Summary:

• 6 years of experience in technical support and maintenance of UNIX Systems
• Experience in Administration of AIX 4.3 , 5.1 , 5.2 , 5.3, 6.1
• Experience in installing, configuring, managing, maintaining and developing AIX Systems, Linux RedHat , Windows 2003 server Solaris
• Expertise in creating scripts with Korn, Perl which would help in automation and simplification of jobs
• Installation and configuration of NIM master server and clients
• Migration of AIX OS from 4.3.3 to 5.1, 5.1, 5.2 to 5.3 and 5.3 to 6.1 on pSeries servers
• Migration of AIX Systems from old p4, p5 to p6 hardware
• Experience working on P550, P560, P595, P570, P575 P720 and P740
• Experience in working with Live Partition Mobility to perform migration from one frame to another
• Configuring I/O drivers for Power 720 and Power 740 servers
• Racking and Stacking of PSeries and Blade Servers
• Installing PowerVm on P520, P720 and P740 boxes
• Setting up Dual Vio on Power 740 Boxes
• Installing Aix and Linux Servers on PowerVm Envoirnment
• Experience in MICRO-PARTITIONING on P series servers
• Configuration of HACMP 4.5, 5.1, 5.2, 5.3 as well as performing failover and failback of HACMP Clusters on a regular basis as per the application requirement
• Migration of HACMP from version 4.5 to 5.1
• Installation, administration and configuration of VIO Server and VIO client LPAR'S through HMC
• Experience in performing DLPAR on VIO servers
• Experience in working with Shared Ethernet Adapter, Link Aggregation and NPIV concepts associated with VIO server technology
• Installed DB2, Web Sphere Application Servers on Linux and AIX
• Experience with LVM, NIM, User System Resource Management, Job Scheduling and Paging Space Management
• Experience in creating CRON jobs to automate various system administration tasks using Crontab Utility
• Experienced and familiar with tools like SMIT, configured public network with mktcpip and backup network with smitty chinet
• Installing new software on AIX 4.3/5.2/5.3/6.1 Boxes, Upgrading the Maintenance Levels as per application requirement
• Experienced in monitoring system performance and check the status of the system using utilities such as TOPAS, GLANCE, NMON, VMSTAT, IOSTAT, etc.
• Periperal Experience in EMC Storage Arrays, ADIC tape libraries, Veritas Netbackup
• Experienced in configuring SSH, DNS, NIS, NFS, LDAP, sendmail, ftp
• Excellent presentation, analytical, documentation and interpersonal communication skills
• Worked 24X7 and on-call in production support and trouble shooting on AIX pSeries servers
• Good working knowledge on IBM HACMP 5.x and NIM Master and Clients
• Experience in migration from AIX 4.3.3 to 5.3 TL6
• Performance and fine-tuning, Applying patches and fixes
• Installed, configured and supported Web Sphere Application Server, IBM HTTP/ Apache Web Servers in AIX and Linux environments. Good knowledge of Samba server
• Strong scripting knowledge Perl, ksh, bash to perform administration and automation tasks

Technical Expertise:

Professional Experience:

Confidential

• Description: I monitored the generated alerts to determine the status of the infrastructure and applications that are used by client's employees and customers. Our area helps facilitate the recovery of the applications and infrastructure should an outage occur. Once alerted, I use a number of tools to gather diagnostic and then recover.
• I provided technical support for UNIX operating systems and hardware. We are the primary point of contact to business partners for resolving UNIX related incidents, providing service restoration, troubleshooting system failures, and implementing UNIX hardware/software changes for the enterprise server environment remotely using Service Management Processes SMP .I worked with UNIX Hands-On Server team and/or appropriate vendors to resolve incidents maintained server availability and stability and provided input for improvement of team workflow. Other responsibilities included serving as a technical subject matter expert on various projects reviewing and creating knowledge items and reviewing and creating team procedures and documentation. Work for this skill is received via project requests, phone calls, and through SMP using Service Desk incident, service calls, and work orders .

MY current Skills:

Job Title: System Data Analyst

• Knowledge of UNIX HP-UX, AIX AND LINUX Operating Systems
• Knowledge of RS6000, HP9000, HPDL380 servers
• Knowledge of Best/1, Wily Introscope, FSecure, and WSM
• High level understanding of client's network
• Experience supporting and troubleshooting problems with the UNIX operating system
• Knowledge to create, review and update KIs
• Ability to use service desk along with a basic understanding of OVO monitoring
• Demonstrated ability in troubleshooting technical issues
• Knowledge of JRA Environment infrastructure Websphere
• Knowledge of Service Management tools and processes
• Sound decision-making ability regarding matters of moderate to high complexity and importance
• Strong analytical and problem-solving skills to solve complex problems logically and systematically
• Self-motivated Knowledgeable of client's system infrastructure
• High technical aptitude and demonstrated commitment to technical skill development
• Ability and willingness to adapt to change

Confidential

AIX System Administrator

Responsibilities:

• Experience working on P550, P560, P595, P570, P575 P720 and P740
• Experience in working with Live Partition Mobility to perform migration from one frame to another
• Configuring I/O drivers for Power 720 and Power 740 servers
• Expertise in Racking and Stacking of PSeries and Blade Servers
• Installing PowerVm on P520, P720 and P740 boxes
• Setting up Dual Vio on Power 740 Boxes
• Installing Aix and Linux Servers on PowerVm Envoirnment
• Responsible for regular enhanced Migration of AIX p5, p6 series servers from one data center to another and migrations within the data center which also included using Live Partition Mobility
• Created and configured standard and Virtual I/O LPARs, managing resources, patching, upgrading, monitoring, performance/tuning and problem determination/resolution
• Responsible for servicing trouble-ticket requests, 3rd-party software installation, and user support, in a homogeneous AIX 5.1/5.2/5.3/6.1 environments
• Active participation in project planning and deployment
• Configured volume groups and logical volumes, extended logical volumes for file system growth needs using Logical Volume Manager LVM commands
• Performed installation, periodic maintenance updates
• Configured backup/archive policies using ADSM utility and mksysb images of root volume group to meet data archiving requirements and disaster recovery readiness
• Configured rules for system security, maintenance updates and system failure alerts
• Created and configured logical partitions LPAR on IBM systems using Hardware management console HMC
• Performing upgrades applying fixes, patches and APARS to the lpars
• Rack mounted IBM p630 systems installed and configured AIX 5.3 and applied maintenance levels.
• Setup cron jobs schedules for various backup and monitoring tasks and supported with enterprise backups using Veritas Netbackup version 4.5
• Skilled in installation, configuration of Tivoli Storage Manager, EMC POWERPATH, IBM SAN, LPAR, DLPAR, VIO server
• AIX Migration from AIX 5.1/5.2 to AIX 5.3
• Responsible for Remote AIX Support With more than 1250 servers
• Installed racked and configured IBM pseries p4/p5/p6 p570, p561, p560, p550 for production staging and test environments
• Installation and configuration of LPAR's with AIX 5.3 on p5 servers
• Responsible for performance monitoring using AIX utilities and nmon, Site view
• Performed HACMP failover and failback as per the user's requirement
• Experience of configuring 4 nodes cluster with multiple RG configuration
• Extensive working experience on LVM. Creating VG, LV and FS
• Upgrading and updating TL, APAR and patches on AIX 5.2/5.3
• Perform User Account management, data backups, and users' logon support
• Installation and configuration of NIM master server and clients
• Creating lpp source and SPOT for client on NIM server
• Experience of upgrading and updating p550 and p570 systems and devices firmware using HMC
• 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
• Performed installation, periodic maintenance updates and applied APAR fixes
• AIX systems administration and Disk Management
• Experience in creating and installing standalone VIO client LPAR and VIO client LPAR using HMC
• Upgraded and upgrading HMC from version 6 to 7
• Installation and configuration of VIO Server 1.3 and AIX 5.3 on client LPAR's using p520 and 570 boxes
• Upgrading TSM Client from version 5.2 to 5.5
• Managing various scripts to start up and shutdown databases and SAP systems
• Installed and configured Sudo for users to access the root privileges
• Define/setup network protocols, Network File Services NFS , and Network Information Services NIS . Provided support by 24x7 shift rotation basis and pager support

Confidential

UNIX/AIX System Administrator

Responsibilities:

• Worked as AIX System Admin with IBM P-series Model servers in an HACMP environment
• Experience with Red Hat build methodologies, performance tuning, memory management, server maintenance and troubleshooting
• Project lead of the Tivoli Monitoring Project. Configured and installed Tivoli Monitoring 6.2 on IBM's AIX server to monitor AIX operating system, WebSphere, SOA Applications
• Responsible for installation and maintenance of 5.1,5.2 AIX servers
• Installation of patches, packages on AIX, and Windows NT/2000 Servers.
• Adding network printers and conducting day-to-day system administration, including backup/recovery in NAS environments
• Installation, Administration and configuration of LPAR's with AIX 5L on p5 servers
• Experience of creating and installing standard LPAR and VIO client LPAR using HMC
• Installation, configuration and administration of IBM Web Sphere Application Server V4.0, on AIX along with DB2 UDB IBM HTTP server with SSL for secure communication providing technical support to users
• IBM RS/6000 SP System Software Maintenance AIX System Dump Generation and sending System Dump to AIX System Support Center
• Network management of TCP/IP networks, IP address management
• Performing upgrades of OS and applications
• Tested products for evaluation purposes and documented for necessary changes required as per environment
• Korn C shell scripting, mainly for scheduling jobs CRONTAB
• Inventory management for Software and Hardware
• Disk Replacement Strategy on AIX
• Logical Volume Management LVM of AIX
• Ensure required daemons are monitored
• Ensure cpu/memory thresholds are accurate
• Managing the user accounts creation, locking, deletion of old accounts
• Review Disaster Recovery Documentation for Mission Critical and Business Vital Servers
• Monitoring paths for the disks and replacing the disk for a dead path.
• Installed Tivoli Storage Management on the client boxes configured opt and sys files
• Worked with backups and restores using TSM and NETBACKUP
• Ensured mksysb and sysback are taken
• Ensure documentation is current and accurate
• Performance Management Tuning of AIX UNIX Kernel
• Security, users and groups administration
• Provided support by 24x7 shift rotation basis and pager support
• Monitored trouble ticket queue to attend user and system calls
• Attended team meetings, change control meetings to update installation progress, and for upcoming changes in environment.

Confidential

AIX Administrator

Responsibilities:

• Worked as Systems in-charge for the servers running in Production environment comprising IBM, Sun and HP servers
• Used the LVM extensively Created/Modified/Deleted Volume Groups, Logical Volumes and Filesystems Added/Removed physical disks Mirrored Volume Groups and Logical Volumes.
• Created korn shell scripts to create filesystems, take backup of filesystems
• Built/upgraded Power4 and Power5 servers with NIM
• Installed Hp Unix and Red Hat Linux
• Planned and performed LVM changes on 60 TB environments such as LV extensions and FS expansion based on the layouts provided by the application DBA team
• Migrated AIX 5.1 power4 servers to AIX 5.2 through NIM alt disk install
• Upgraded Maintenance level on AIX 5.2/5.3 production and development servers on weekend maintenance windows
• Installation, configuration of veritas Netbackup client troubleshooting backup restore related issues.
• Build DB2 nodes AIX servers with IBM BCU Balance Configuration Unit specifications, and customized spec to suit environment needs.
• Patched DB2 servers by installing latest fix packs and special builds
• Installed, configured, customized Veritas Cluster Server VCS on a six BCU node cluster. Created numerous resource groups for NFS, TSM, and DB2 host servers.
• Performed periodic firmware upgrades on pSeries production and development systems.
• Implemented VI/O on P5 595 server on production and test environments, and performed load test to ensure optimum system performance during heavy loads on VI/O supplied resources.
• Experienced in Installation, configuration and maintenance of EMC POWERPATH for load balancing and MPIO for redundancy in data paths
• Provided level 3 supports in production environment and resolved production issues escalated by the UNIX production support team.
• Tested and installed various patches Fix Packs on the servers to solve the problems encountered by the applications running on the servers
• Setup NIS in a multi-platform UNIX environment.
• Setup NFS between IBM, SUN, HP and SGI workstations and servers
• Setup NFS between IBM RS/6000 server and NT server
• Network trouble shooting using 'ndd ', 'netstat', 'ifconfig' etc.
• Filesystem corruption check
• Userid and Group management
• User Management Services
• Installation and Administration of TIVOLI Service Desk
• Document installation procedures, changes required in present environment.
• Managing cron jobs, at Jobs, batch processing and job scheduling
• Configured automatic system backup schedules