Career Objective

A challenging position in a company where my technical and interpersonal skills can be used to enhance productivity and bring about innovations in my niche domain.

Experience Summary

Around 9 years of experience in Information Technology in Industry as a System administrator on UNIX platforms consisting of Sun Solaris 7, 8, 9 & 10, Redhat Linux (8.0,EL 5) and EMC Products. Hands on experience in UNIX administration from server build to setup High availability and performance management. Experience in SAN on EMC products, Volume management, VERITAS Product's. Experience in designing, configuring and managing NFS , NIS, DNS, TCP/IP, RAID software, VeritasVolumeManager (3.5,4.1 & 5.0), VeritasFileFystem (3.5,5.0), VeritasNetbackup(6.0). Experience in Brocade switch, fabric Zoning, LUN masking on EMC-Symmetrix, Hitachi 9580 USPV

Skill Summary

SUN Solaris 6,7,8,9 & 10:

• Configuring Jumpstartservers for complete hands-free installation of workstations and servers, with custom profiles, begin/finish scripts, custom package suites/clusters.
• Configuring and administering NIS, NFS, DNS, DHCP on SUN Solaris server environment
• User administration and profile creations in NFS and NIS environment.
• Planning and testing recommended Patches and deployment on production servers.
• Root disk mirroring using SVM
• Working knowledge of image based backups for faster recovery
• Configured & installed ALOM (Advanced Lights Out Manager)
• Configured Solaris10 Zones, ZFS File systems.
• Hands on experience with both Hardware RAID and software RAID 0, 1, 1+0, 0+1, 5 using SVM and VXVM.
• Networking and protocols such as TCP/IP, Telnet, ftp, SSH, rlogin
• Security levels on Solaris Operating system
• Systems Troubleshooting H/W ranging from PC to Enterprise Servers. Sun Ultra Enterprise Servers (E25K, E15K, E10k, E3500, E4500, E450, E420R, E250), Sun fire (6800/4800/3800/v880 /V480 /V240 /V210 /V440 /280R) and Sun workstations (Ultra 5, 10, 20, Blade 100,150, 2000) .
• Installing and configuring JNI, E-mulex and Q-logic HBA on Sun servers for EMC-SAN, TAPE SAN connectivity and persistence binding settings.
• Performance tuning and high level trouble shooting.

Redhat Linux 9.0 & EL 5.0:

• Installation using Kick start, configuration and troubleshooting of Red Hat Linux.
• Troubleshooting Boot Loaders like GRUB, LILO.
• Disk management, Software Raid and creating File systems using LVM and Veritas Volume Manager.
• Package management, Install, remove and update and querying packages using RPM in Red Hat Linux.
• Kernel up gradation, Compilation, Tuning and configuring kernel parameters to optimize and enhance the Performance.
• Implementation and troubleshooting of network services like NFS, FTP, SAMBA, NTP, Telnet, SSH.
• Installing and configuring DNS, DHCP, NIS, Autofs, Kickstart Service, User Maintenance and Backups.
• Securing the Linux Server and Network Services using TCP Wrapper and Netfilter (iptables and NAT)
• Used Shell Scripting for automating the System Administration jobs.
• Performance analysis using top, sar, vmstat, iostat and lsof
• Implementing SAMBA across platforms.

Veritas Products:

Veritas Volume Manager and Veritas File System

• Installation, Configuration, Administration and troubleshooting of VxVM objects
• New file system creations and root disk mirroring.
• Creating and managing shared disk groups in clustering environment.
• Layered volume creations, DRL and Volume Snapshots.
• Administering Dynamic Mulitpathing and trouble shooting.
• Online disk replacements and data migrations in SAN environment.
• Creating and managing VXFS file system.
• Online growing and shrinking vxfs file system.

Veritas Netbackup

• Installation and configuration backup server, storage nodes and clients.
• Installation and configuring Tape librarie.
• Planning storage policy, schedule policies and Tape Vault.
• Monitoring backups and performing recovery in highly production environments.

SERVERS:

• Sun Enterprise Servers : Sun Enterprise E10K, E25K, E15k, E3500, E4500, E450, E420R, E250, E6800, E4800, E3800, v880, V480, V240, V210, V440.
• HP Servers : HP 9000 K series, l, m class servers
• Linux Servers : IBM x3650 M3,x3950 M2 ,Intel based servers-HP Proliant BL40p Blade Server, HP Proliant DL580, ML380, Intel Based servers and Workstation

SAN Switches:

• Brocade 4100/4900 configuration and management.
• Checking Event logs, audit logs, session log, process and status log
• Port Zoning and Switch Management and troubleshooting

EMC PRODUCTS:
EMC DMX -800, 1000, 2000, 3000 Symmetrix

• EMC CONTROL CENTER ( SYMMETRIX MANAGER , CONSOLE 5.x,4.3.1-042)
• Managing current SAN environment - Implementations, Modifications
• Provisioning work for the SAN requests
• New host deployments
• EMC Solution enabler CLI, SYMAPI.

Backup tools : Veritas Netbackup (6.5)

Operating systems:

• Sun Solaris 6,7,8,9 & 10
• Redhat Linux (EL 5.0)
• Windows NT Server

Education Qualification:

Bachelor of Engineering

PROJECT EXPERIENCE:

Confidential, New Jersey Oct '09 - Till Date
System Admin and Testing Engineer

Responsibilities:

• Installing and supporting Solaris 8, 9 & 10 and Red Hat Enterprise Linux 5.2 on servers.
• Installing & configuring Solaris Zones which includes creating, migrating, moving, renaming, adding resources, cloning, attaching & detaching, booting, halt etc.
• Configuring and maintaining Solaris 10 zones and containers ( resource pool management)
• Installing configuring testing and supporting IBM Servers and Storage devices
• Upgrading system firmware for both IBM and SUN (Sparc, Opteron) servers.
• Configure Linux server on IBM 3650 and 3950's.
• Installing RedHat cluster suite, allocate storage and create GFS file system for application servers.
• Carve Luns for application and Database servers and zone them.
• Install Configure and test DS4800 Storage array with Exp 810 enclosure.
• Install configure and test Brocade fabric
• Configuring and maintaining Jumpstart server, Upgrade Solaris 8 to 10 using live upgrades.
• Configuring and maintaining sun hardware which includes E445, E480, 280, d x4600 blade modules.
• Mounted Disks allocated from the SAN for Linux and Solaris servers. Installed new and removed bad HBA cards from the server. Moved the Volumes to increase storage capacity.
• Write shell/Perl scripts for testing and automation of sanity checks of servers.
• Configure Veritas Netbackup server and create policies for new servers for backups and restoring files from backup.
• Create Shell/Perl scripts to Test and automate app startup and shutdown process
• Install, configure and test IBM System Storage TS3200 Tape Library Express
• Planning implementing and testing backup strategy for trading application
• Configure and coordinate and then do performance test in the environment.
• Prioritize and escalate issues based on the severity, coordinate with other teams to get the resolution.
• Prepare status updates and presentation for senior management.

Confidential, Apr '04 - Oct '09
System Admin

Confidential, Cleveland Apr '08 - Oct '09

Responsibilities:

Providing L2/L3 support for production and development servers located at Datacenter responsible for,

• Installation VXVM, VXFS, new disk group creations and file system creations.
• Patch updating as per the schedule change.
• Manage DNS, DHCP and Apache Servers on Red Hat and Solaris. Shell scripting.
• Network services like SSH and FTP installations and configurations.
• Disk space issues/NFS mount errors/permission problems.
• Online file system growing.
• System performance monitoring and swap management.
• Configuring and managing Tivoli Storage Manager Administration center includes storage devices, tape libraries and client backups.
• Tech talks and process documentation.
• Configured Host HBA Emulex, Q-logic, Load balancing.
• Root disk mirroring and online disk replacements.
• Storage assignment (LUNS Assignment and LUN Masking) to SUN systems
• SAN Administration on EMC clariion
• Configuring all the servers and servers to synchronize with the NTP Server.
• 24x7 Unix on-call support
• Coordinating with vendors for resolving hardware and software issues.
• Attending Change control meetings, understanding application changes and implementation

Confidential, Apr '08 - Dec '08

Project Description
The Project involves setup and managing the Production infrastructure at Mesa, AZ, USA (AT & T collocation Data Center) and Non-production and DR infrastructure located at Satyam Global Data Center, Cleveland, USA. Satyam has built the infrastructure to host their PeopleSoft applications using Solaris 9 and Windows 2003 with SUN and IBM server hardware respectively. After the setup, the infrastructure responsibilities handled by Satyam and Non-production infrastructure continue to be hosted at Satyam Data Center, Cleveland and Production at Mesa. There are all together 34 servers and total environment is running on Sun Solaris (24 systems) and Windows operating system (10 systems). Project is to maintain and support the CSAA infrastructure include ongoing support for the shared hosting environment, maintenance of the "as-is" hardware/software environment.

Responsibilities:

• Installed Solaris 9 operating systems on all the Sun Servers
• Configured ALOM,LOM and RSC for Remote console connectivity
• Configured HBA's cards for SAN connectivity
• Installed Emulex drivers and configured MPxIO
• Performing system audits, patches and upgrades
• Harden OS for security threats
• Configured sudo on all systems
• Taking image based backups using fssnap and VERITAS for faster recovery
• Installed VERITAS volume manager v 4.1 and configured the file systems using VxVm
• Applying the patches by breaking the mirror and resync
• Recovering the Solaris Host when it crashes
• Adding space to the file systems using Sun Volume Manager
• Creating the User accounts with appropriate privileges
• Monitoring and maintaining the system performance.
• System performance and tuning
• Upgrading the software according to the requirement.
• Monitoring and restore of files & file systems if required.
• Monitoring Services and disk space through CA-NSM.
• Using the CA-Unicenter GDC team gets their tickets

Confidential - Portland April '07 - June 08

Project Description
The Project involves managing the infrastructure of Vector SCM, located in Portland, OR, USA. Vector SCM is a subsidiary of Con-way which was purchased by General Motors. After the transaction, the functions and responsibilities handled by Vector SCM were assumed by GM. Vector SCM infrastructure continue to be hosted and supported by Con-way with an aim transition to GM in near future. Con-way has outsourced the support to Satyam.There are all together 58 servers at Vector/Conway and total environment is running on Sun Solaris (36 systems) and IBM AIX operating system (18 systems). Four servers will take care by Conway System Admins as it is shared resources with vector Project is to maintain and support the GM infrastructure include ongoing support for the shared hosting environment, maintenance of the "as-is" hardware/software environment, and maintenance of the telecommunications network to support GM user internet access to the applications and integration with GM systems and trading partners

Responsibilities:

• Installed Solaris and AIX on POC servers for migration activities
• Perform system audits, patches and upgrades
• Taking image based backups using for required servers
• Expertise in SMIT, LVM (Logical Volume Manager), Mirroring, User Administration & System Resource management, Paging Space management, and job scheduling.
• Applying the patches by breaking the mirror and resync
• Recovering the Solaris Host when it crashes
• Adding space to the file systems using VERITAS Volume Manager and SMIT in AIX
• Maintaining and monitoring the VERITAS Volume manager
• Creating the User accounts with appropriate privileges
• Monitored and maintained the system performance.
• System performance and tuning
• Installed Solaris operating systems and upgraded the software according to the requirement.
• Monitoring and restore of files & file systems if required.
• Monitoring Services and disk space through Big Brother.
• Using the Team tracker UNIX team gets their tickets

Confidential, May '04 - Mar '07

Project Description
Confidential, maintains and manages diverse and robust infrastructure to support Intranet and Extranet business web sites. GE Power Systems has several sites mostly United States based, distributed between Cincinnati Ohio, Schenectady New York, and Atlanta Georgia. GE Power Systems infrastructure consists of Solaris 2.6/2.8, Windows 2000, IIS 5, Apache, iPlanet, Netscape Web servers, Web logic, Site Minder, LDAP Servers, Load Balancers and various web tools. Satyam supports the E-Biz applications and the relevant Systems using an onsite/offshore support team.
Release Management and Configuration management. Application Deployment and Support to E biz Support Operations. To maintain a world class eBusiness & Application Development, QA and Support Infrastructure through robust processes, Open Standards, Best of the Breed software, utilities and tools like Appworx, Citrix and Documentum with the intention of providing a common end-user experience across the GEPS eBusiness infrastructure.

Responsibilities:

• Installed Solaris and Linux on POC servers for migration activities
• Installed Tomcat, Vignette portal and Documentum Tools on Production/QA Servers
• Web logic, JBOSS installations and application deployment.
• Monitoring the performance of Extranet and Intranet portals.
• Unix File System space and memory management
• Monitoring of alerts sent by BMC patrol and troubleshooting applications based on alerts
• System upgrades, System patches and hot fixes deployment
• Deployment of new applications on Production, staging and QA servers.
• Responsible for System Study, analyzing and delegating issues.
• Responsible for final client deliverables.
• Web Logic License Management and SSL certificate generation for RP's.
• Providing level 2/3 technical support on applications and server support.
• Managing Citrix infrastructure and providing L1 and L2 support to customers on different countries.
• Perform system audits, patches and upgrades
• Setup, maintain and confirm backups
• Monitoring of network, logs and server status
• Documentation of all communications with customers and system services and procedures
• Using HPSD the team gets the tickets

Confidential, Hyderabad, India June '01 - Apr '04
Executive Systems Administrator

Project Description
This is an Internet Service Provider in the business of providing access for the Internet browsing, Virtual Private Networks, Leased Lines, Web hosting, Web designing and E-commerce with a customer base of 30,000 all over southern India. The Entire Applications like Mail Services, Web Services, Authentication, Authorization, Accounting run on Solaris 2.7 platform on SUN Enterprise Servers and Ftp Server, Back up Server on Linux 7.3. The networking part involves Gigabit Ethernet Local LAN, State-of-the-art products like Access Servers, Cache Engine, Firewall, Catalyst Switches from CISCO and Dual 4MB Fiber Optic Cable Backbone from VSNL and 4MB Downlink from ESTELL communications to its Premises. The Authorization and Accounting is done at the Central site, whereas the Networking equipment is installed at various Point-Of-Presence (POP) through out the State. The Authentication is done through AAA Merit RADIUS Server running on Solaris platform and the Accounting is done on the Oracle server on Solaris Platform. The database is used for storing the customer information; registrations details and call handling in one server and billing information including billing cycles for both prepaid and postpaid & the dynamic online tables on the other server. The complete MIS of the customers and the sales details are maintained in this database. Data will be populated by the customers through web interface along with the process of registration. The html pages are located in the NT Server on which Apache Web Server and Jserv will be running to communicate with the Oracle database using ODBC drivers and through Sql *Net communication

Responsibilities:

• Responsible for the maintenance of DNS servers of the ISP division.
• Configured and Responsible for maintaining the mail and web servers on Solaris.
• Configured and Responsible for maintaining the Ftp server on Linux.
• Performing backup of data whenever necessary.
• Added external SCSI drives to the systems.
• Monitored and maintained the system performance.
• Monitoring the backup jobs
• System performance and tuning
• Monitoring file systems.
• Installed Solaris and Linux operating systems and upgraded the software according to the requirement.
• Backup and restore of files & file systems.
• Monitoring network traffic through MRTG.
• Configured and Monitoring Services and disk space through Big Brother.