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Helpdesk Support Resume

SUMMARY:

  • Experience in Design and System Administration with Red Hat Enterprise Linux, Solaris and Security Products.
  • Experienced in setup and administering of highly available and critical environments and support of Infra Structure operations 24x7 for Production, DR, UAT and DEV systems in a Global Data Center environment.
  • Experience with multiple Data Center Migration and reducing the foot print of Data Center by server consolidation.
  • Experienced in designing solutions for mission critical applications and databases for disaster recovery solutions.
  • Worked extensively on RHEL 5.x & 6.x servers design, build projects and post build configuration.
  • Experience with scripting for monitoring server health status before start of business day. Also, to monitor data replication status between multiple sites and to initiate automatic recovery based on the failure status.
  • Experience with setup and configuration of Veritas Cluster Server, Veritas Volume Manager and File system for 3.5, 4.x, 5.x, 6.x and Sun Cluster 3.x
  • Worked extensively on VCS upgrades from version 3.5 to 4.1, 4.x to 5.x, and from 5.x to 6.x
  • Experience in setting up replication for database and application servers between datacenters using EMC’s SRDF product and likewise Hitachi’s Time Finder product.
  • Installation and configuration of Solaris 10 with global zone and local zones on both stand alone as well as on Veritas Cluster servers using the LDOM agents for failover and SRDF agent for data replication on Global Clusters.
  • Experience with setup and configuration of Sybase, Oracle databases, VCS configurations, kernel tuning for the databases.
  • Experience with P2V migrations for consolidating physical servers to virtual environments.
  • System performance tuning and capacity planning,

TECHNICAL SKILLS:

Hardware: HP servers DL 380/385/480/485/585, BL 460c, Dell PowerEdge r720, r210, r810, M420, Cisco UCS B200 M3, B260 M4, blade, Sun Servers 15k, 25k, M - Series, T5440, T5140, T5220, T5120, F6800, V880, E440, E450, E420R, E280R, Sun Fire 480R, E220R

Operating Systems: Linux - Red Hat 4/5/6, UNIX - Solaris 8/9/10, SunOS, BSD, SCO, FreeBSD

Languages: SQL, Shell Scripts, Perl, sed, awkRDBMS: Oracle 8.0/8i/9i/10g/11g and Sybase 12.5.x

HA Clusters: Veritas Cluster 4.x/5.x, 6.x, Sun cluster 3.x, Redhat Cluster

HA Data Sync: SRDF, True Copy

Volume Management: Veritas Volume Manager, LVM, Solstice Disk Suite

File Systems: ZFS, VxFS, LVM

Virtualization: Solaris Zones/Containers, LDOMs, ESX, VMware

EMC Tools: SYMCLI, Power Path, Navisphere

Performance Tools: top, vmstat, iostat, netstat, prstat, lsof, truss, sar, ss, psrinfo, systat, iotop, NUMA

Tools: Sudo, SSH, Open SSH, Samba, FTP, SSL, VMware Virtualization, VMware ESX

Scheduling Tools: Autosys, cron, at.

Storage Arrays: EMC Symmetric DMX Series, EMC Clariion Series, DMX4, NAS

Technologies/Software: NIS, DNS, DHCP, NFS, TCP/IP, RAID5

Protocols: TCP/IP, IPX/SPX, ICMP, ARP/RARP, FTP, NFS, LDAP, SNMP, Ethernet, Fast Ethernet, Gigabit Ethernet and SMTP

Network Services: DNS, NIS, DHCP, LDAP, Sendmail

Web Services: Apache, iPlanet, Web Sphere, Web Logic

Backup Tools: Veritas Net backup 6.x, Legato

Monitoring: Tivoli and BMC Patrol Enterprise Manager

Automation Tools: Opsware & Tivoli Provisioning Manager (TPM).

PROFESSIONAL EXPERIENCE:

Confidential

System Administrator
  • Currently part of the global production support team to provide 24x7 support for the Equity environment globally.
  • The main role for this project is to support day to day activities for System analysis, Supporting clients, Troubleshooting problems, RCA’s,server health checks,OS patches of Linux & Solaris servers.
  • Data center expansion - actively involved in the expansion of the existing infrastructure to accommodate the growing business needs for servers and storage.
  • Working on new projects on server design, OS implementation, high availability configuration using VCS, setting up the Databases and application, implementing data replication using SRDF for disaster recovery and completing all post implementation to take the server to Production ready state.
  • Maintain and update disaster recovery procedures and conduct disaster recovery testing on a regular bassis as per the business requirements.
  • Installation, configuration and maintenance of Sybase database on Veritas Cluster Servers.
  • Configuration and routine upgrade of Veritas Cluster server, Volume Manager and File System. wrote Shell scripts to generate and create reports for system activity related tasks, Sybase database volumes creation, storage device migration tasks.
  • Wrote scripts to monitor general health of the servers, both for cpu load, network collisions and i/o operations. Also scripts were used to generate data replications reports for status of data copy between prod and DR sites to make sure the replication is working and out of sync data is within the tolerance limits.
  • Configure and setup data replication on EMC storage arrays using SRDF and Time finder for critical Database and applications.
  • Configure and maintain High Frequency Trading systems.
  • Migration of Sybase servers from Solaris to Linux, kernel tuning for Oracle and Sybase.
  • Solaris migration from Zones to LDOMs, Solaris OS upgrades using live update.
  • Technical team lead for involving cost savings to the SAN, NAS and Backup infrastructure.
  • Monitoring system performance using infovista/Best1, monitoring system breaks using ESM, monitoring system alerts using Tivoli.

Technologies used: HP servers DL 380/385/480/485/585, BL 460c, Dell PowerEdge r720, r210, r810, M420, Cisco UCS B260 M4, B200 M3 blade servers, Sun Servers T5220, T5120, EMC VMAX, Hitachi Storage arrays.

Confidential

System Administrator
  • Production support - SME of the Unix support team to provide 24x7 support for International Funds Services environment.
  • Data center migration - actively involved in the migration of the existing infrastructure to accommodate the growing business needs for servers and storage and server migration from NY to NJ.
  • Replication and Migration of data from EMC DMX to VMAX array.
  • Configuration of Veritas Global Cluster for mission critical applications and dataservers,
  • Installation, configuration and maintaining Linux servers running Redhat and Solaris
  • Actively involved in migration of Sybase dataservers from Solaris to Redhat.
  • Worked on server build using kickstart and jumpstart technologies.
  • Solaris migration from Zones to LDOMs, Solaris OS upgrades.
  • P2V - actively involved with the consolidation of physical servers running solaris on to solaris ldoms using p2v migration tool.
  • Configuring and maintaining disaster recovery solutions using SRDF.
  • Kernel tuning on Linux and Solaris.
  • Keeping current all run books relating to server recovery procedures.

Technologies used: HP servers DL 380 g7, Dell PowerEdge r720, r210, Cisco UCS B260 M4 blade, Sun T5440, T5140, T5220, T5120

Confidential

System Administrator
  • Team lead for Data center migration activity.
  • Was involved in migration of around 900 plus servers running a mix of Solaris and Redhat from NY datacenter to NJ Totowa data center. most of the servers were fork lifted while other were migrated to newer hardware.
  • Part of the Production support team to help and support trouble shooting of critical issues related with system performance.
  • Wrote scripts to check the current state of the data replication and to take action accordingly if replication is broken or the data copy is largly out of sync.
  • Worked on server build for Redhat and Solaris and blade servers, Zones, LDOMs and ESX servers.
  • Installed, configured and maintained Linux servers running Red Hat.
  • Manage, Configure and maintain High Frequency Trading serves.
  • Setup and maintain data replication between datacenters using SRDF.
  • Involved in configuring, maintaining and upgrades of Solaris OS of global and local zones, Zones to LDOM migrations.
  • Documenting all the required procedures for Disaster Recovery failover and failback.
  • Monitoring system performance using infovista, monitoring system breaks using ESM, monitoring system alerts using Tivoli.
  • Control-M installation, configuration and maintenance.

Technologies used: Dell PowerEdge r720, r210, r810, M420Sun M4000, HP DL585, HP Blade c7000, Cisco UCS B200 M3 Blade Servers, Sun Solaris 10, 8, Redhat v4, v5

Confidential

System Administrator
  • Data center expansion - actively involved in the expansion of the existing infrastructure to accommodate the growing business needs for servers and storage.
  • Production support - Part of the Unix Support team to provide 24x7 support for International Funds Services environment.
  • Configure Veritas Global Cluster server, upgrade Veritas cluster, Veritas file system and volume manager.
  • Storage migration between EMC DMX storage arrays and VMAX arrays.
  • Configuring and maintaining disaster recovery solutions using SRDF
  • Wrote scripts to monitor health checks as routine start of day operations for all production servers. This script would check for disk usage, failed drives, hung processes, network, i/o and cpu stats.
  • Installation, configuration and maintaining Linux servers running Red Hat 5, 6
  • Maintaining and upgrading Solaris servers using live update.
  • Actively involved in reducing infrastructure costs for SAN using EMCs Fully Automated Storage Tiering technology
  • Worked on server build using jumpstart and kickstart technologies.
  • Solaris migration from Zones to LDOMs, Solaris OS upgrades.
  • Actively involved in the migration of Sybase and Oracle servers from Solaris to Redhat
  • Kernel tuning on Linux and Solaris.
  • Systems Monitoring - performance using team quest, system breaks using ESM, monitoring system alerts using Tivoli.

Technologies used: Sun T-5240, T-5120, T2000, T5200, HP DL585, HP Blade c7000, Cisco UCS B200 M3 Blade Servers

Confidential

System Administrator
  • Part of the production support team to provide follow the sun support model. This would also include on call 24x7 support on a regular bassis.
  • Part of the regional team involved with consolidation and migration of SUN servers from Philadelphia to Carlstadt data center
  • Configuration of Veritas Cluster server for global sites, upgrade Veritas cluster, Veritas file system and volume manager.
  • Data center tasks included replacing faulty hardware, system boards and upgrading memory modules on existing servers. Rack and stack of new servers. Laying of new fiber connections from the servers to the switch ports.
  • Actively involved in the migration of Sybase servers from Solaris to Redhat
  • Installation and configuration of Solaris zones.
  • Installation and configuration of domains on Sun Fire servers.
  • Scheduling downtime for server patching and application upgrades.
  • Maintaining High Availability servers using VCS.
  • Use of Solaris Jumpstart and Linux Kick start process to build servers
  • Puppet configuration for clients.
  • System monitoring using Patrol.
  • Documentation and other routine system administration tasks

Technologies used: Sun Fire 5000, Midrange Servers - Sun Fire 6800, 4800, HP DL585, HP Blade c7000, Solaris 10, 9, Redhat v4, v5

Confidential

System Administrator
  • Part of the global team to provide 24x7 support for the Equity environment globally.
  • Installation and configuration of Solaris zones, and domains on high-end serves
  • Use of Solaris Jumpstart and Linux Kick start process to build servers.
  • Installed, configured and maintained Linux servers running Red Hat 5.3 on HP blade system c7000 and HP 385/585 servers
  • Involved in configuring, maintaining and upgrades of Solaris OS of global and local zones, capacity planning
  • Actively involved in the migration of Sybase servers running on Solaris to Redhat Servers.
  • Involved in consolidation and migration of over 6000 servers for JPMC and Bear Sterns data centers.
  • Configured and maintain disaster recovery solutions using SRDF and True Copy software solutions from EMC and Hitachi.
  • Configured separate SRDF groups for each of the Sybase databases instances so that failover and failback affect only one database instance and multiple instances are not affected.
  • Manage, Configure and maintain High Frequency Trading serves.
  • Upgrading Veritas cluster servers and file systems to 5.1.
  • Monitoring system performance using infovista/Best1, monitoring system breaks using ESM, monitoring system alerts using Tivoli.
  • Control-M installation, configuration and maintenance.

Technologies used: High End Sun M8000, M5000, M4000, T-5240, T-5120, Fire 25K, Midrange Servers Sun Fire 6800, V240, V440, T2000, T5200, HP DL585, HP Blade 460c, c7000, Sun Solaris 10, 2.8, Redhat v4, v5

Confidential

System Administrator
  • Part of the global team to provide 24x7 support for the Risk Enterprise Management systems, supporting Cognos, Web sphere and Data stage application servers.
  • Installation and configuration of Solaris zones.
  • Installation and administration of Cognos, Data stage and Web sphere.
  • Installation and configuration of Sun servers running Solaris and Redhat Linux.
  • Installation and configuration on Redhat Linux on HP servers.
  • Configuration and upgrade of Veritas Cluster server, including file system and volume manager.
  • Installation and configuration of domains on Sun Fire servers.
  • Scheduling downtime for server patching and application upgrades.
  • Maintaining High Availability servers using VCS.
  • System monitoring using Tivoli. Performing backup and restores using Veritas net backup.
  • Documentation and other routine system administration tasks

Technologies used: High End Sun Fire 25K, Midrange Servers - Sun Fire 6800, 4800, HP DL585, HP c7000, Solaris 10, Redhat version 4.

Confidential

System Administrator
  • Part of the global team to provide 24x7 support for the Equity environment globally
  • Use of Solaris Jumpstart and Linux Kick start process to build servers. Installed, configured and maintained Sun Solaris servers running Solaris 8/10
  • Involved in configuring, maintaining and upgrades of Solaris OS of global and local zones, Veritas cluster servers and file systems.
  • Installation and configuration of Solaris zones, and domains on high-end serves.
  • Created Solaris 10 zones and configured Firmware upgrades to System Controllers for High-end servers 12K, 15K and Midrange Sun Fire 6800, 4800, and 2900. Upgrading SMS software for Sun Fire 15K servers
  • Installed, configured and maintained Linux servers running Red Hat 3.5/4.0 on HP 385/585 servers
  • Firmware upgrades to System Controllers for High-end servers 25K and Midrange Sun Fire 6800, 4800, 2900
  • Configured and maintained NIS and NFS servers and Auto mounter. Troubleshoot server/application down issues and performance issues. Performed application migrations and decommissioning of applications/servers
  • Performed OS/application backups and restores using Veritas Net backup
  • Monitoring system performance using infovista/Best1, monitoring system breaks using ESM, monitoring system alerts using Tivoli.
  • Control-M installation, configuration and maintenance.
  • Documentation and other routine system administration tasks

Technologies used: High End Sun Fire 25K, Midrange Servers - Sun Fire 6800, 4800, 3800, 2900, Entry level Servers V240, V280R, V440, V890, T2000, T5200, HP DL585, HP Blade system c7000, Sun Solaris 10, 2.8, Redhat version 4.

Confidential

System Administrator
  • Part of the production support team for Unix and Windows server administration for the OS and hardware.
  • Installation, configuration and upgrade, patching of Solaris on enterprise servers. Veritas upgrades from 3.5 to 4.1
  • Performed hardware upgrades and fixed hardware problems in Sun Enterprise/Sun Fire servers and workstations
  • Wrote scripts to perform various administrative tasks, system performance monitoring and hardware monitoring tools using ksh, sh, Perl, awk and sed
  • Migration of Application and OS to new Sun Hardware platforms.
  • Replacing failed components on Sun and HP Hardware. Memory upgrades to the hardware.
  • Backup and Restore of files using Veritas Netbackup.
  • Routine refresh of Production Oracle DB environment to Development environment for tests.
  • Supported Datacenter power down events, Network hardware/software upgrade events and DST changes
  • Configured and maintained fully automated jumpstart server for Solaris 2.6-9 installations
  • Monitoring system performance
  • Documentation and other routine system administration tasks

Technologies used: High End Sun Fire 25K, 15K, 10K, Midrange Servers - Sun Fire 6800, 4800, 3800, 2900, Entry level Servers V240, V280R, V440, V890, Sun Solaris 10, 2.9, 2.8, 2.6, Redhat version 4.

Confidential

System Administrator
  • Installation and configuration of Solaris on the enterprise servers
  • Installation, configuration and upgrade of Veritas Volume Manager and File Systems.
  • Installation and configuration of EMC Power Path.
  • EMC Control Center, Navisphere for lun allocation.
  • Installation, configuration of SRDF groups for data replication between datacanters.
  • Configuring standby server for production server failover.
  • Setting up Production Environment on Disaster Recovery sites for DR
  • Evaluation / Implementation of Clustering Software to our existing mail servers.
  • Configuration of Emulex lpfc driver to access fiber disks on SAN
  • Configuring ITO agents to monitor the File systems and application process, and measure ware agents for Performance Management.
  • Installing Patches and Upgrade to Solaris.
  • Backup and Restore of files using Veritas Netback up.
  • Monitoring system performance
  • Documentation and other routine system administration tasks

Technologies used: Sun Fire 6800, Sun Enterprise 6500, 5000, 450, 250, Sun Fire 3800/280R/480R, EMC storage 3700/3900, Sun Solaris 2.8, 2.6

Confidential

 System Administrator
  • Installation, configuration and patch upgrades for Solaris on enterprise servers
  • Installation, configuration of Veritas Volume Manager and file systems
  • Installed, maintained and upgraded EMC Power path on production servers
  • Used SAN management tools including EMC Control Center, Volume Logic
  • Worked with EMC to implement backup solutions using Time Finder, SRDF,
  • Installed and configured JNI, Emulex and Qlogic fiber cards in Sun servers
  • Configuring Legato Net worker on the clients and setting up different classes and schedules for backup of the clients
  • Part of the availability team involved with problem management, and root cause analysis.
  • Resolution of system problems and outages that affect Bell Atlantic performance with the client community.
  • Monitoring system performance, System trouble shooting
  • Documentation and implementation of DR for Confidential key applications.

Technologies used: Sun Enterprise 10000, 6500, 4500, 3500, 450, EMC storage unit - 3700, Storage-Tek tape silos, Sun Solaris 2.5.1, 2.6

Confidential

 System Administrator
  • Installation and configuration of Solaris on the enterprise servers
  • Installing the quarterly patch set for Solaris
  • Installation, configuration and upgrading Veritas Volume Manager.
  • Configuring Netback up on the clients and setting up different classes and schedules for backup of the clients
  • Migration of three tier applications to new hardware.
  • Configured Dynamic Reconfiguration of system boards, by moving them during off peak loads to other domains that needed more resources, using E10k domain reconfiguration utility.
  • Upgrading the Operation System and Hardware for Sun Servers
  • System trouble shooting for hardware, OS, network and storage issues. Interact with vendors to resolve all issues and maintain SLA times for mission critical applications.
  • Documentation and other routine system administration tasks

Technologies used: Sun Enterprise 10000, 6500, 4500, 450, EMC storage unit - 3700, Storage-Tek tape silos, Sun Solaris 2.5.1, 2.6

Confidential

 System Administrator
  • Installing and configuring networks for Solaris on Sun Enterprise Servers
  • Installing and configuring Oracle, configuring Backups using Veritas Netback up.
  • Upgrading Solaris and Patch maintenance for Solaris servers.
  • Creating and configuring Disk Groups using Veritas Volume Manager
  • Installed and configured jumpstart server.
  • Configuring Veritas netback up on various Solaris servers.
  • Troubleshooting, monitoring disk space and logs

Technologies used: Sun Ultra Enterprise 3000, 4000, 5000, EMC 3700, Storage Tek tape Silos, Sun Solaris 2.5.1, 2.6

Confidential

 System Administrator
  • Provide 24x7 support for Solaris Enterprise servers and workstations
  • Creating and configuring Disk Groups using Veritas Volume Manager
  • Adding users on NIS database
  • Upgrading the user workstation from SunOS to Solaris
  • Backups, Troubleshooting, Monitoring disk space and logs
  • Addition of disks, Creation of users, Setting up TCP/IP
  • Installation, Configuration and Troubleshooting of Unix

Technologies used: Sun Enterprise 4500, 3500, Sun Ultra 1000, SS 20, Solaris 2.5.1

Confidential

 System Administrator
  • Managed and supported a team of system administrators for various clients in Bombay.
  • Job responsibilities included installation, configuration and maintenance and regular upgrade of software and hardware on Fujitsu and Sun serves running Solaris and SCO UNIX.
  • Installation and configuration of Ingress and Oracle.
  • Production support and conduct training at various client sites for basic and advanced UNIX systems administration.
  • Actively participated in design and implementation of two Data centers.
  • Designed corporate and client infrastructure services for dns, email, authentication, connectivity, security.
  • Provide regular technical training to members of Fujitsu staff
  • Performed hardware support which included replacing CPU, memory, I/O boards, clock boards, power supplies, power cooling modules and storage in Sun servers and workstations
  • Installed, configured and maintained NT 4.0 servers and windows 95/98/2000/XP workstations
  • Addition of disks and other peripherals, Creation of users. Setting up TCP/IP, NIS, NFS
  • Installation, Configuration and Troubleshooting of Servers and Workstations
  • Periodic upgrades to the Operating system and the application.
  • Daily chores like Backups, Troubleshooting, Monitoring the disk space and logs, Addition of disks and other peripherals

Technologies used: Fujitsu DRS6000 Sparc servers, ICL mainframes series 39, Sun Enterprise 3500, 3500, 6500, Microsystems SS-20, Sun Sparc Classic, Sparc based Fujitsu-ICL Team server, 486 based DRS3000, Solaris 2.5, SCO Unix, AT&T svr4, Win95, Windows 3.11, Novell Netware 4.1, Ingress 6.4

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