of Redhat Linux AS/ES4, SuSe Linux Sles 9/10.
• Strong Troubleshooting and problem solving skill on SUN hardware, VERITAS Volume manager, SUN Cluster, VERITAS Cluster and Solaris Operating system.
• Worked on E10k E15k and SUN Enterprise series hardware including E6500 /E4900, Fujitsu Primepower series hardware.
• Installed, configured and upgraded volume management software like Veritas Volume manager and Solstice Disk Suit.
• Extensively worked on VERITAS Cluster Server, Cluster File system and Sun Cluster Server for High Availability and Redundancy.
• Worked on VERITAS Netbackup and Tivoli Storage Manager.
• Configured IO multipathing software MpxIO STMS , Veritas DMP and EMC powerpath.
• System performance monitoring and analysis.
• Basic system Crash Core dump analysis skill to troubleshoot system panic scenarios.
• Configured Jumpstart servers for automating Solaris installation and kickstart installation on Redhat and SuSe Linux.
• Extensive experience on Hardware Raid and Software Raid
• Extensive experience in Product and Application Development, implementation and Life Cycle of the Project.
• Good in writing Shell Scripting.
• Good Experience and Knowledge of SAP R/3 4.6b/4.6c/4.7 Basis administration
• Extensively worked on System security and network security.
• Good knowledge of Webserver and Java.
• Ability to upgrade to the latest technologies.
• Highly motivated and confident, with the ability to work well independently or as an integral part of a team.
• Excellent communications and interpersonal skills.

TECHNICAL SKILLS:

• Operating Systems: Solaris 9.0-8.0-7.0, 6.0, 5.0, SuSe Linux Sles8/9, Redhat Linux
• RHEL3/4, AIX 5.3-5.2.5.1, HPUX-11i
• Hardware : High End servers 880/680/ 4800/3800, E10K
• Midrange servers like E25k, E20k, E15k, E12k, E6900, SF6800, F4800. SUN Fire V880, V480, V240 etc. IBM P5 Series Server, HP-9000 ,Fujitsu Prime Power series server, HP and Dell Server.
• System Software : Veritas Volume manager version 3.x , 4.x and 5.x. HP/IBM Logical
• Volume Manager, Solaris , Solstice Disk suite, Solaris Resource
• Manager, SMS System Controller management software , SSH,
• Samba Server, HPSA opsware.
• High Availability : VERITAS Cluster, Sun cluster, Oracle RAC
• Storage : EMC Symmetric, Clarion and Hitachi Storage
• Languages : UNIX Shell Scripting
• Database : Oracle, MySQL, Sybase
• ERP : SAP 4.6b/4.6c/4.7,ECC5.0.
• Professional Certifications:
• Sun certified System Administrator 8.0 SCSA-I and SCSA-II
• Brainbench Certified Solaris 9.0 Administrator
• Cisco Certified Network Associate CCNA

TRAINING:

• VERITAS Clustering, VERITAS Volume manager and Netbackup - March 2004
• Cisco Networks Security NCR Pvt. Ltd. October 2002
• NCR MPRAS UNIX Administration Training August 2002
• SAP Basis R/3 Administration training, Bangalore, India

EXPERIENCE

Sr. UNIX Administrator

• Following are responsibilities to handle hedge funds, private equity and real estate firms, and institutional banks
• Providing support to CITCO hedge funds, private equity and real estate firms, institutional banks UNIX platform infrastructure. Providing support to Geneva Bank Servers and actively working new projects and migrations projects.
• Installation of Solaris 10 using Sunjet Jumpstart and configuring post clients and agents.
• Installation Sun Cluster 3.2 and configuring resource group for each application. Configuring resources under resources group for file system, backup, backend and Database.
• Creating Zones on standalone servers and on Sun Cluster with ZFS and SVM.
• Successfully converted ufs svm and non svm to ZFS file system and tuned zfs specific parameters.
• Handling request to add new SMF services, Fair Share Scheduler and cpu share for projects.
• Handling day to day issues like ldap password reset, restarting netbackup jobs, stop/start backend on standalone server and on Cluster.
• Creating packages, deploying new packages and performing quarterly patch using life upgrade.

Confidential

Sr. UNIX Administrator

• Linux Servers
• Installation of packages and patches using rug , wget and HPSA on Rehat and SuSe
• On LVM with ext2 and ext3 File system
• Carved ext2/ext3 on native Linux Logical Volume Manager and performed migration
• Installation of Redhat Linux 5.x and configuring using Kickstart installation.
• Following are responsibilities to handle SFS servers and New Projects
• Providing support to SFS Unix platform infrastructure that have more than 150 servers on various flavor of Unix. Perform post build on servers and configured the servers as per Applications and DBA needs. Worked on Calypso Tech Refresh Project and currently working on Broadridge and E- Trading Application projects and several others projects.
• Installation of packages, patches and system configuration setup using YAST tool
• Post server build after servers delivered by build team. Conversion from VAS to Keon, installation of autosys and updating asset record using wellsfargo application after build.
• Installed and Configure the VCS on Solaris 10, RedHat servers and Suse Linux servers. Configured resources and service group as per Application/DBA team requirements and configured Application/DB startup, clean, monitor and stop scripts in VCS to control application/DB start and stop operation automatically.
• Installed and Configured Oracle RAC on Redhat Enterprise Linux 5.x platform. Created ASM devices, voting disk OCR disk as per DBA requirement. Installed ASM rpm's need for ASM and tuned the kernel for RAC.
• Installed and Configured multipathing software EMC powerpath and VERITAS vxdmp on Solaris and Linux. Discovery of LUNS under vxdmp and EMC powerpath.
• Actively involved in planned DR test for SFS servers and worked on issue faced on during the DR test.
• Working on New projects such as Electronic trading system and Broadridge. Project includes server build, configuration, and creation of File system, installation and configuration HA solution and delivered to App/DB team. After that once servers in production that I work with App/DBA team on DR test.
• Patched SFS servers on M Quarterly patch and resolved the issue like boot and VxVm issue after reboot
• Carving of File system on VxVm, zfs and LVM and added File system to clusters. Carved raw devices and file system as per the DBA and Application team requirements
• Rebuild the Solaris 10 machine with Wachovia Webstart and installed the VxVm and configured the powerpath.
• Maintained AIX 5.x servers for fixed income group.
• Installation and configuration of HPSA opsware agent and pushed scripts to servers from HPSA console to collect data. Performed Audit report fixes that generated by OR scripts of HPSA.
• Actively work on remedy problem tickets , Work request , Work order and Change reuest for my servers and team
• Trained new consultant and help them to understand system setup, company policies and process.

Environment: Range of Sun Server including E10k, E15k, 5500, 6500, T1000, 4900,M-series servers and others. Fujitsu's Primer Power Series servers 450,650 and others. HP Proliant DL585 G1, G2, virtual machines ESX Servers, Zone, Container and LDOMS. Tivoli Storage Manager, Veritas foundation suite 4.x 5.x, Veritas Cluster Server 4.x 5.x, Autmount/NFS.EMC and EMC Storage and Hitachi Storage.

Confidential

Sr. UNIX Administrator

• Providing support to International Business Back office highly critical environment. Providing 24x7x365 support to IBOPS operations and projects of Solaris 9/10,Redhat 4/5,Sles 9/10 and Virtual machines on Zones , LDOM's and ESX virtual machines on Sun ,HP, Dell, and Fujitsu Hardware. Following are responsibilities to handle business 500 Servers
• Installation and upgrade of Solaris OS thru Wanboot and Jumpstart server and configuration of monitoring and audit software
• Installation of packages , patches and system configuration using YAST tool.
• Installation of Redhat Linux 5.x and configuring using Kickstart installation.
• Carved ext2/ext3 on native Linux Logical Volume Manager and performed migration on LVM with ext2 and ext3 File system
• Created Network interface Bonding and performed performance and failover test using different load balancing setting on Redhat Linux 5.x and SuSe Linux 9/10
• Configured kernel setting for shared memory , Virtual memory , file descriptor and modified kernel parameter on RedHat Linux and SuSe Linux.
• Configured Veritas Volume manager , VVR , CVM on Linux operating system to achieve high availability.
• Installation and configuration of VCS as per standards .performs shakeout and failover test before moving to build to development or production role.
• Performed carving of new file system, Service Group, Applications on active/active, active/passive on 5 nodes HA cluster.
• Performed successfully Quarterly DR test and new applications DR test
• Configuration and troubleshooting of multipathing ,bonding on standalone and multinodes Cluster
• Carving of new resources, Service Group as per DBA and application team request.
• Installation and configuration of patrol and nastel autopilot monitoring and capacity planning tools
• Troubleshooting and handling of Sun, Linux OS level3 issue production , Veritas Volume Manager , VERITAS Cluster Server, Oracle RAC and Netbackup issues
• Successfully handled quarterly projects like high availability, Mutilating, Luns assignments and migrations, console remediation, OS upgrade and Patching.

Environment: Range of Sun Server including E10k, E15k, 5500, 6500, T1000, 4900 and others. Fujitsu's Primer Power Series servers 450,650 and others. HP Proliant DL585 G1, G2, virtual machines ESX Servers, Zone, Container and LDOMS. Tivoli Storage Manager, Veritas foundation suite 4.x 5.x, Veritas Cluster Server 4.x 5.x, Autmount/NFS.EMC and Hitachi Storage.

Confidential

Sr. UNIX Administrator

• Providing support to Employment Security Commission's unemployment claim program. Providing 24x7 supports for highly critical unemployment claim application system, Critical development and Test environment. of Solaris 9/10 and SuSe Sles9/10 Linux for State of North Carolina on Sun Hardware , Dell and HP Hardware. Following are responsibilities to handle agency's 90 Servers.
• Installation of Solaris 10,configuration, installation of Netbackup client and nagios client on T5220/24/26.
• Installation , configuration of Red Hat 4.x,5.x Linux and SuSe 9 Linux Servers on DELL and HP hardware.
• Performed firmware upgrade for Dell and HP servers that have RedHat and SuSe Linux .
• Installated and configured
• Configuring ILO and Serial for DELL and HP Linux servers.
• Performing the system and kernel patching quarterly that includes the cloning of current environment before system or kernel patching.
• Installation of AIX 4.X , configuration , carving of LVM file system and Root disk mirroring..
• Installation and configuration of Veritas Volume Manger 5.X with vxfs file system. Volume creation with different layouts and raid level.
• Veritas Cluster Server 5.X installation , configuration and troubleshooting of SAS based application servers
• Performed the dynamic growth of VM disk over metalun and increase the file without downtime.
• Actively involved in setting up catalog and policy for backups on Netbackup Master server and adding new tapes in Pool and removing old tapes from pool on Netbackup Media Server.
• Actively involved in setting the free tools like Vertitas Storage Foundation Manager, Nagios , Cacti and Wiki for agency.
• Handling oncall pager on rotation basis.

Environment: Range of Sun Server including E10k, T1000, 4900 and T5220/24/26 others. HP Proliant DL585 G1, G2.Netbackup 7,0 , Veritas foundation suite 4.x 5.x,

Confidential

Sr. UNIX Administrator

• Providing support to Foreign Exchange division. Providing 24x7 support to Production, Critical test and Critical development of Solaris 10/9/8, Redhat AS/ES and SuSe Sles9/10 Linux for Foreign Exchange division. Linux Environment on DELL and HP Hardware. Solaris Environment on Fujisu and Sun Hardware. Following are responsibilities to handle company's 150 Servers.
• Jumpstart installation of Solaris 10/9/8, configuration, installation of Keon client and patrol client on Fujitsu Primepower series, Sun E25k, E15k, E10k, E4900 and T2000.
• Kickstart installation of Redhat Linux ES4/AS4 and SuSe Sles9/10 on HP and Dell Hardware, Configuration and Customization of ILO.
• Configuration of Solaris 10 Zone and containers. File system handling over ZFS file system.
• Installation of packages , patches using Yast Tool and user management , kernel settings using yast tools
• Installation configuration of volume management software like Cluster File System, Cluster Volume manager, Veritas Volume Manager and Logical Volume Manager.
• Configuration/troubleshooting of multipathing on Solaris and bonding on Linux Servers.
• Installation/configuration/modification and troubleshooting of Veritas Cluster System 4.x/5.0 with Clustered File system 4.x/5.0, Veritas Volume Manager 4.x/5.0.
• Creation of Veritas/LVM file system or volume as per the request of DBA and Application team.
• EMC/Hitachi Lun assignment/unassignment on Solaris and Linux. Mirroring of volume on SRDF disks.
• Installing and configuration of security tools like jass, ssh tunneling for DMZ environment, installation of Keon and 2 factor authentication software.
• Installation, configuration of Powerpath, ECC and monitoring agent like I3 and Patrol.
• Installation of Oracle and Sybase client/agent, Kernel setting and tuning as per database servers requirements.
• Installation, configuration and troubleshooting of Tivoli Storage Manager Client. Restoration of data on basis of user's problem ticket.
• Installation, configuration and troubleshooting of Weblogic, Apache and Webshere.
• Created Production maintenance calender for planned activity like patching, upgrades and planned maintenance. Production Calendar helps line of business to maintain environment with less outages.
• Actively involved in New release of Foreign Exchange Services .Working with App Team to fix issue before moving to production.
• Monitoring and capacity planning of production and critical test environment on basis of I3 and BMC patrol monitoring tool statistics.
• Performing DR test for newly production DR Test and actively participate in Wachovia Corporate Investment banking quarterly DR test.
• Handling oncall pager on rotation basis.

Environment: Range of Sun Server including E10k, E15k, 5500, 6500, T1000, 4900 and others. Fujitsu's Primer Power Series servers 450,650 and others. HP Proliant DL585 G1, G2.Tivoli Storage Manager, Veritas foundation suite 4.x 5.x, Veritas Cluster Server 4.x 5.x, Autmount/NFS.EMC.

Confidential

UNIX Administrator

• Provide support to company's Restatement Production, Integration and Development environment. Following were the responsibilities to handle companies 200 SUN Servers.
• Setup platform for multi-domain SUN Servers like E25k, E15k, E12k, E10k, E4900, E6900 and Installation/configuration of servers.
• Installation/Configuration of volume management tools like VERITAS volume manager and solstice disk suite.
• Red Hat Linux server user and file system administration.
• Installation of VERITAS Cluster software and configuration with Oracle agent, Samba Server Agent.
• EMC storage LUN assignment/unassignment on Solaris hosts. Manage data migration from storage to storage through VERITAS volume manager while server is live and running online Database/Application.
• Configure/troubleshooting of BCV Business Cont. Volume base backup on EMC storages for Oracle database.
• Administration and UNIX support of highly sensitive environment, which includes troubleshooting/setup of SSH, Samba Server, NIS and LDAP, NFS, Automount.
• Restoration of backup by using VERITAS Netbackup and Tivoli Storage Manager.
• Installation Weblogic, Apache and Sun one Webserver
• Installation configuration and troubleshooting of Linux on IBM Blade server.
• Gained good knowledge on QFS.
• Installation and Troubleshooting of Java and J2EE.
• Configuration and Troubleshooting of Hardware Raid and Software Raid.
• Configuration Installation of SUN N1 grid Engine on Solaris and Windows XP and NT machines.
• Configuration and monitoring of security of system access as per SOX audit compliance
• Work on ticket basis to provide support which either related to new installation/configuration or related to support for existing live servers through REMEDY application.
• Develop and troubleshoot SHELL Scripting to manage operations in large scale Data Center.

Environment: Range of SUN Servers including SF15K, E6900/E4900, SF6800, E6500, V490 etc. VERITAS Cluster 4.0 storage arrays EMC, SUN D240, A5000, Solstice Disk Suite, VERITAS Volume manager 4.0, ORALCE, Samba Server, NFS/Automount, Secure Shell SSH, Business Continuity Volume base backup, Shell Scripts, Solaris 8.

Confidential

UNIX/SAP Administrator

Responsibilities:

• Installation and Administration of Sun Midrange Hardware on Solaris 9.0, 8.0, 7.0
• Installation /configuration and trouble of Redhat Linux, SuSe Linux and Fedora Linux
• Installation and Administration IBM AIX UNIX 5.1, 5.2, 5.3 on Server p5 series 510, 520 express.
• Installed HP-UX on HP's K, L and N class Servers.
• Installation of Oracle 9i and 10i server and client. Configuration of Oracle listener on VCS.
• Disk and File system Management through VERITAS Volume Manager and HP and IBM's logical volume manager.
• Installation of SAP R/3 4.6b and 4.6c.Troubleshooting of day to day performance issue.
• Actively involved in migration of SAP R/3 4.6b to 4.6c.
• SAP user/client administration, created profiles for client, Spool configuration and management.
• Scheduling background activity and process, checking log for system performance, and tuning.
• Installed, configured and performed trouble shooting of Oracle, DB2 client installation.
• Installation, Configuration and Administration of VERITAS Cluster Server for High Availability and redundancy purpose. Configured and administered Service group and upgraded VCS from 2.0 to 4.0.
• Installed HBA card driver. Disk access from EMC and SAN Devices.
• Installed and configured Samba and tuned the application as per project requirement.
• Performed Kernel tuning and System Administration and designed backup and restoration strategy for servers.
• Basic Knowledge of IBM's HACMP.
• Installed, configured and performed troubleshooting of HPUX9 and HPUX11i V2, configuration of devices.
• Performed Patch Management, bundle installation, and configured library settings as per client requirement.
• Used Shell scripting to automate the system administration job such as add users, user deletion, install packages, patches and bundles, and perform troubleshooting.

Environment: Range of SUN Servers including E6900/E4900, SF6800, E6500, V490 etc. VERITAS Cluster 4.0, HP-UX9000, IBMAIX 5.3-5.2-5.1 with p5 series Server, Oracle 9i and DB2

Confidential

Provided technical and system support to NCR customers. I was assigned to the following

Customer Engineer

Responsibilities:

• Installation, Configuration and Administration of Solaris 8.0 and Windows based systems.
• Installed and provided system administration of NCR MPRA UNIX Server.
• Performed Package, software and patch administration.
• Gained Exposure to Volume manager and Disk Array plus Utility.
• Performed Printer Administration, as well as port and cron scheduler Administration.
• Gained Exposure to system security and network security.
• Performed Device management and disk management.
• Installation of American Megatrend Hardware Raid on Raid level 1, 2 and Raid5.
• Installation, Configuration and Administration of NCR MPRAS life keeper for High Availability and redundancy purpose. Configured and administered Resource group.
• Monitored Solaris system status and monitored processes to identify system bottlenecks and balance system loads.
• Disk and File system management thru VERITAS Volume Manager VXVM ,
• Implemented system security with features like mask , sticky bit, Access control list Ackl's , restricted shell and monitored user and system usage, implemented TCP wrapper, login control, restricted services and ASET.
• Installing, Configuring and Administering Microsoft Windows NT, 2000, 2003 Servers.
• Configured EMC and Hitachi Storage array on Solaris 8.0 and 9.0.
• End-user support for hardware, software and Windows operating systems.
• Responsible for helping integrate the Windows server and desktop environments with the UNIX server and desktop environments.
• Planning and Maintaining a Microsoft Windows Server 2003 Active Directory Infrastructure.
• SAP basis 4.6 activities which include transports, Users, Authorization, Profiles, Job Scheduling, Client maintenance and other performance monitoring activities.

Environment: Sun E6900, E4900, NCR MPRAS s25, Oracle 8i and NCR Image Clearing Software

Confidential

Responsibilities:

• Installed 1700/3600/7200/7500 series router with catalyst switch.
• Configured router with lease line and backup line ISDN debugged ISDN problem.
• Installed VPN, VLAN and Access control list.

Environment: Cisco 1700, 3600 series routers

Confidential

Provided technical and system support to CMC Customer and assigned following projects.

Engineer

Government Engineering

Confidential

Responsibilities:

• Performed Stand-alone installation and file system management.
• Performed Backups, process control, user administration and device management of sun workstations in a networked environment.
• Installed and maintained Sun systems configured and provided trouble shooting for the network file system NFS environment and network information server NIS environment.
• Administered Network Services, Checked remote system status, determined how long a remote system has been up, determined whether a remote system is up, logged into a remote system and transferred files between systems.
• Performed Hardware upgrades Memory, CD-ROM, Network Interface Cards, Hard drives, etc.
• Interacted with customers and end-users to resolve their problems in a timely and accurate manner.
• Trained users on system usage and commands.

IIT Kanpur

Responsibilities:

• Provided support to highly sensitive production and development environment. Setup consisted of SAP R/3, Solaris 2.5.1 on SUN platform. Servers like E6500, E4500, E450, and E250.
• Installed and configured SENA A5000 as common storage to two nos. of E6500.
• Configured the SyMON software on servers for monitoring of server hardware.
• Security implementation through SSH, disabling TCP based utilities like telnet, rlogin, ftp, etc.
• Besides the UNIX Support also doing SAP basis activities which includes transports, Users, Authorization, Profiles, Job Scheduling, Client maintenance and other performance monitoring activities
• Carried out server consolidation during the time of server/application upgrade.
• Carried out Solaris OS upgrade and patch management.
• Implemented and tested IPMP for network redundancy and network performance analysis through internal OS commands like netstat, ndd, snoop etc

Environment: Sun E6500, E4500, E450, and E250, Sun Fire v490, Sun fire V420, Dec Alpha and IRIX Indy Machines

Confidential

Engineer

• Involved in installation and configuration of SCO UNIX Server, Sun Solaris Servers, Dec Alpha Server, Digital UNIX Server and Windows NT. Specific responsibilities included the following:
• Installed operating system.
• Setup, maintained and managed the User Accounts.
• Performed File System Disk Administration, Set hard links and symbolic links, character devices, block devices, disk partition, slice format, and repaired file systems with fsck.
• Administered NFS file sharing, checked remote procedure calls, NFS Daemons, set up the NFS Servers and NFS Clients, and started/stopped NFS Services.
• Involved in all aspects of LAN planning, administration and troubleshooting, and Backup strategy planning and implementation.
• Assisted in network design and layout for the TCP/IP network.
• Maintained Client/Server support and set up networks, printers, additional disk and tape drives.
• Performed Software and Application package administration and troubleshooting.
• Managed system security, system performance and network performance.

Environment: Sun Fire v490, Sun fire V420, Dec Alpha Server and SCO open UNIX Server and Informix