SUMMARY

• Have 8 years of experience in system design, installation, networking, maintenance and administration of large-scale Solaris, AIX and redhat Linux servers in the production environment.
• Install, setup, and utilize the Jumpstart server for OS provisioning of Solaris.
• Experience working in environment of 1000 servers and supporting Solaris and LINUX operating system servers in Global Data Center environment.
• Experience in working with Virtualization Technologies including VMWare Infrastructure 3.0 and Solaris 10 LDOMs and Zones
• Experience in migrating physical servers to virtual servers
• Experience working on veritas and SUN clusters
• Extensive experience on Enterprise T5240, Midrange M4000, M5000 and High-End servers.
• Assisting clients on resource management and technical architecture also participating and updating the team in Unix/SAN/Technical architecture weekly meetings
• Responded and resolved production environment servers problems quickly on a timely basis.
• Responsible for 99 uptime of the servers by giving 24/7, round the clock service.
• Provided incident report and root cause analysis.
• Experienced in Documentation on client's requirements and System Specifications
• Communicate with various departments to obtain upcoming project information to forecast/plan accordingly
• Container and Resource pool planning and configuration, hardware management consol and its associated tools.
• Worked closely with vendors and Database services team, and application support team to take proper corrective measure to prevent repeated systems failure or performance problems.
• Experience and knowledge of Scripting languages like Shell, Perl, Awk
• Experienced with remedy ticketing system and change management process.
• Ensure high systems availability and stable operations of overall UNIX infrastructure, Adheres to problem resolution, escalation procedures, and notified management of problem areas and develops backup strategy, fall back plans and recovery plans.
• Possess excellent communication skills and strong interpersonal skills, which provide the ability to interact with end-users, managers, and technical personnel

TECHNICAL SKILLS

PROFESSIONAL EXPERIENCE:

Confidential

Sr. Unix/Linux System Engineer

Responsibilities:

• Installation and configuration of servers through jumpstart and kickstart
• Installation of redhat linux servers as vmware servers
• Worked on projects for setting up new environment and assist in migration of applications and databases from other sites.
• Worked with application teams in capacity planning, testing, development and production release of the servers
• Performed patching on solaris servers
• Worked on installation of Veritas cluster on solaris and redhat linux platforms
• Experience in building solaris virtualization of zones and LDOMs
• Worked on setting up Live migration of LDOMs between SUN T3-2/T4-1 hardware
• Worked on migrating physical servers to LDOM virtual servers and zones
• Experience in configuring veritas cluster resource for oracle databases on solaris and redhat linux platforms
• Experience in supporting of database migration from one host to other based on mirroring
• Experience in consolidating of solaris servers to new platforms
• Configured 2 node Sun cluster with solaris zones in failover capability
• Configured veritas cluster with non global zones/container in failover capacity
• Performed and tested upgrade of veritas storage foundation 6.0 from 5.0
• Experiencing in managing user accounts and access via VAS using AD authentication
• Responsible for Quest VAS upgrade project throughout the environment for active directory authentication
• Experience in configuring monitoring policies on HP Openview for solaris and redhat linux servers
• Experience working on Solaris DiskSuite. Veritas volume manager and linux LVM volume managers
• Wrote scripts for monitoring and automation of software installation across the board from admin servers
• Experience in capacity planning and performance testing and enhancements on solaris and linux servers
• Experience in working with NAS and SAN storage for data sharing and consolidation
• Worked with storage team for migration of oracle backups from X86 environment to netapp NAS environment
• Responsible for on-call support 24x7 of 500 servers including solaris and Linux on rotational basis
• Experience in ZFS file systems and Zpools
• Worked with business unit for application specific requirements
• Documented procedures for tier1 and tier2 support for low level and repetitive tasks
• Experience working with change control process for changes made to the environment
• Experience working based on ticketing system through HP service manager
• Experience working with system tools such as Dtrace, truss for troubleshooting purpose

Environment: Sun T4-1, T3,Sun T5220/T2000, Enterprise M5000/M4000, Sun Enterprise 240, 480, V490, e2900, e15K, Solaris 9 and 10, Redhat linux 5.2/5.3/5.5/5.7, Veritas 4.1/5.0/5.1/6.0, veritas cluster 4.1, 5.0,5.1, Sun cluster 3.3, Oracle 9i/10g, Tibco, maximo, Netapp, Netbackup, HP DL380, DL 585

Confidential

technical consultant

• scope of the project was to move the storage from one frame to hitachi virtual platform VSP system
• responsible for analyzing the servers and provide best possible way for migration
• responsible for documenting procedures
• worked on host based migration for servers using volume managers like veritas, SVM, LVM.
• worked on migration on veritas clusters
• worked with storage admins on frame based migration to externalize the storage
• responsible for issues that arise during the migration process

Confidential

System administrator/Engineer

Responsibilities:

• Installation and configuration of Sun Solaris Servers through jumpstart, Installation of Packages, Patch Management and Upgrades
• Performed server live upgrades from Solaris 8 to 9.
• Performed server live upgrades from Solaris 8 to 10 and Solaris 9 to 10.
• Managed high available database and web application infrastructure servers on veritas cluster running solaris 10 zones as service groups on M5000, T5240 hardware. Clusters comprised of four, six and nine node configurations shared by multi database instances which spanned across multi terabyte storage subsystems.
• Responsible for configuring/creating resources for new databases/applications under veritas cluster 4.1, 5.0, 5.1 and Sun cluster 3.2 on solaris 10 and SUSE linux environment.
• Responsible for troubleshooting and maintenance of veritas cluster under solaris 10 with numerous local zones
• Worked on testing various applications on Solaris 10 and in the process created zones, containers and resource pools.
• Extensive experience in Dtrace, Cluster/ SAN Environment, Resource pool Management
• Creation of ZFS file system using zpools, set up quotas in zpools.
• Experience in performing firmware upgrade on T5240 via web based interface
• Responsible for supporting 24x7 of 1000 servers including solaris and Linux on rotational basis
• Mirroring of root disks using Sun Volume Manager
• Responsible for migration of storage to new EMC frames and part of consolidation project
• Upgrading OS and application software and applying patches for 2007 DST readiness of all servers
• Experience in configuring EMC and Hitachi storage LUNs on the server side as per requirement
• Experience with Veritas Volume manager and File system via the CLI.
• Configuration of LOFS filesystem on solaris 10 servers
• Upgrade of Veritas 3.2/3.5/4.0 to Veritas 4.1 version on Solaris 8 and 9 servers
• Applied Maintenance patches to the Veritas 4.1 version
• Performed Veritas storage Foundation software upgrade on Solaris 8, 9 and 10 servers
• Performed veritas cluster upgrade from 4.1 to 5.0 on SUSE linux 10 servers
• Experience in patching of servers though SUN XVM
• Installation of packages and patches on Solaris and RPMs on Suse linux servers
• Experience in maintaining/troubleshooting of Linux instances on Vmware servers
• Experience in using solaris Volume Manager/Solstice DiskSuite, Linux Logical Volume Manager for Disk Device Management.
• Experience in Symantec ESM product for making the server compliance with security standards
• Dynamic Reconfiguration in Sun High-End Servers 15K, 6800 and 6900
• Performed firmware upgrade on the SUN 4800 and 6800 system controllers
• Proficient in performance monitoring and tuning in Sun SPARC Systems.
• Handling CPU panic, memory problems and other hardware failures with coordination of vendors.
• Worked with legato software for restoring backups from tape to unix servers
• Implementing various RAID levels to improve the availability and performance on UNIX and linux servers.
• Responsible for updating filesets and APARs in AIX periodically.
• Provide infrastructure support in a software development, DIT, UAT and Production environments
• Upgraded the AIX systems Maintenance levels
• Control-M software installation on the AIX servers
• Configuring various applications and products on a wide range of Sun Enterprise servers
• Detecting System Failure, Resource Failure and hardware failure on Solaris and Linux platforms
• Responsible for installation and configuration of local and remote Printers
• Made Regular Mksysb Backups both in ISO and UDF formats
• Wrote shell scripts to customize any customer specific application requirement.
• Worked with Remedy AR ticketing system for incident tickets.
• Documented procedures for patching, upgrade and day to day support activities.
• Performed autosys client installation and SAP adapter on Solaris 8 and 9.

Environment: Sun T5240, Enterprise M5000, Sun Enterprise 420R, 450, V490, 3500, 4500, 6800, 8800, 15K, Solaris 8, 9 and 10, Veritas 3.5, 4.1, 5.0, veritas cluster 4.1, 5.0, IBM P570, 550 with AIX 5.2 and 5.3,Linux,Autosys, Legato storage manager, SuSE linux 9/10, Oracle 9i/10g, DB2, Sybase, Sun disk arrays, HP DL385, DL 585.

Confidential

System Administrator

Responsibilities:

• Created and maintained JFS and NFS file systems.
• Installation and configuration of Solaris 8 and 9 operating systems
• Performed server upgrades from Solaris 8 to 9
• Upgrade of Veritas 3.2/3.5/4.0 to Veritas 4.1 version on Solaris 8 and 9 servers
• Installation and Configuration of VERITAS Volume Manager for Volume Management which includes creating New Volumes, Increasing the size of existing volumes. Using Volume manager to create diskgroups and volumes, adding disks into the diskgroup and replacing failed disks, increase filesystems in Vxvm, initialize disk in Vxvm
• Experience in configuring of Sybase and oracle database resources under veritas cluster 4.1
• Worked on Red Hat RHEL 3/4 linux servers on day to day activities
• Configuration of SAN storage on solaris and AIX servers
• Experience with handling of resource groups and service groups in the cluster environment
• Configuration of virtual IPs as per client's request
• Was involved in the configuration of the Domains, Dynamic Reconfiguration, Changing system boards on E15K using SMS
• Performance tuning of the operating system for better application better application performance and network performance.
• Monitor and system administration including Install/Update patch software, firmware, and security patches for all applications in installed infrastructure
• Implemented Solaris 10 and upgraded from Solaris 8, 9 to Solaris 10 using live upgrade with various applications to check the compatibility of the software and the tools.
• Provided 24x7 on call support on rotational basis
• Handling CPU panic, memory problems and other hardware failures with coordination of vendors.
• Performed SAN allocation to the AIX and Solaris servers depending on the requirements of the client.
• Configuring various applications and products on a wide range of Sun Enterprise servers
• Experience with Veritas Volume manager and File system
• Provide infrastructure support in a software development, DIT, UAT and Production environments
• Configure groups users enable high-end security based secure-ids for all users to log onto the Servers
• Installation of packages and patches on Solaris, and AIX servers.
• Performed firmware upgrade on the pseries AIX servers
• Upgraded the AIX systems Maintenance levels
• Installation and configuration of Sun Solaris operating systems
• Performed troubleshooting of various printer problems and granted access to printers for the end users.
• Created and maintained users and groups.
• Using various monitoring tools like top, sar, vmstat, HP open view glance plus for tuning the systems for maximum efficiency.
• Maintained records for hardware, status of backup and also documented procedures.
• Wrote scripts for automation of administration tasks.

Environment: Solaris 8,9, 10, AIX 5.2, RHEL 3/4, p series 550, 570, RS/6000 R50, E4500, Autosys, VERITAS Volume Manager, VERITAS Netbackup, SUN Enterprise 420R, 450, V490, 3500, 4500, 6500, 8800.