SUMMARY:

• Around 8 years of experience as a System administrator in Solaris Linuxplatforms with hands on experience in Sun Solaris SPARC x86 , VMWare ESX/ESXi, Red Hat Linux,SUSE, UBUNTU, OEL, HP-UX andAIXenvironment connected to EMC and HDS SAN environment.
• Hands on experience in systems setup, configuration, upgrade, maintenance, migrations, performance monitoring and troubleshooting on different UNIX platforms like Sun Solaris, Linux, HP-UX system software and hardware as well as networking.
• Worked extensively on SUN SPARC X86 platforms incluing Sun Fire V440, V120 and V480, V490, Sun Fire X4100, X4170, X4200, X4540, X4440 and X4500, Sun Enterprise Servers T5120, T5220, T5240, T3-1, T3-2, M5000 M9000 serversas well as HP DL G4,5,6 7, HP Blade Enclosures C 7000, Dell PE 2600, PE 1900, PE 2800, ,PE 2900, PE 2950, PV NX 300, HP and Lenovo Servers.
• Installing, upgrading and configuring SUN Solaris 7, 8, 9 and 10 on Sun Servers using Jumpstart, Flash Archives and Interactive Installation.
• Installing, upgrading and configuring OEL 4,5 RedHat Linux 3.x, 4.x, 5.x, 6.x using Kickstart Servers and Interactive Installation.
• Experience working with HP Proliant DL 380 G3, G5, G5 G6 and Cisco UCS HW UCS 200 300.
• Experience working with Configuration management softwares like CFEngine and Puppet.

• Experience in Virtualization by Zones configuration on Solaris 10 and also with VMWareESX 4.1 in Linux and Solaris Environment.
• Experience working with F5 Load balancers and supported Big IP for F5 devices.
• Expertise inRAID Configuration, Veritas Cluster Server, Veritas Volume manager, Logical Volume Manager andVeritas Net Backup.
• Experience supporting Apache on Solaris, HP-UX and Linux environemnts.
• Installed Apache and configured Virtual hosts and also experience applying SSL certs for websites.
• Efficiently implemented network file sharing by configuring NFS to share files and resources across the network.
• Experience in supporting HDS SAN like AMS, USPV, VSP and XP 9500'sand NAS environment connected using Cisco and Brocade Switches.
• Experience managing HDS arrays like VSP USPV using Hitachi Command Suite and Storage Navigator and also familiar with HDS HDLM software for multipathing on Redhat Linux servers.
• Experience mapping LDEV's on HDS arrays to hosts and also performing replications by using pair create commands.
• Experience supporting Oracle RAC Environemnt running on Linux and Solaris servers.
• Experience in taking flar archives of Solaris servers for DR exercises.
• Extensive Shell, Perl and VB scripting experience.
• Scheduling various cronjobs for backups, database, proprietary jobs using CRON and BMC Control-M and troubleshooting daily job problems.
• Experience with Virtual Memory and swap space on Solaris systems.
• File system tuning using Veritas File System VxFS .
• Planned , documented and supported high availability, data replication,fail-over and fall-back Solutions using Veritas Cluster Server 5.0, 5.1 in SAN environment.
• Coordinated with SAN Team for storage allocation and Disk Dynamic Multi pathing. Worked on Various SAN Products likeNet App, EMC Symmetrix, Hitachi data systems.
• RDBMS installation and support forOracle, SQL Server, MySQL.
• Worked with Backup Team to Configure the Master and Client Backup servers Using Veritas Net Back up.
• Working Knowledge on Veritas Storage foundation VSF and Veritas Volume Replicator VVR .
• Experience in setting up LANs and WANs.
• Configuration and maintenance of various routers, firewall and wireless access points such as Cisco, Sonicwall, Checkpoint, Meraki etc.
• Experience working in security protocls to performs transfers between servers using sftp and third party ftp tools.
• Sonicwall Certified Network Security Administrator.
• Effective leader, motivator and team player with excellent planning, coordination, time management, supervision and organizational skills.

Technical Skills

Operating Systems:

Sun Solaris 7, 8, 9 10 SPARC x86 , Linux Red Hat 3/4/5/6, AIX 4.3/5.1/5.2/5.3, OEL 4,5 6,Ubuntu, HPUX 10.x/11.x, VMware ESX/ESXi3.5/4.1/5.

Hardware:

Sun Fire V440, V120, V480, V490, V880,Sun Fire X4100, X4200, X4440, X4140, X4170, X4500, X4540 Sun Fire 2900, 4800, 6900, Sun Enterprise Servers T5120, T5220, T5240, T2000, T3-1, T3-2, M5000 M9000, HP DL360, 580 G4, G5, G6, HP C7000 C60000 Blade Enclosures, IBM Blade center and Dell PE 2600, PE 1900, PE 2800, ,PE 2900, PE 2950, PV NX 300, various HP and Lenovo Servers, Cisco UCS 200, 250, 300.

Tools:

VERITAS Volume Manager, Veritas Cluster Server 4.1/5.0/5.1, VERITAS Net backup 5.1, Sun Cluster 2.x 3.x, VMWare ESX

Languages:

Shell Script , Perl

RDBMS:

SQL, Oracle, MySQL

Networks:

NIS, NFS, LDAP, DNS, Routers and Firewalls

Protocols:

TCP/IP, FTP, SSH, SFTP, SCP, SSL, ARP, DHCP, TFTP, RARP, PPP, POP3 and SMTP

EXPERIENCE:

HP/J J, NJ

Unix-SAN Admin

Responsibilities

• Provide 24x7 support for multi-customer environment including server storage consolidation
• Worked actively in migrating HP UX 11.00/11/23/31 , Solaris 9 10 and RedHat Linux servers using LVM online data migration process.
• Configure, and automate the deployment of Linux and VMware infrastructure through our

existingKickstart/Jumpstart infrastructure.

• Tuning the kernel parameters base on the application /database requirement.
• Patching up the system to the latest version as per the recommendations.
• Monitor the health of the servers, Operating system, database and the network.
• Worked on HP storage arrays such as XP12K/24K P9500.
• Storage Management duties include Administration, monitoring and configuring of the following technologies HP XP 12K, HP XP 24K , HP P9500, HP XP Business Copy.
• Installed and configured SSH, Veritas Dynamic multipathing, XPINFO, Autopath.
• Creating devices, hosts groups, mapping and masking of LUNS, with storage ports , Hosts by using respective storage pools.
• Managed zoning activities on Brocade switches.
• Perform host side tasks including defining, configuring and increasing or reducing filesystem per customer requirements.
• Analyze, plan and perform data-migration between Source array XP24k/XP12K to Target array P9500 .
• Performed thin reclamation after successful online data migration on all Target arrays.
• Moved filesystem fromVxVM to HP UX LVM.
• Configured and managed VCS, Oracle RAC and HPService guard Clusters on top of HP-UX servers.
• Writing skills to speed up the migration process and for monitor server performance during

Mirroring.

Environment: HP UX 11.00/11.11/11.23/11.31,Solaris 9/10,VxVM,VCS,Oracle RAC, VMWARE, HP Servers, Netapp, HP storage XP12K/24K/P9500 .

Confidential

Solaris/Linux Migration Engineer

Responsibilities

• Maintained a production computing environment composed of over 2000 high-end servers running Solaris and Redhat, Ubuntu and SUSE Linux.
• Supported a large infrastructure of Sun Enterprise-class servers running Solaris, providing corporate IS infrastructure email, file service, etc. using LDAP, NIS, NFS, etc
• Involved in day to day administration support for Oracle/Solaris servers. Troubleshoot and resolve issues for different clients. Linux support/administration.

• Performed Host Based Migration using VERITAS Plex Level Mirroring on Solaris and Linux.
• Interact with various Database Administrators like DB2, Oracle ,Sybase and Storage Engineers SAN
• Provide afterhours support as required to perform maintenance on VERITAS 2 and 4 Nodes clusters running Oracle and Middle ware applications.
• Configured Zones and Zones File system for Resource Sharing in Solaris 10.
• Resizing volumes to meet customer requirement, dealing with Volume Manager performance issues.
• Worked with EMCand HDS SANproducts to allocate disks to Unix Servers connected using Broacade switches.
• Experience deploying configurations using Puppet across 500 Linux and Solaris servers.
• Creating large file systems for Oracle using Veritas Volume Manager, Veritas File System
• Adding EMC LUNs to Sun Servers for ongoing space requirements, Managing EMC master agents on Solaris, working with Storage team on EMC Symmetrix, EMC DMX-3,EMC VMX, IBMXiV Arrays, HDS USPV HP P9500. Troubleshooting Emulex HBAs LP9K, Sun branded HBAs problems
• Troubleshooting dual path issues using VeritasDMP and various othe Unix/Linux tools.
• Involved in fabric switch migration from MCdata to Cisco switches by perfoming dual path check and troubleshooting and solving HBA issues.
• Understanding of Zoning on Brocade, McData and Cisco SAN Switches.
• Creating Solaris 10 zones running on Solaris 10 Global Zone for applications like Apache and Iplanet.
• Solaris upgrade using Solaris Live Upgrade feature, Disaster recovery, IP multi-pathing.
• Installed patches and fixes for Solaris systems.
• Installation/Configuration ofVxVM/VCS and solved Solaris, Sun Server hardware, Sun Cluster problems.
• Assisting users teammates to resolve day-to-day administration problems of production servers.
• Wrote Shell scripts for day-to-day Administration.
• Administration of Solaris 9, 10/VCS/VxVM.
• Creating and Managing User and Group Administration and Access Privilege Setting with SUDOERS on Solaris, Red Hat Enterprise Linux.
• Configuring Zone as a virtual operating system abstraction that provides a protected environment in which applications run and configuring zones with resources like cpu, memory.
• ConfigureZone in both Exclusive IP and Shared IP Model
• Configuring Zone cloning and Zone Migration across different HW using Veritas Cluster service.
• Configuring IPMP for interface redundancy.
• Installing ZFS, Swap configuration, Mirror configuration, mount point creation, zpool and Zone creation.
• Configuring and maintaining RAID devices using Veritas VxVM productsand creating the disk groups, adding the disks to disk group, creation the volumes, Growing volumes according to user requirements.
• Installation and Configuration of Sun Cluster 3.3 and creating resource groups.
• Doing Pre-migration checks on Servers running Solaris 8/10 and Red Hat Enterprise Linux 3/4/5.
• Collecting Pre-Migration Data using Shell scripts for Solaris and Linux to handle Server Migration each weekend.
• Worked onwholeroot, sparse and branded zones on solaris 10 and involved in patching zones.
• Configured/Reconfigured System Controller SC and A/LOM on multiple Architecture Sun Servers.
• Worked with EMC Powerpath, SRDF and SAN Storage Related Issues.
• Plan and execute project tasks as assigned, working with various application and systems.

Confidential

Solaris/Linux Infrastructure Engineer

Responsibilities

• Involved in configuration and support of a production environment hosted in a 24x7 setup.
• Administration and auditing the SUN servers and installation of the patches on production/development systems.
• User Administration, Management and Archiving and managing Tickets in the queue.
• Server monitoring and maintenance of the client's production server Linux .
• Installation and Configuration of Applications running on Linux and Solaris servers.
• Installation and Configuration of DNS and DHCP Servers.
• Experience working with HDS software like HDLM on servers connected to HDS USPV and VSP.
• VirtualizationInstalled and Configured Network Printers, Print Servers File Servers.
• Troubleshooting the Network and Boot problems.
• Involved in SAN migrations from USPV to VSP using host based LVM mirroring on Redhat Linux servers.
• Using HP Tools to deploy software across multiple Linux and Solaris servers.
• Managed a team of System Administrators who escalated the Weekly Daily Backup Reports, recovery logs, User activity reports monitoring Reports of Firewall Logs.
• Performed system administration for a mixed Linux/Sun environment serving 1000 users: Apache Web servers, FTP, mail administration, UNIX systems and network perfomance monitoring and OS fine tuning, user accounts administration.
• Installation of Solaris 10 using Jumpstart and Linux using Kickstart server connected to HDSarrays like VSP.
• Creating and configuring Zones and File Systems on Zones using ZFS and LOFS.
• Creating and Managing User Accounts Groups.
• Responsible for all aspects of production Solaris system and RHEL Administration. In addition to technical responsibilities.
• Monitored UNIX system and network performance
• As a ZimbraMessaging/Operational team responsible for architecture, design, testing and deployment of the mail servers and also implementing changes into the production environment in a predictable way.
• Client Server Monitoring through Nagios and shell.
• Worked as UNIX SystemAdministrator to ensure timely and accurate backup and recovery.
• Maintaining and managing all servers, systems Infrastructure and providing Uptime.

Environment: Linux 5.x/6.x, VMWARE, HP Servers, Netapp, Hitachi Storage, Nagios, Zimbra Mail Servers, .

Confidential

SrSolaris/Linux System Administrator

Responsibilities:

• Provided 24/7 on call support on UNIX Production Servers including Solaris and Linux as well as worked across multiple projects including data centre migrations.
• Experience in creating and building Images on Solaris using Flash Archive and ISO images on Linux servers RHEL OEL on ESX servers.
• Installed, configured and maintained OEL RHEL5.x/6.xand Solaris 9/10 servers for production, staging and test environments.
• Installing ESXi on Cisco UCS and HP Proliant HW and creating VM's to deploy RHEL and Solaris ISO's.
• Worked actively in migrating Solaris 9 servers to Solaris 10 and Redhat Linux servers.

• Installed Patches/Packages on Solaris Servers and RPM packages on Linux Servers and Deports/Bundles on HPUX servers running on PA-RISC and Itanium HW..
• Installed and configuredVxVM, VxFS and VCS on various Servers.
• Administered, maintained Red Hat 4.0, 5.0AS, ES, troubleshooting hardware, operating system, applications network problems and performance issues.
• Supported Apache webservers running virtual hosts.
• Experince in creating Solaris 8 and Solaris 9 Branded Zones on Solaris 10 Global Zone.
• Experience installing Linux OEL RHEL using ISO images on VMWare Environemnt.
• Deployed latest patches for, Linux and Application servers, performed Red Hat Linux Kernel Tuning
• Worked on building Veritas Clusters from scratch and performed failover and High Availability for Oracle and ERP applications.
• Built M5000 and M9000 backend servers, configured lPMP, dedicated Replication networks.
• Configured Zones and Zones File system for Resource Sharing.
• Installation, Configuration and Administration of VERITAS Storage Foundation 5.0.
• Creating File Systems, Disk Groups, Volumes and Increasing File Systems using VERITAS Storage Foundation 5.0 VxVM/VxFS .
• Worked with network team in configuring the correct VLANs for front-end, mid layer and Back-end servers.
• Linux kernel, memory upgrades and swaps area and performed Red hat Linux Kickstart installations.
• Installing and configuring OSWatcher tools to gather data on disk utilization, CPU utilization,operating system and other applications.
• Installed CFEngine clients on Linux and Solaris servers.
• Working with Vendors such as Oracle and Symantec as and when necessary to trouble shoot server issues.
• Installed approximately800 Virtual/Physical servers in Solaris/Linux.
• Worked with SAN team on the provisioning of storage for the new build server and mounting the SAN and NFS storage to the filesystems with right permissions.
• Used VERITAS Volume Managerfor Disk Space management.
• Applied patches and application update using CFEngine on Linux and Solaris servers.
• Installed and configuredSudoaccessfor users to access the root privileges.
• Integrating UNIX file systems using packages like SAMBA.
• Troubleshooting technical problems received through e-mail and BMC Remedy Ticketing Tool. Performing QA and Production changes following the Change Management procedures, generating reports.
• Monitoring the servers using nagios enterprise-wide and work on any system alerts generated by the tool. Work on the tickets assigned by Site Operations team and involve application/other teams as and when necessary.

Environment: Solaris 9/10, Linux 5.x/6.x, OEL 5, VMWARE, SUN SPARC/X86 Servers, Dell/HP Servers, Netapp, Hitachi Storage.

Confidential

Sr Solaris/LinuxSystem Administrator

Responsibilities:

• Installed and configured RHEL 4.x/5.x, Solaris 8/9/10for production, staging and test environments.
• Configured Zones, Containers and branded zones on Solaris 10 for legacy applications running on Solaris 8/9.
• Building LDoms on T5220, T5120 and T5140 servers.
• Configured File Systems using ZFS/vxfs/svmfor Oracle Databases.
• Involved in troubleshooting of UNIX technical problems received through e-mail and Clarify Ticketing Tool, Backup solutions according to the SOP SLA. Generating reports, Preparing Quality Documentations uploading to VSS tool
• Installation and configuration ofLinux and Solarison SUN SPARC and HP x86 servers.
• Installed Application Agents on 1500 Virtual/Physical servers Linux VM's Solaris Zones.
• Configured devices by using HDLM software from Hitachi SAN.
• Setup of full networking services and protocols on Solaris,including NIS/NFS, DNS, SSH, SFTP, DHCP, TCP/IP, applications, and print servers to insure optimal networking, application, and printing functionality.
• Administered, maintained Red Hat 3.0, 4.0, 5.0 AS, ES, Troubleshooting Hardware, Operating System. Application Network problems and performance issues Deployed latest patches for Sun, Linux and Application servers.
• Disk Space management using VERITAS Volume Manager.
• Configuration of Hardware and Software RAID. Disk replacement and File system recovery.
• Implemented Virtualization using VMware.Installed VMware ESX/ESXiserver on Cisco/HP/Dell Servers and configured Solaris 9/10/ Red Hat Linux 4.0 machines for various applications.
• Installing and setting up Oracle9i on Linux for the development team.
• Installation of software packages and checking the integrity of the installed packages. Installed different RPM Linux 4.0/5/0.
• Administered Linux servers for several functions including managing Apache server, mail.
• Installed and configuredSudofor users to access the root privileges.
• Integrating UNIX file systems using packages like SAMBA. Setting up printers on UNIX / NT machines to work seamlessly across platforms.
• Worked with different hardware and software vendors to troubleshoot the hardware and software problems.
• Responsible for backup and recovery of servers.Documented backup policies and procedures for backup routines, schedules and restore policies.
• Managing cron jobs, at Jobs, batch processing and job scheduling.
• Support and detailed troubleshooting of Sun Solaris in a 24 x 7 Environment.

Environment: Solaris 8/9/10, Linux, VMWARE, SUN SPARC workstations A21, A22, A70, A89 ,NFS, NIS, DNS IBM 8677, IBM Blade center Servers HS20, HS21 , Lenovo Workstation's D2, D3, D10, D20 , IBM P520, P550, P560, P570, P575, P595, IBM IntelliZpro-9228, DELLPoweredge 1650,2850,2950,6400.

Confidential

Solaris/Linux Administrator

Responsibilities:

• Involved in configuration and support of a production environment hosted in a 24x7 setup.
• Installation and Configuration of Solaris, Linux andAIXoperating systems on large distributed environment.
• Managing Disks/Filesystems using Veritas Volume Manager.
• Setting and Managing NFS, NIS, DNS, Shell Scripting, patching.
• System performance tuning, User maintenance and security.
• Scheduling Backups, Monitoring taking failover test of Veritas Clustered servers.

• Trouble shooting and problem resolutions in SUN, Linux and AIX servers.
• Procedural documentation of supporting applications as well as SLA and escalation policies to coordinate with the monitoring systems as deployed.
• Responsible for first and second level problem analysis, and resolution for system and application tools utilizing already existing Unix scripts and Solaris run books.
• Installation and support of various versions of Oracle, SQL Server and MySQLdatabases.
• Used various networking tools such as ssh, telnet, rlogin, ftp, sftp and ping to troubleshoot daily networking issues.
• Ability to screen and diagnose client inquiries and problems troubleshoot to clearly understand problems root cause determination , solve problems, use operational documentation runbooks .
• Responsible for administering and maintaining Linux work stations running Apache web server.

• Installed and configured SSH, SFTP, NDM, EMC Power path, Veritas Dynamic multipathing, Oracle client.
• Expertise in Linux backup/restore with tar including disk partitioning and formatting.
• Managed email Postfix and Sendmail , LDAP and Oracle services.
• Work with developers to integrate their web applications onto standard infrastructure.
• Writing scripts for monitoring log files and sending alerts.
• Involved in the Recovery of the Unix servers.
• Installation of SAMBA utility software.

Environment: Solaris 8/9/10, Red Hat Linux 4.x/5.x, AIX, BMC Patrol, NetBackUp, MQSeries 5.0 WebLogic 6.1, NES/iPlanet4/6. SUN Solaris, E250, E10K, E4500, SunfireV880/440, Solstice Disk Suite 4.2.1, , EMC Centera EMC Connetrix, SAN Switches, Tape Libraries, EMC Powerpath 4.0,Sun Storage Array NAS and SAN, Sun Disk Suit and MySQL 5.

Confidential

Solaris/Linux System Engineer

Responsibilities:

• Installation and configuring of SUN Solarisand Linuxservers .
• Involved in Building and configuring Solaris 8/9/10 using Jump start server and Red Hat Linux Servers Using Kick Start server as required for the project.
• Maintained maximum uptime and maximum performance capacity for Enterprise Production, QA, Staging.
• Primary responsibility includes building and supporting Solaris/ Red hat Linux 3,4 servers.
• Extensive use of Veritas Volume Manager for Disk management, file system management on Sun Solaris environment.
• Installation and configuration VeritasNetBackup on Sun Severs.
• Extensive use of Kornshell,Bash for scripting.
• Expertise in Linux backup/restore with tar including disk partitioning and formatting.
• Involved in Planning, building and Administration of various High Availability clusters and heart beat checking on Sun Solaris using VCS in heterogeneous SAN environment.
• Regular disk management like adding / replacing hot swappable drives on existing servers/workstations, partitioning according to requirements, creating new file systems or growing existing one over the hard drives and managing file systems.
• Planned, scheduled and Implemented OS patches on both Solaris Linux boxes as a part of proactive maintenance.
• Worked with other IT teams including Database and Network Teams, customers users , and other managers in helping build and implement systems and standards.
• Involved in migration of projects from one flavor to another one.
• Involved in development, user acceptance, performance testing, production disaster recovery server.

Environment: Solaris 8/9, Red Hat Linux 4/5 NAGIOS, VeritasNetBackup, Korn Shell, Bash Scripting, Veritas Volume Manager,web servers, LDAP directory.

Confidential

Solaris/Linux Administrator

Responsibilities:

• Installing, configuring and upgrading Solaris 7/8andLinux Servers.
• Installing and partitioning disk drives. Creating, mounting and maintaining file systems to ensure access to system, application and user data.
• Scheduling the daily/weekly/monthly backups.
• Patching up the system to the latest version as per the recommendations.
• Monitor the health of the servers, Operating system, database and the network.
• Maintenance of Hard disks Formatting and Setup, Repair from crashes .
• Installing administering NFS services using automounter.
• Maintaining appropriate file and system security, monitoring and controlling system access, changing permission, ownership of files and directories, maintaining passwords, assigning special privileges to selected users and controlling file access, monitoring status of process in order to increase the system efficiency, scheduling system related and cron jobs.
• Installation of Oracle databases 8i/9i.
• Managed Solris servers, configured mirroring created users and groups assigned permission to the groups using sudoers.
• Setup LANs and WLANs Troubleshoot network problems. Configure routers and access points.

Environment:SUN Solaris, Sun Enterprise servers E4500, E3500 and E250 SunFire V480, Sun Ultra Sparc 5/10, Sun Blade servers, Oracle 8i/9i, NFS , BMC patrol and HP OpenView Servers, Intel based Servers, LAN and WAN.