SUMMARY

• Over 10 years of IT experience in System Administration with extensive experience in Solaris, HP - UX, RHEL Linux, VMware Administration.
• Extensively worked on administering  DHCP, Mail servers, RAC Cluster, Veritas Volume Manager, Veritas Netbackup, RAID,Veritas Cluster and Shell/Perl scripting. In depth knowledge and experience of working on UCS Manager.
• Experience in installing, WebSphere Application Server. Worked with DBA in Planning for Logical & Physical layout of the Database, Memory, Database, SQL Tuning .
• Worked with network team to configure and troubleshoot networking with router, switches. Independent problem solving and a good team player with strong interpersonal and communication skills.

SKILLS:

Operating Systems: Linux, UNIX (Solaris, HP-UX, Tru64)

Hardware:  B/C-Series Blade Servers (UCS) B22 M3, B200 M1/M2/M3,B230 M2,B250 M1/M2, B420 M3, B440 M2, C22 M3,C24 M3,C220 M3,C240 M3,C260 M3,C420 M3, C460 M2, SunUltra E 6500/4500/450 , /420/250/220, Sun Fire V440,490,890, 4800/3800, E10K, T2000, ultra 10/5/2/1. IBM RS/6000 series, HP-9000 Series, C7000 blade servers, DL 385 DL 585(G1/G2) Compaq DS20, 8400, ES40, DEC Alpha 400/1000/1200/2000/8200

Cluster: RAC cluster, Veritas Cluster

Middleware : Apache server, WebSphere, WebLogic.

Languages : UNIX Shell Scripting, Perl.

PROFESSIONAL EXPERIENCE:

Senior Unix System Administrator

Responsibilities:

• Monitor performance and system utilization and participate in activities related to growth analysis and capacity planning. • Ensure customer uptime and performance through monitoring, proactive support, maintenance, and utilization of best practices
• Installed puppet in master and agent node. Deploying configuration files and templates for lightning-fast installation. Automating every aspect of the systems including provisioning, deployment and change management
• Installing the ORACLE .Assisted DBA in configuring Oracle Database.
• O/S System upgrades, migrations, Installation Packages and patches .
• Supported 24/7 high availability production servers.
• Created SUDO Policies for the different applications.
• Manage existing high available application services using Linux RAC cluster and VERITAS CLUSTER server.
• Configure RAC cluster on VM to manage the oracle database and NFS share and other applications.
• Analyze, troubleshoots and correct the cluster problems
• Perform ongoing maintenance.
• Interaction with vendors for Hardware and software supports.
• Installation, configuration and remediation of various Security software.
• Installation and configuration of Netscape and Apache web server and Samba Server.
• Kickstart installation. Writing Shell and Perl Scripting for automation of job.
• Configuration of Hardware and Software RAID. Disk replacement and File system recovery.
• Used SAM to Administer HP Servers for Software package, patches, user management, Volume/Group and file system creation.
• Disk and File system management through RAC, Veritas Volume Manager
• Database Backup and Recovery. Performance Monitoring and Tuning
• Planning and setup of Disaster Recovery Servers.
• Trouble shooting of day to day system and user problems, Escalation Support , Providing support to customers via ticketing and/or phone for Linux servers. Completing all project requirements as requested in a timely manner.
• Participate in an off-hours on-call rotation, Take an assigned standard day shift

Environment: RHEL Linux 4,5,6 Sun Solaris 10, Cisco B/C-Series Blade Servers (UCS) ==>.B22 M3, B200 M1/M2/M3,B230 M2,B250 M1/M2, B420 M3, B440 M2, C22 M3,C24 M3,C220 M3,C240 M3,C260 M3,C420 M3, C460 M2, SunUltra E 250/450/3500/4500/5500/6000/6500. Tru64 (4.x) DS/20/DS10/DEC 8200. HP-UX(10.x,11/11i) HP 9000, EMC SAN and Netapp SAN Storage Works.

Sr. Unix Administrator

• Installation, Configuration & Upgrade of Solaris, HPUX, and Linux, Ubuntu, CentOS operating system.
• Configured and installed and administrated Zones - identify zone components and zonecfg resource parameters, allocate file system space, describe the interactive configuration of a zone.
• Installation , configuration and compilation of Netscape , tomcat and Apache web server and Samba Server
• Develops and implements a systems back-up and recovery plan for local back-ups.
• Participated in developing and implementing a jumpstart server and Kickstart for multiple installations.
• Installed puppet in master and agent node. Manage user, filesystem and applications using puppet..
• Installed C++, Java, and Jboss.
• Created related documentation, standards and procedures to comply with corporation and industry standards
• Installation of patches and packages.
• Installation and configuration of Veritas Volume Manager, Veritas File System.
• Installation and configuration of Veritas Netbackup.
• Installed and Configured EMC/SAN disks in Solaris, HP-UX and RHEL Linux Servers.
• Installation and configuration of websphere application server , assisted Java and J2EE developer to deploy applications on the websphere servers.
• Dynamically adding new VMware disk into the kernel and LVM
• Disk Configuration on Oracle Linux Servers
• Created User, Groups, file systems per client requirement.
• Created SUDO Policies for the different applications .
• Disk and File system management through Veritas Volume Manager, Sun Volume Manager and Logical Volume Manager.
• Installation and Configuration of SAN disks in various OS.
• Installed Java, JBoss, J2EE, WebLogic, WebSphere.
• Configuration and Administration of DNS, NIS, NIS+, NFS, sendmail.
• Installation, configuration and remediation of various Security software.
• Wrote Shell scripts for system maintenance and file management and wrote Perl Scripting for automation of job.
• Configuration of Hardware and Software RAID. Disk replacement and File system recovery.
• Configure a JumpStart including implementing a JumpStart server,editing the sysidcfg, rules and profile fi les, and establishing JumpStart software alternatives (setup, establishing alternatives, troubleshooting, and resolving problems)
• Trouble shooting of day to day system and user problems including resolving issue tickets and documentation of the issues and their fixes
• Support hotline call, Global on-call and 24X7 pager duties .

Environment: Sun Solaris (8 ,9,10), RHEL Linux (RedHat 3,4,5), HP-UX(10.x,11/11i) , HP C7000, DL360,DL 385, DL560, SunUltra E 250/450/3500/4500/5500/ , Sun Fire V240, V440, V490, V890, E2900,E4900 E15K,20K,25K,, T2000. IBM servers with p5 520,520Q, 550, 550Q, 560Q Express,p5 570 ,P5 590. Alpha Server DS25,ES45,ES47,

Sr. Unix Administrator

• Installation, Configuration & Upgrade of Solaris, HP-UX ,Tru64 and RHEL Linux operating system.
• Configured and install Zones - identify zone components and zonecfg resource parameters, allocate file system space, describe the interactive configuration of a zone,
• Administered zones - use the zoneadm command to view, install, boot, halt, reboot, and delete a zone.
• Develops and implements a systems back-up and recovery plan for local back-ups.
• Participated in developing and implementing a jumpstart server for multiple installations.
• Created related documentation, standards and procedures to comply with corporation and industry standards
• Installation of patches and packages. Installed C++, Java, and Jboss.
• Installation and configuration of Veritas Volume Manager, Veritas File System.
• Installation and configuration of Veritas Netbackup.
• Installed and Configured EMC/SAN disks in Solaris, HP-UX and RHEL Linux Servers.
• Installation and configuration of websphere application server , assisted Java and J2EE developer to deploy applications on the websphere servers.
• Created User, Groups,file systems per client requirement.
• Disk and File system management through Veritas Volume Manager.
• Configuration and Administration of DNS, NIS, NIS+, NFS, sendmail.
• Installation, configuration and remediation of various Security software.
• Installation and configuration of Netscape and Apache web server and Samba Server.
• Jumpstart installation. Writing Shell and Perl Scripting for automation of job.
• Configuration of Hardware and Software RAID. Disk replacement and File system recovery.
• Configure a JumpStart including implementing a JumpStart server,editing the sysidcfg, rules and profile fi les, and establishing JumpStart software alternatives (setup, establishing alternatives, troubleshooting, and resolving problems).
• Writing Shell scripts for system maintenance and file management .
• Writing Shell and Perl Scripting for automation of job.
• Trouble shooting of day to day system and user problems including resolving issue tickets and documentation of the issues and their fixes, and 24X7 pager duties.

Environment: Sun Solaris (8 ,9,10), Linux (RedHat 3,4,5) AIX (5.3,5.4 ) HP-UX(10.x,11/11i) HP 9000, SunUltra E 250/450/3500/4500/5500/ , Sun Fire V240, V440, V490, V890, E2900,E4900 E15K,20K,25K,. Tru64 (4.x) DS/20/DS10/DEC 8200.

Unix Implementation Engineer 

• Involved in administration of UNIX Servers Sun Solaris with SUN Cluster in 24/7 environment.
• Configured the LDAP Client for over 700 servers with different OS like, Sun Solaris (8 and 9 & 10 ), RHEL Linux (3 and 4) and AIX to communicate with the LDAP server.
• Developed a Extensive Troubleshooting and Verification procedures which constantly monitors the connection between the LDAP Client and the LDAP Directory Server.
• Created SUDO Policies for the different applications.
• Wrote scripts for automation of administration tasks.
• Installation, Configuration & Upgrade of Solaris, HP-UX and Linux operating system.
• Configured and install Zones - identify zone components and zonecfg resource parameters, allocate file system space, describe the interactive configuration of a zone,
• Administered zones - use the zoneadm command to view, install, boot, halt, reboot, and delete a zone.
• Installation and configuration of websphere application server , assisted Java and J2EE developer to deploy applications on the websphere servers.
• Installation of patches and packages.
• Installation and configuration of Veritas Volume Manager, Veritas File System.
• Disk and File system management through Veritas Volume Manager & Solstice Disk Suite on Solaris and other logical volume manager for other flavor of UNIX.
• Configure a JumpStart including implementing a JumpStart server,editing the sysidcfg, rules and profi le fi les, and establishing JumpStart software alternatives (setup, establishing alternatives, troubleshooting, and resolving problems)
• Created User, Groups per client requirement.
• Installed and Configured EMC/SAN disks in Solaris, AIX, HP-UX and Linux Servers.
• Installation and configuration of weblogic, websphere .
• Worked with Java and J2EE developer to deploy applications on the websphere servers.
• Disk and File system management through Veritas Volume Manager.
• Writing Shell and perl scripts for system maintenance, monitoring and management.
• Manage existing high available application services using VERITAS CLUSTER server.
• Configure and optimize cluster behaviors.
• Configure VCS to manage the oracle database and NFS share and other applications.
• Analyze, troubleshoots and correct the cluster problems.
• Perform ongoing maintenance. Trouble shooting of day to day system and user problems including resolving issue tickets and documentation of the issues and their solution, 24X7 Pager duties.
• Involved in Installed and Upgraded AIX 5.3 using the NIMadm and also BOOTP methods.
• Involved in Installation and Configuration of the IBM Tivoli Directory server(LDAP) for the authentication of users through netgroups
• Developed and Implemented various Performance Monitoring Techniques.
• Installed and Configured various monitoring tools like Best1 and CA7
• Planning and setup of Disaster Recovery Servers.

Environment: Sun Solaris (8 ,9,10), RHEL Linux (RedHat 3,4,5) AIX (5.2,5.3 ) HP-UX(11,11i), Sun Fire T2000, E2900, E15K, E20K, E25K, V240,V440, V480,1280, Sun Storage 1000, Sun Cluster Server, VERITAS Netbackup, IBM servers with P5 570,550,690,RS600 with AIX 5.3 and 5.2, HP-UX(10.x,11/11i) HP 9000, Alpha Server DS15A, DS25,ES45,ES47.

Unix Implementation Engineer

• Installation, Configuration & Upgrade of Solaris, HP-UX and RHEL Linux operating system.
• Configured and install Zones - identify zone components and zonecfg resource parameters, allocate file system space, describe the interactive configuration of a zone,
• Administered zones - use the zoneadm command to view, install, boot, halt, reboot, and delete a zone.
• Installation of patches and packages.
• Installation and configuration of Veritas Volume Manager, Veritas File System.
• Installation and configuration of Veritas Netbackup.
• Created User, Groups per client requirement.
• Disk and File system management through Veritas Volume Manager.
• Configure a JumpStart including implementing a JumpStart server,editing the sysidcfg, rules and profile fi les, and establishing JumpStart software alternatives (setup, establishing alternatives, troubleshooting, and resolving problems)
• Configured EMC/SAN disks in Solaris Servers.
• Worked on server consolidation and migration.
• Configuration and Administration of Veritas Cluster Server
• Installation, configuration and remediation of various Security software
• Open Boot PROM firmware update.
• Manage existing high available application services using VERITAS CLUSTER server.
• Configure and optimize cluster behaviors.
• Configure VCS to manage the oracle database and NFS share and other applications.
• Analyze, troubleshoots and correct the cluster problems
• Perform ongoing maintenance.
• Writing Shell and perl scripts for system security, maintenance, monitoring and management.
• Configure and optimize cluster behaviors.
• Configure VCS to manage the oracle database and NFS share and other applications.
• Analyze, troubleshoots and correct the cluster problems.
• Wrote scripts for automation of administration tasks.
• Kernel parameter update per requirement.
• HBA (Fiber card) driver and firmware updates
• SUDO configuration, SSH configuration, SCP Upgrade
• Secured sendmail Configuration, NTP configuration
• Placed script for fixing ownership and permission and user directory
• Netscape and Apache web server & samba server configuration and troubleshooting.
• Configured Cron access, Savecore, syslog
• BEA Weblogic Server Configuration
• Installation and configuration of Tivoli End Point
• Installation of ESM security software
• Installation of control - M Software
• Perform ongoing maintenance.

Environment: Sun Solaris (7,8,9 and 10), (RedHat 3,4,) AIX (5.2,5.3 ) HP-UX(10.X,11), Sun Fire T2000, E2900, T2000, E2900, E15K, E20K, E25K, V240,V440, V480,1280, SUN E220, SUN E420, SAN,IBM servers with p5 560Q Express,p5 570 ,P5 590. HP-UX(10.x,11/11i) HP 9000, Alpha Server DS15A, DS25,ES45,ES47,

Unix System Administrator

• Installation, Configuration & Upgrade of Solaris, HP-UX, RHEL Linux and Tru64 operating systems.
• Installation and Configuration of Oracle and DB2/UDB database.
• Installation of patches and packages.
• Installation and configuration of Veritas Netbackup.
• Installation and configuration of Veritas Volume Manager, Veritas File System and Veritas Cluster Server, Tivoli Endpoint.
• Server Build from the scratch with Oracle Installation and instance creation.
• Created User, Groups. File Systems per database requirement
• Created Oracle/UDB users and assigned appropriate permission.
• Disk and File system management through Veritas Volume Manager, HP Logical Volume Manager and Compaq Logical Storage Manager.
• Netscape and Apache web server & samba server configuration and troubleshooting.
• Created physical and logical volumes/groups using logical volume manager.
• Created CMR and followed proper process to validating and closing project/SR.
• Job scheduling through maestro scheduler
• Manage existing high available application services using VERITAS CLUSTER server.
• Configuration and Administration of Veritas Cluster Server.
• Trouble shooting of day to day system and user problems
• Wrote scripts for automation of administration tasks.

Environment: Sun Solaris (7,8 and 9), SunUltra E 3500/4500/5500/6000/6500 T2000, , E15K, , V240,V440, V480,1280. Tru64 (4.x) DS/20/DS10/DEC 8200. HP-UX(10.x,11) HP 9000, AIX (4.x and 5.x) IBM RS/6000 and pSeries, Disk arrays A1000/D1000/A3000/A5000/BA356/EMC, Tape Libraries Storagetek L700/9710/ Timber Wolf9730, and SAN Storage Works.

Confidential

UNIX Administrator

• Installation, Configuration & Upgrade of operating systems, patches and other software Packages on server as well as workstations.
• Monitoring System performance and do kernel tuning to enhance the system Performance.
• Netscape and Apache web server & samba server configuration and troubleshooting.
• Writing Shell scripts for system maintenance and file management.
• Used Veritas volume manager to create file systems as per user and database Requirements
• Backup management through Veritas Netbackup.
• Administration & troubleshooting of Sun Clustered Servers.
• Disk and File system management through Veritas Volume Manager
• Database creation, Tablespace and datafile maintenance. User creation, granting roles and privileges
• Trouble shooting of day to day system problems

Environment: Sun Solaris, Windows-NT, SUN Ultra, HP/9000