Professional Summary

• 6 years of experience in AIX/UNIX/LINUX/SOLARIS System Administration.
• Extensive experience in installing, configuring, maintaining, design, development, implementation, and support on IBM AIX 5.1/5.2/5.3/6.1/7.1 Operating system Environments.
• Experienced in creating maintaining and managing LPARS, LPARS and VIO with HMC console
• Good working knowledge of HACMP, Virtual I/O
• Performing different operations on LPARs assigning /removing/moving resources to partitions dynamically.
• HMC backup on DVD RAM disk. Configuring new HMC including network configuration.
• Administered configured various FS like JFS, VxFS, Pseudo FS.
• Mapping disks to VIO clients. Configuring redundant paths to disks using MPIO.
• Configure redundant VIO servers, create ether channel, Shared Ethernet adapter, Network Interface backup.
• Expert in Virtualization, VIO vitalizing network interface cards, and disks.
• Installed VIO server Advanced POWER Virtualization on IBM P5 and P6System. Assigned resources by making six partitions LPAR client of VIO server and clients Installation.
• Experienced in P5 550,570,575,590,595 , P6 550,570,690 and P7 System Software Maintenance.
• Good with HIPAA, PCI DSS and Organization security standards.
• HACMP Cluster Configuration, Setting up new HACMP environment, Planning, Design, Configuring HACMP networks, Failover testing and verification, Cluster Synchronization, performing HACMP health checks looking at cluster statistics, observing resource group status.
• Participated in new HACMP build project. Have configured two node HACMP cluster from the scratch.
• Good at configuring resources, resource groups in HACMP. Have configured non ip heart beat networks.
• Experience installing and configuring complex AIX 5L and VIO enterprise environments on P-Series hardware.
• Expertise in Planning, Installation, Configuration and Maintenance of IBM HACMP on AIX.
• Extensive experience with Informatica tool set with good working experience in Abinito.
• Experience in installing and administering any EAI tool such as Tibco, WebMethods, WebSphere, SAP PI or Progress on UNIX.
• Experience configuring and supporting IBM clustering products PowerHA formerly HCMP and GPFS.
• Experience in manipulating UFS Solaris , GPFS AIX , JFS AIX file systems includes creation / modification / deletion.
• Experienced in DNS, NIS, NFS, LDAP, Sendmail, ftp, remote access, security management, and system troubleshooting skills
• Experienced in configuring Unix Security baseline
• Performed migrations from 5.3 to 6.1 and 7.1.
• Experienced IBM and EMC San.Sizing and configuring SAN on AIX, Solaris and Linux Servers.
• Experienced in working with Network Engineers to install, manage, and configure NAS based storage and insure overall system and network security.
• Experienced in EMC clarion, Symmetrix, IBM DS400, DS 6000, DS 8000.
• Experienced in installing and supporting Power path and SDD drivers on Aix servers.
• Experienced in documenting the physical server position in Datacenter.
• Experienced in planning the space for new AIX and LINUX Servers in the Datacenter and updating the Excel Sheet with the LPAR configuration and physical location in the Datacenter.
• Setup and configure LDAP servers for home directory location and authentication.
• Provided production support in an on-call rotation in a 24x7 environment and Datacenter Support.

IT Skills

Experience

Confidential

Role : AIX Administration

Roles and Responsibilities:

• Responsible for installing, configuring, maintaining, design, development, implementation, and support on IBM AIX 5.1/5.2/5.3/6.1/7.1Operating System Environments.
• Responsible for in creating maintaining and managing LPARS, LPARS and VIO with HMC console
• Experienced in P4, P5, P6 and P7 System Software Maintenance.
• Configured Unix Security baseline.
• Installed and build from scratch complete NIM Setup. Added different clients to NIM server and their Backup.
• Performed migrations from 5.3 to 6.1 and 7.1
• Administered configured various FS like JFS, VxFS, Pseudo, FS.
• Scheduled with Ksh Script backup of Clients from NIM server. Restored mksysb images with NIM
• Installation, configuration, Performance Tuning of Sun Solaris, HP UNIX IBM AIX
• Installed VIO server Advanced POWER Virtualization on IBM P5 and P6System. Assigned resources by making six partitions LPAR client of VIO server and clients Installation.
• Good working knowledge of HACMP, Virtual I/O.
• Planned and finely tuned system for optimal performance
• Responsible for Enterprise Application Integration Toolset Administration.
• Responsible for Supporting as a secondary administrator to Linux and Sun Solaris.
• Good working with HIPAA , PCI DSS and Organization security standards
• Good understanding of SAN and NAS storage.
• Ability to provide direct support for storage administration of FAStT/DS4800, USP600, AMS500 and SAN Fiber director is needed.
• Extensive Experience in Installing and Building AIX Micro Partitioning Virtualization
• LPAR System using AIX Ver5.3 and IBM p5 Hardware such as p550, p570, p590 and p595. Using the NIM Server.
• Responsible for Building and Installing the VIOS Servers Storage and Network using VIOS AIX 5.3 and VIO Software ver2.1 with SSH capability.
• Experience in Building new IBM LPAR eServer Machines installing and configuring AIX from the scratch on p650, p690, p550 and p570 using NIM installation
• As a systems administrator, lead and manage special projects for the team, built and maintain mission critical and non-mission critical UNIX servers, proficient in communication, negotiation, and scheduling activities to accomplish objectives. Other main responsibilities:
• Work with VIO by creating clients on the VIO servers.
• Configured and migrated Networking Concepts DNS, NIS, NFS and DHCP, troubleshooting network problems such as TCP/IP, providing support for users in solving their problems.
• Provided a security and compliance solution optimized for virtualized environments on Power Systems using IBMPower SC
• Perform periodic file system GPFS tuning and monitoring jobs to enhance system/complex performance.
• Experienced in documenting the physical server position in Datacenter.
• Experienced in planning the space for new AIX and LINUX Servers in the Datacenter and updating the Excel Sheet with the LPAR configuration and physical location in the Datacenter.
• Experienced in the network upgrade project where we moved the Ethernet cables to run from ceiling rather than underneath the servers.
• Responsible for creating maintaining and managing LPARS, LPARS and VIO with HMC console
• AIX 5L v5.3 MPIO support for multi-path Fibre Channel storage subsystems, as well as AIX servers configured with multiple Fibre Channel FC Host Bus Adapters HBA on a Storage Area Network SAN .
• Monitoring the system like performance CPU, memory and disk utilization using topas, sar, vmstat, netstat, svmon, etc

• LUN mapping Requesting LUN for storage team and mapping LUN from VIO client to LPAR.

Confidential

Role : AIX Administrator

Roles Responsibilities:

• Worked as AIX System Administrator to support P5 550/570/575/595,P6 and Blade Center
• Responsible for Configuration of multiple logical subsystems utilizing IBM HMC,WSM, including LPAR configuration, NIM and CSM to install and manage the LPAR Good understanding in Advanced POWER Virtualization on IBM P5 System
• User Administration password restrictions and security implementations according to Implementation of SOX requirements, LDAP VAS user's administrations.
• Responsible for event processing, change management and problem determination in HACMP environment.
• Security measures blocking unnecessary ports and restriction user's remote logins.
• Provided remote technical support for the AIX software team
• Responsible for Installation, up gradation, Configuration Management, Maintenance and Systems Development of AIX Systems, using NIM.
• Responsible for the installation, setup, configuration, security administration and maintenance of all HP UX servers.
• Responsible for the system patch installation and management of all HP UX servers.
• Disk mirroring and backup the data using BACKUP devices.
• Worked with DBAs on installation of RDBMS database, restoration and log generation
• Management of Health checking issues and actions
• System Administration and performance monitoring tasks on AIX servers.
• File system management using LVM
• User, Patch and Security Management, Problem Determination.
• Checking whether Scheduled backups are running or not.
• Disk replacement techniques-replacing rootvg mirrored disks.
• Restoring the files from one server to the Another Server Using Tar backup
• Server monitoring and their performance tuning.
• Identifying and analyzing CPU intensive programs monitoring CPU, memory, disk usage and finding and fixing if any bottlenecks.
• AIX Operating System Migration Have migrated from AIX 5.3 to AIX 6.1
• Working on LPAR using HMC Hardware Management Console .

• Creating LPAR Logical Partitions and moving resources from one partition to other

Confidential

Role : AIX Administrator

Roles Responsibilities:

• Responsible for Installation, Configuration Management, Maintenance and Systems Development of AIX Systems.
• Configured IBM P6 and P5 for production, staging and test environments
• Provided remote technical support for the AIX software team.
• Responsible for determining hardware and compatibility requirements for installation of application software and different tools.
• Logical Volume Management LVM administration of AIX.
• Performance Management Tuning of AIX UNIX Kernel.
• Developed Shell scripts Korn/Bourne for automating the batch jobs.
• Expertise in LDAP Installation, Configuration and troubleshooting.
• Responsible and expertise in installing and configuring and trouble shooting apache and samba server
• Extensively used LVM, created VGs, Lv's, and disk mirroring.
• Setup and configured network TCP/IP on LINUX and AIX servers including RPC connectivity for NFS. Created mount points for Server directories, and mounted these directories on the Servers.
• Setup of full networking services and protocols including NIS/NFS, DNS, SSH, DHCP, NIDS, TCP/IP, ARP, applications, and print servers to insure optimal networking, application, and printing functionality.
• Experience in setting up clusters and creating repository queue managers for load balancing.

• Experience in analyzing logs, problem determination, and Recovery and restart.

Confidential

Role : AIX/UNIX Administrator

Roles Responsibilities:

• Worked as AIX System Administrator to support P5 550/570/575/595,P6 and Blade Center
• Responsible for Configuration of multiple logical subsystems utilizing IBM HMC,WSM, including LPAR configuration, NIM and CSM to install and manage the LPAR Good understanding in Advanced POWER Virtualization on IBM P5 System
• User Administration password restrictions and security implementations according to Implementation of SOX requirements, LDAP VAS user's administrations.
• Responsible for event processing, change management and problem determination in HACMP environment.
• Security measures blocking unnecessary ports and restriction user's remote logins.
• Provided remote technical support for the AIX software team.
• Installation, migration and maintenance of AIX LINUX operating systems.
• Device management, including adding, changing, and configuring physical and logical devices.
• Zone Creation on Cisco and brocade San switches. Creating, managing and mapping Luns to Servers from DS8K,DS3K,DS4K Storages.
• Configuring Fcip routers and implementing and working on Global mirror between Storages DS8K .
• Installing and Updating Device drivers for Storage, Tape library. SDDPCM, Atape . Firmware Installations on P series servers,Tape library,HMC.
• File system management - Creation, Deletion, File Systems Changes Grow and Shrink
• ftp access, cron and at job Scheduling.
• Disk Storage Management in AIX Logical and Physical Volume Configuration and maintenance
• Monitoring systems, CPU, memory and disk utilization using topas, sar, vmstat, netstat etc.
• User, Patch and Security Management, Problem determination.
• Troubleshooting booting related issues, creating boot records, working with system maintenance mode, accessing rootvg in system maintenance mode, recovering root password, fixing booting related issues, working with bootlist.
• User Management - Creating, maintaining, and removing users and groups. Security settings on user accounts and groups
• Working on job scheduling tools, managing log files, errpt, daily management activities.
• Performing daily health checks of all supported servers and taking steps proactively if any findings observed.
• Mirroring volumes groups, logical volumes and working ODM and VGDA and fixing related issues.
• Monitoring the system, cpu, memory and disk utilization using topas, sar, vmstat, netstat, nmon, etc
• Working with paging spaces creation, increase, decrease paging spaces as per the requirement.
• Server OS Installation, APAR, PTF and ML, TL installation and management. Installing any third party tools as and when required. Using alternate disk installation method for the same for critical servers to reduce down time.
• Working on System Management Services SMS and changing boot list order etc.,
• Accessing rootvg of the machine that will not boot and fixing any file systems mounting issues.
• NFS Administration, exporting file systems, mounting exported file systems, working nfs daemons and fixing any mounting issues.
• Configuration of new devices using cfgmgr faulty disk Replacement incase of any disaster. Working with mirrored logical volumes. Device management, including adding, changing, and configuring physical and logical devices.
• HACMP Cluster Configuration, Setting up new HACMP environment, Configuring HACMP networks, Failover testing and verification, Cluster Synchronization, performing HACMP health checks looking at cluster statistics, observing resource group status.
• Trouble shooting HACMP related issues, going through the log files, testing HACMP Heart beat i.e. Disk heart beat and RS232 Heart beat and working with different HACMP Daemons.
• Working on HMC, configuration of VIO, LPAR, DLPAR nodes, resource allocation, moving resources as when required dynamically. Mapping vio devices to partitions.
• Working with HMC, creating, configuring logical partitions, performing dlpar operations on dlpar nodes, installing OS on lpars.
• Mapping adapters and allocation LUNs to LPARs.
• Working on Storage, Mapping Luns to the servers, and working on san switch Zoning.
• Configuring NPIV in VIO servers.
• Configure SEA and setup SEA failover in dual VIO environment.
• Configure Virtual repository in VIO server and install clients through virtual cd rom.