Professional Summary

• Over 8 years of experience in AIX System Management in IBM AIX (4.x/5.x), Sun Solaris (8, 9, 10), Red Hat Linux (6.2/7/9).
• Experienced in installation, configuration, administration, troubleshooting, tuning, security, backup and recovery and upgrades of IBM AIX and Linux (Red Hat & SUSE).
• Excellent knowledge in IBM AIX hardware components (RS/6000, pSeries), troubleshooting and maintenance.
• Good knowledge with installing AIX on LPAR, VIO server and client using NIM and other installation methods.
• Good knowledge of backup and recovery for AIX/Linux.
• Expertise in installation, Configuration and Troubleshooting of High Availability Clusters (HACMP).
• Responsible for performance tuning of AIX systems, applying upgrades to AIX (current version 4.3.x to upgrade 5.2).
• Expertise in doing NIM Installation, DHCP installations on AIX 5.2/5.3
• Experience configuring VLANs on IBM Bladecenter, handled issues related to Management Module.
• Expertise in installation, Configuration and Troubleshooting of High Availability Clusters (HACMP)
• Experienced in building LPARS, DLPAR resources for pSeries.
• Everyday Network administration tasks - adding and removing users file and share permissions, trust management, replication management, server backups, and server setups.
• Experience monitoring and changing file system usage.
• Installation of patches, security fixes, e-fixes, packages on AIX, Sun Solaris, Linux and Windows NT/2000 Servers.
• Experienced in implementing the workload Management (WLM) using cloning and clustering.
• Experienced in writing scripts such as Korn Shell (ksh).
• Experience in configuring and administration in Storage Area Network (SAN) and Network Attached Storage (NAS).
• Experience in configuring and administrating EMC CLARiiON CX3/4/5 Series, Dell 1950, Dell 2650, Dell 2850, Sun V440, Sun E2100, IBM DS3400, IBM DS4700 and IBM DS8100.
• Experienced in DNS, NIS, NFS, LDAP, send mail, ftp, remote access, security management, and system troubleshooting skills.
• Installed and configured Tivoli Storage Management (TSM) server.
• Provided UNIX infrastructure, operations and support for IBM RS/6000 (7026-M80) servers and pSeries servers running IBM AIX (4.3.3, 5.1, 5.2), Red Hat Linux (7/8/9) and Sun Solaris (8/9/10).
• Provided 24X7 supports on pager rotation basis remotely for all the stores.
• TroubleshootingVMware ESX server related issues, maintaining their virtual server environment, creating and deleting virtual servers and backup scheduling.
• Excellent team-oriented worker and ability to quickly adopt and work under minimal supervision.
• Used Service Center and Remedy for tickets, HP Openview for performance monitoring, also documented the procedure adopted to solve performance issues.

Operating Systems

IBM AIX (4.3, 5.1, 5.2, 5.3), Red Hat Linux (6/7/8/9), HP-UX, Solaris (8/9/10), Windows 03/00/NT4.0.

Web Servers

Apache Http Server, IIS 4.0/5.0, MQ Series, Websphere, Tomcat, Web logic.

Languages

JavaScript, HTML, XML, UML, WML, JAVA, C, C++,Korn Shell programming.

Databases

Oracle 8i/9i/10g, DB2, MS SQL SERVER 7.0/2000, Sybase.

Networking

TCP/IP, DNS, DHCP, Cisco Routers/Switches, and LAN/WAN.

Hardware

IBM RS/6000, IBM Bladecenter, JS20, JS21, JS22, HS20, pSeries 570, 590, 595, 650, 630, 670, SUN Enterprise 450, BladeCenter E/BCT/BCHT/S chassis. EMC CLARiiON CX4/5 Series, Dell 1950, Dell 2650, Dell 2850, Sun V440.

Other Skills

LPAR, NIM, LDAP, TSM IBM tape libraries.VMwareWorkstation,GSX server, ESX server.

Confidential,Tampa, FL UNIX AIX Administrator Dec 2007 – Present
Mosaic is the world\'s leading producer and marketer of concentrated phosphate and potash, two of the primary nutrients required to grow the food the world needs. Mosaic was formed in 2004 through the combination of IMC Global Inc. and the crop nutrition business of Cargill, Incorporated. Headquartered in Plymouth, Minnesota, we employapproximately 7,400 people inten countries.

• Worked as UNIX AIX Administrator in IT infrastructure environment providing server administration, application administration and automation solutions to support business objectives.
• Responsible for Installing, configuring & maintaining RedHat Linux, Suse.
• Handled Kernel Turning to provide operating system performance.
• Provided infrastructure, operations and support for IBM RS/6000 servers and pSeries servers running IBM AIX 4.3.3, 5.1, 5.2, 5.3.
• Performed installation, periodic maintenance updates and applied APAR fixes.
• Performed installation and upgrades on multiple systems using Network Installation Management (NIM).
• Installed and tested patches on servers.
• Installed and configured Tivoli Storage Management (TSM) server.
• Experienced in disaster recovery from TSM and Netbackup and setting TSM disaster recovery policies.
• Expertise in installation, Configuration and Troubleshooting of High Availability Clusters (HACMP).
• Responsible for performance tuning of AIX systems, applying upgrades to AIX (current version 4.3.x to upgrade 5.2).
• Configured volume groups and logical volumes, extended logical volumes for file system growth needs using Logical Volume Manager (LVM) commands and HP Open View Manager.
• Configured and installed HP Open View Manager.
• Maintained availability, increased capacity & performance of production machines by upgrading their hardware (disks, CPU, memory, IO board, power cooling unit, mother board etc) & firmware.
• Maintained system security protecting the data on the system by modifying the file and directory permission. Analyzed system performance, performed reallocation of kernel resources.
• Configured VLANs on IBM Bladecenter.
• Performed process automation, scheduling of processes using CRON jobs.
• Performed storage allocation on ESS Shark.
• Worked with DBA team in tuning kernel parameters for database setup and performance.
• Worked in the project of configuring NIS Servers (Master and Slave) and NIS clients and maintained system and custom configuration files in NIS maps.
• Monitored error logs, provided solution to the application team.
• Maintained intranet DNS environment by configuring Primary and Secondary Domain Name Servers and DNS clients.
• Provided UNIX infrastructure, operations and support for IBM RS/6000 (7026-M80) servers and pSeries servers running IBM AIX (4.3.3, 5.1, 5.2), Red Hat Linux (7/8/9) and Sun Solaris (8/9/10).
• Installation/Optimization for TSM clients. Evaluate, installed, modified, configured, tested, and recommended ways to optimize Tivoli Storage Manager (TSM) client software so as to improve efficiency of the enterprise backup and recovery system.
• Performed administrative tasks such as System Startup/shutdown, Backup strategy, Printing, Documentation, User Management, Security, Network management.

Confidential, CHICAGO AIX System Administrator Aug 2006 – Oct 2007
Confidential,(NYSE: JPM) is a leading global financial services firm with assets of $2 trillion and operations in more than 60 countries. The firm is a leader in investment banking, financial services for consumers, small business and commercial banking, financial transaction processing, asset management, and private equity.

• Responsible for Installation, Configuration Management, Maintenance and Systems Development of AIX Systems.
• Responsible for event processing, change management and problem determination in HACMP environment.
• Administration of IBM RS/6000, RS/6000 SP servers running on AIX 5L for support of PeopleSoft Financials and HRMS Environment on Oracle 7.3.x., DNS, FTP and Legato tape backup.
• TroubleshootingVMware ESX server related issues, maintaining their virtual server environment, creating and deleting virtual servers and backup scheduling.
• System & Backup management using IBM ADSM Backup Server.
• Proficient in HACMP v 5.1. Administering and troubleshooting of AIX HACMP Cluster.
• Responsible for the operation, maintenance and integrity of a distributed, networked AIX based environment Developed Shell scripts (Korn/Bourne) for automating the batch jobs.
• Worked in the project of configuring NIS Servers (Master and Slave) and NIS clients and maintained system and custom configuration files in NIS maps.
• Extensively used LVM, created VGs, LVs, and disk mirroring.
• Monitored the system files spaces & error logs to make sure the system performance.
• Configured volume groups and logical volumes, extended logical volumes for file system growth needs using Logical Volume Manager (LVM) commands and HP Open View Manager.
• Configured and installed HP Open View Manager.
• Performed maintenance on AIX RS/6000 machines, such as tape and hard drive replacements, adding print queues, and making and changing logical volumes and file systems.
• Provided UNIX infrastructure, operations and support for IBM RS/6000 (7026-M80) servers and pSeries servers running IBM AIX (4.3.3, 5.1, 5.2), Red Hat Linux (7/8/9) and Sun Solaris (8/9/10).
• Experienced in DNS, NIS, NFS, LDAP, send mail, ftp, remote access, security management, and system troubleshooting skills.
• Provided 24X7 supports on pager rotation basis remotely for all the stores.
• Excellent team-oriented worker and ability to quickly adopt and work under minimal supervision

Confidential,NJ AIX Administrator Sep 2005 – July 2006
Telcordia Technologies is a leading global provider of telecommunications software and services for IP, wireline, wireless, and cable networks. The company delivers flexible, standards-based solutions that optimize complex network and business support systems, enabling customers to manage, transform and grow their businesses.

• Administration, installation and maintenance of RS/6000 and pSeries servers running AIX
• System administration including user, system & group management, system updates, performance monitoring, backup/recovery, disk & storage management.
• Responsible for Installing, configuring & maintaining RedHat Linux, Suse.
• Handled Kernel Turning to provide operating system performance.
• Responsible for all aspects of AIX System Administration and support for all RS/6000 servers such as OS installation and upgrade, OS problem resolution, application of OS fixes, installation of application software, administration of user accounts, system configuration, troubleshooting, system monitoring, system tuning, security updates, hardware maintenance, disk usage maintenance, etc. Most of these tasks are performed using native Korn Shell scripts.
• IBM RS/6000 SP System Software Maintenance AIX System Dump Generation and sending System Dump to AIX System Support Center.
• Installation/administration of AIX, Linux and NT/2000 Servers on a LAN, setting up optimal RAID levels (fault tolerance) for protected data storage in NAS environments.
• Install and configure DHCP, DNS (BIND, MS), web (Apache, IIS), mail (SMTP, IMAP, POP3), and file servers.
• Defined and setup network printers, and install client/server applications. Define/setup network protocols, Network File Services (NFS), and Network Information Services (NIS).
• Performance Management & Tuning of AIX/UNIX Kernel.
• Maintained system security protecting the data on the system by modifying the file and directory permission. Analyzed system performance, performed reallocation of kernel resources.
• Configured VLANs on IBM Bladecenter.
• Performed process automation, scheduling of processes using CRON jobs.
• Security, users, groups’ administration and daily backup and restore operations.
• Networking service, performance, and resource monitoring
• Systems administrator providing support for production and development systems. Environment consisted of multiple IBM RS/6000’s (SP, R-series) and X-Window terminals.
• Maintaining updated documentation of all the Servers and the installed applications and patches.

Confidential, WI AIX /Linux Engineer July 2004 – Aug 2005
Menasha Packaging Company, the largest segment of Menasha Corporation, consists primarily of state-of-the-art corrugated plants located throughout the United States. Renowned for our quality craftsmenship and innovative designs, we utilize a variety of sophisticated printing processesto manufacture an extensive portfolio of packaging and merchandising products.

• Installation, Administration, Configuration, Planning, Maintenance, Up gradation, Testing, Performance Tuning, Backup, Recovery, quickly identify problems and issues and provide fast troubleshooting and problem resolution in Unix and Linux Local Area Network.
• Responsible for Installing, configuring & maintaining RedHat Linux, Suse.
• Maintained the departmental Mail server which is running on the Send mail on the Linux.
• Configuring the Network files systems like NFS, NIS and Samba server to make the file sharing environment for the different project. DCF is the major computing environment in each department supporting the various projects for the implementation.
• Expertise in installation, Configuration and Troubleshooting of High Availability Clusters (HACMP).
• Responsible for performance tuning of AIX systems, applying upgrades to AIX (current version 4.3.x to upgrade 5.2).
• Oversaw and verified the Hardware Installation and Configuration of New Servers.
• Maintained secure and support Sun Solaris systems running Oracle database File system Space Allocation using Veritas volume manager and performed other disk management activities. Backup and recovery using Verities Net backup.
• Handled Kernel Turning to provide operating system performance.
• Installed Apache web server on Linux Servers.
• Handled Day-to-Day operation of all servers running Production jobs, Backups, Restores and Report generations.
• Handled housekeeping tasks such as tape management.
• Maintained system security protecting the data on the system by modifying the file and directory permission. Analyzed system performance, performed reallocation of kernel resources.
• Configured VLANs on IBM Bladecenter.
• Performed process automation, scheduling of processes using CRON jobs.
• Work on secure internet transmission protocol (FTP w/SSH/SSL, HTTPS). Backup and recovery using Verities Net backup. Creation of New Backup Policies and schedule.

Confidential,NJ UNIX Administrator Jan 2004 – July 2004
Schering-Plough is an innovation-driven, science-centered global health care company. Through its own biopharmaceutical research and collaborations with partners, Schering-Plough creates therapies that help save and improve lives around the world. The company applies its research-and-development platform to human prescription and consumer products as well as to animal health products.

• Administrating and Responsible for around 10 Unix Servers including development, staging and production mission critical servers.
• Responsible for Building UNIX Servers.
• Administrating DNS, NFS and NIS Servers.
• Responsible for User Administration.
• Helping a different group people for patch installation application like remedy, bmedia, oracle database and etc.
• Responsible for patching a servers using Red hat Satellite Server.
• Performed process automation, scheduling of processes using CRON jobs.
• Implement, install and support high availability cluster on IBMRS6000 and pSeries platform (HACMP for AIX).
• IBM RS/6000 SP System Software Maintenance AIX System Dump Generation and sending System Dump to AIX System Support Center.
• Installation/administration of AIX, Linux and NT/2000 Servers on a LAN, setting up optimal RAID levels (fault tolerance) for protected data storage in NAS environments.
• Install and configure DHCP, DNS (BIND, MS), web (Apache, IIS), mail (SMTP, IMAP, POP3), and file servers.
• Defined and setup network printers, and install client/server applications. Define/setup network protocols, Network File Services (NFS), and Network Information Services (NIS).
• Performance Management & Tuning of AIX/UNIX Kernel.
• Security, users, groups’ administration and daily backup and restore operations.
• Networking service, performance, and resource monitoring.
• Systems administrator providing support for production and development systems. Environment consisted of multiple IBM RS/6000’s (SP, R-series) and X-Window terminals.

• Bachelors in Information Technology
• IBM Certified pSeries AIX System Administrator