Aix Administrator

NISHANTH

Over * years of experience in Installation, Configuration, Troubleshooting, Systems Security, Systems Monitoring, Storage Systems, Operating Systems, Performance Analysis, and Capacity Planning of various AIX Servers.

Experience working in heterogeneous server environments including P-series 770/750/740, 690, 550/570/590/595, RS/6000, Linux Servers.

Experience in Installation, Administration and Migration of AIX servers (v5.x, v6.1, v7.1)

Experience in Installation and Administration of IBM VIO servers (2.2.2.3/2.2.3.3) and microcode upgrades.

Installation, upgrade/updates and administration of HMC(7.7.8/7.7.9/8.8.1)

Firmware upgrade of p740/750/770 CECs.

Live Partition Mobility experience of Prod and Non-Prod Lpars (Source and target frames)

Providing 24X7 On-call Production and Customer Support including trouble shooting problems related to IBM AIX pSeries servers and Sun Systems Solaris servers

Planning, Installation, Configuration, Maintenance and Administration of AIX 5.x/6.1/7.1 and day to day system admin tasks.

Experience in UNIX security/User access management in a large environment of AIX/Linux servers.

NIM server/client installations and upgrade experience (AIX 6.1/7.1) using nimadm.

Experience in Quest authentication tool (QAS) on AIX/Linux servers. Worked on it to integrate with AD to automate and manage the user administration.

Installation and support for the Power Broker v5.1 and Power Password v3.4 Software on AIX Servers.

Engaged to assist with strategic planning, capacity planning, and performance tuning.

Extended knowledge in installing AIX in an LPAR environment pSeries including configuring VIOS

Maintain and use of NIM Master for installs and upgrades. Plan and implement upgrades/patches/updates.

Complete POC set up of multiple node HA clusters Lab and successful implementation in the environment.

Experience on Hacmp 7.1.3 and worked on power8 servers. Worked on HacmpXD (data center migration).

Expertise in Planning, Installation, Configuration of IBM HACMP v5.1, 5.2, 5.3, 7.1 including problem-solving and disaster recovery in detecting and reacting to failure events, allowing the system to stay available during random, unexpected software problems and also configured to react to hundreds of system events. Experience includes TCP/IP Networking Parallel System Sport Programs (PSSP) which supports best practices in HACMP - High Availability Clusters

Certified GPFS 4.1 by setting POC of a 3 node GPFS 4.1 cluster in Lab on AIX 7.1/6.1 and also upgraded the GPFS 3.4 to 4.1(multistage)

Experience of upgrade/updates/software installation through BMC Blade Logic server on to the AIX/Linux servers in the environment.

Running audit jobs for compliance and remediating the failed jobs through Blade Logic servers.

Experience with Tivoli Workload Manager

Extensively worked with SAN storage, database, middleware and application teams to remediate the environment.

Responsible for implementing and supporting assorted vendor Storage & Backup systems using IBM SAN Volume Controller (SVC).

Automation of backup procedures for various appliances using IBM Storage Volume controller

Detailed analysis of existing SAN/NAS environment at various data centers and suggest migration strategy for various application groups to new Data canter.

Expertise in implementation and maintainence of Apache SMTP, DHCP, NFS, NIS, NIS+, LDAP, DNS, SAMBA, SQUID, Postfix, Sendmail, FTP, Remote Acess, Security Management & Security trouble shooting skills.

Participated, as the SME in the intake process for feasibility study for business proposals, as well as costing exercises for the various projects.

Experience in administering and maintaining Production/ Staging/ QA/ Development environments.

Proficient with IBM AS/400 iSeries using RPGIV, RPGILE, Free Format (RPG) to support, document, design, code, test and deploy.

Responsible for resolving issues related to SAP basis and User Security,Sap Security and Authorizations

Experienced in Installing Fix Packs, cumulative fixes, and Interim-fixes.

Involved in writing scripts to automate administration tasks, handle everyday System Administration tasks such as backup procedure, system cleanup, and everyday system tasks.

Experience in change management (CAB), Service Now and Remedy ticketing tools.

Documentation of all the updates along with Run book/procedure (technical details) with timelines.

Provided technical leadership to Infrastructure team members.

Coordinated the Infrastructure effort in support of application projects.

Self-starter and fast learner. Highly organized, dedicated and result oriented with a positive attitude.

Technical Competencies:

Operating Systems

AIX 4.x/5.x/6.x/7.x, Sun Solaris 7/8/9/10, Linux 6/7/8.x, Windows 95/98/XP/NT Server, HP-UX 11.x,

Hardware

IBM p-series p620, p630, p650, p690, p5-series p570, p575, p590 RS600043p, 44p servers/workstations. EMC SAN Clarion Symmetrix, FAStT

Languages

C, Java, Java scripts & Shell Scripts

Databases

IBM DB2, MS-SQL Server, MS- Access

Tools

Developer, J2EE, WSAD, TPM, Resource Analyzer, Log Analyzer.

Web/App Servers IBM WebSphere 3.5/4.0/5.0, IBM PowerSC Weblogic, Netscape Enterprise Server (3.6.3/iPlanet), VMware. Aixpert, Apache, IBM HTTP Server, Tomcat.

Networking

TCP/IP, DNS, DHCP, LDAP, HTTP, SSH.

Other Skills

VIOS, HACMP 4.3.1, 4.4, HACMP/ES 4.5, 5.X, Samba, TWS Veritas Volume Manager, TSM, Tivoli Storage Management.

Domain Knowledge

Insurance, Banking, Manufacturing, Automobiles, Engineering, Information Technology

Application Server and Technologies

Scripting (UNIX shell (korn), Ruby, PERL) Windows 2000/2003 Active Directory. TCP and iSCSI offload. Server deployment and Disaster recovery using boot from iSCSI

JPMC, Houston TX JUN 2014 to Present

Designation: Unix Administrator (AIX/Linux)

Technical planning and execution of large scale AIX remediation programme across the client’s various businesses - upgrade of AIX from 5.3 to 7.1 and PowerHA to 7.1 while ensuring minimum downtime and disruption to service. This includes storage migration from SVC to Hitachi. Planning and upgrading of network and storage VIOS across multiple frames in critical production environments. Assist with other projects, particularly the migration of LPAR's to a brand new datacenter for the client. Developing complex scripts for efficient automation of system functions. Working with DB2, Oracle, Websphere, MQ middleware teams. Taking leadership and personal responsibility for technical projects, as well as adhering to strict change control procedures. Working and communicating effectively with project and service management functions to ensure service with minimal risk.

Worked as a lead infrastructure engineer to execute and over see the implementation of various Unix/Linux/AIX projects.

Linux and UNIX infrastructure design and management.

Monitored the systems and administered Servers for day-to-day problems, patches, user administration, and hardware failure, monitoring log files, backup, software up gradation, configuration changes and documentation.

Upgrades of hacmp clusters,power ha 7.1.2standard edition and power ha 7.1.2 enterprise edition.

Migrating hacmp versions 5.1 and powerha 6.1 to new version.

Hyperswap active active and active passive criteria, usage of tie breaker disks to avoid cluster partitioning, data replication between two data centers.

Was part of multiple POWER8(p870) CECs built and Go-Live processes.

Proof of concept of HMC upgrade from V8R821 to V8R830 with mandatory fixes MH01514 and MH01551.

Successfully patched the production HMCs(V8R830) to the current level by applying the latest released interim fixes and security vulnerabilities fixes recommended by IBM.

Involved in virtualization of p-series servers. I was the main resource in building, managing and configuring VIOS and LPAR’s on p-series servers.

Build countless VIOS and LPAR’s on p-series p550, p570, p590, p780.

Installed and build from scratch complete NIM Setup. Added different clients to NIM server and their Backup

Responsible for Host based migration and Storage virtualization

Installed Veritas Volume Manager, VCS Cluster Server for fail-over and for mirroring and raid level configurations on EMC storage frames

Responsible for storage migration from XIV to EMC Symmetrix, XtreamIO and Netapp

Worked on double disk failure and SAN migrations.

Wrote suite of tools for NIS and local Unix accounts management, keeping user details synchronized across the systems.

Perl development to interact with LDAP (AD) servers to query & modify person, host &netgroup data.

Building software packages on Red Hat Linux (RPM)

Provided support for Unix infrastructure, both in-hours & out of hours on call, dealing with performance, resource, software and operating system issues.

Installed, upgraded and configured SUNSolaris 9/10 on Sun Servers using Jumpstart and Red hatEnterprise Linux 5/6 using Kickstart.

Developed UNIX shell scripts to generate performance matrix of the servers.

Performed centralized management of Linux boxes using Puppet.

Used Puppet for creating scripts, deployment for servers, and managing changes through Puppet master server on its clients.

Installation and configuration thirty party application like JBOSS, Clearcase, BMC patrol, Oracle 10g, Sybase, db2 (v8, v9), Informix(v9, v11), Control –management.

Perform trouble shooting on Web and Database application like Websphere, Weblogic db2, Informix and oracle.

Installation of Redhat Linux, Kickstart installation through SATELLITE server.

Worked with the security team to monthly patching of RHEL 6 servers using Ansible and Redhat Satellite Server.

Implementation of Red Hat Enterprise server on HP Blade servers and setup and configure satellite and kickstart.

Troubleshoots AS400 hardware, PC client workstations and software problems.

Responsible for AS400 user management. Create, change, and delete user accounts and authority.

Wrote Shell scripts to check if all the servers have dual SAN paths that are live.

Worked closely with DBAs to install raid, disk areas for Oracle database instance installations, created Bourne shell database startup and shutdown scripts for UNIX servers. Wrote shell scripts for automated installations, to extract logs.

Developed shell scripts for backups of VIO servers .

Most of these tasks are performed using native Korn Shell and Perl scripts system resources from one partition to another partition

Installed & configured Guest operating system like windows, Redhat 5.x and SUSE Linux 11.x/10.x/9.x,on VMwareESX 4.0.

Configured, maintained, applied changes and fail-over schedules of HA servers running Veritas Cluster Server and Red hat Cluster Server.

Managed users and groups on a large scale in NIS and LDAP environments.

Installed and configured LAMP on RHEL 5.x. and also configured and setup SSL and Virtual machines.

Performed Troubleshooting NFS, NIS, Samba, DNS, DHCP, LDAP, Mysql and network problems.

Coded various Perl/Shell scripts to automate backup and recovery.

Performed UNIX System Administration. Fine tuning, Kernel debugging, process scheduling, disk and file system I/O, kernel internals, TCP/IP communications.

UNIX Shell/Perl scripting for job automation. Creating zones for application.

Installing, Configuring and deploying applications on WebLogic Application Server.

Installation, configuration and administration of RHEL 4, 5, Debian 4.0, Fedora. Ubuntu etc.

Performed installation, configuration and maintenance of Solaris 10 with Veritas Volume Manager 5.0 andVeritas Cluster Server 5.1.

Managed and expanded one of the largest VMware ESX installations.

Configured the LUNs assigned by the storage administrators, and managed Volumes using Logical Volume Manager (LVM) on Linux. Created ZFS file system in Solaris 10 using Zpool and ZFS and created Veritas file systems 5.0, RAID 0, 1, 5 volumes

Implemented Oracle RAC high availability application cluster on RHEL 4.5.

Installed and configured LDOMs on Solaris 10 on T series Servers.

Developed automated scripts/system monitoring tools/testing tools using UNIX shell and Perl Scripting.

Setup and configured KVM on Red hat and Xen on SuSE and installed guest OS on KVM and Xen.

Gave sudoaccess to users on Linux boxes and RBAC on Solaris 10 boxes.

Configured Nagios to monitor the resources on the server farm and support them on a 24x7 basis.

Design, planning, implementation and management of Advanced virtualized

environment and Power VM. Experience on installation and upgrade of VIOS from version 1.1 to 2.2

Implemented Dual VIO with Link aggregation and used integrated virtual device, Virtual scsi disk through SAN as root disks to VIO-Clients and Fiber card virtualization using NPIV for application Vg. Implemented MPIO and Power path in VIO environment.

Capacity planning and hardware sizing of servers for IBM pure scale cluster setup.

Built POWERHA 6.1 clusters and Migrated servers with AIX 6.1

Migration method SAN disk rezoning via VIO or NPIV

Configured SAN Storage for AIX Servers.

Experience in dual VIOS VSCSI mapping and NPIV mapping.

Provided virtualization support using Red Hat’s KVM platform to manage virtual hosts.

Installation of RHEL on IBM Blade Servers HS21 and JS22

Day to day support and troubleshooting of RHEL

Worked on the HACMP 5.5 version, failover the RG to the next node, start and stop the cluster services and HACMP.

Trouble shooting HACMP related issues, going through the log files Taking HACMP snap using snaputility and recover HACMP topology in case of any disaster

Performed the HMC up gradation to 7.7.2 version.

Verifying weblogic server logs for any errors.

Experienced in applying patches and plug-ins for Weblogic Application Server.

Developed Talend ESB services and deployed them on ESB servers on different instances.

Involved in deployment activities of Talend ETL jobs and BPM on various environments.

Administration, package installation, configuration of Oracle Enterprise Linux.

Start & stop the Oracle cluster services & verify the CRS services

To verify the CRS logs to troubleshoot the RAC related issues with start & stop scripts

Responsible for resolving issues related to SAP basis and User Security

SAP Security and Authorizations.

Worked on Backup and Recovery of SAP R/3 systems.

Assisting SAP Basis team with AIX/Linux and database troubleshooting.

Troubleshooting SAP issues from the O/S level.

Coordinated for seamless installation and configuration of SAP R/3.

GEICO, San Fransisco CA DEC 2011 – May 2014

Senior AIX/Unix/Linux Administrator

Responsibilities:

Responsible for Installation, Configuration Management, Maintenance and Systems Development of AIX Systems.

Very strong working experience in Sun Solaris 10 Virtualizations (Zones, Containers and Ldoms)

Configured IBM P-series 770, 750, 595, 570,550 and RS 6000 machines for production and test environments

Design, build, install and configure Red Hat Enterprise Linux servers & workstations.

Administrating and managing windows servers including configuration and troubleshooting of Active directory, DNS, DHCP, IIS.

Configured Microsoft Active Directory domains.

Management of Active Directory users on Windows Server 2003.

Worked on Linux x86, Windows 2003 Advance Server, Samba, Squid, Active DirectoryCreate and administer RedHat Enterprise Linux operating systems to implement on the existing network.

Responsible for the operation, maintenance and integrity of a distributed, networked AIX based environment

Migrated Linux based machines and Power off Machines to virtual machines using VMware converter boot CD.

Installed and configured Hyper-V 2012 and System Center Virtual Machine Manager 2012 providing self-service to developers.

Worked on VIOS and NPIV client Storage migration.

Performing Migration and/or Preservation Installations and upgrades from AIX 5.3 to AIX 6.1and AIX 7.1.

Installation of RHEL 3.3, 3.9, 4.3, 4.4, 4.5, 5.2 on the IBM blades (HS20’s, HS21’s, Hs40’s, JS23’s), X series (3850’s and 3650’s),and on Dell Power Edge servers (1950,2950,2900)servers either by ISO boot or PXE boot using the kickstart server

IBM Power VM experience including setup and management of VIO partitions and performance tuning on IBM hardware specifically 9117-570, 9113-561, 9117-MMA.

Setup and installation of VIO servers, VIO clients, setup of network and disks in virtual environment. Virtual server backup and restoration.

Implements and managing resources in VIO server for client LPAR’s.

Host based Migration, Performed Disk mirroring, backup and restore for better data availability and Disaster Recovery.

Perform Real time troubleshooting of VMware, windows Server and Network.

Storage Migration moving storage from EMC to SVC and upgrade sddpcm driver and micro code. SVC to SVC Migration on VIO and upgraded sddpcm drivers

Lpar firmware upgrade

Responsible for Implementing Cloning, Clustering, Performance tuning and trouble shooting of IBM WebSphere Application Server 4.0/5.0.

Provided a security and complaince solution optimized for virtualized environments on Power Systems using IBM PowerSC.

Perform trouble shooting on Web and Database application like Websphere, Weblogic db2, Oracle.

Reposnsible for Websphere and Weblogic application shutdown and restart.

Responsible for the support of Production, HA, DR, QA and Development environments with over 30 servers (v240, v490 and E2900) running on Solaris 8 and Solaris 10.

Troubleshoot and Trouble Analysis of system issues

Determine issues and resolutions for Systems and Servers installed.

Involved in Building up of servers from the scratch and testing the same.

Extensive experience creating LPAR DLPAR using HMC.

Used AIXpert command to set up variety of system configuration settings to enable the desired security level.

Build, configure and deploy VMs and templates. Completed Physical-to-Virtual (P2V), Virtual-to-Virtual (V2V) and Virtual-to-Physical (V2P) migration of Windows NT, 2000, 2003, & 2008, as well as Linux servers from VMware, Hyper-V and legacy hardware.

High availability setup for two different clusters.

Designed & Build a five node cluster from scratch and added nodes to two different existing clusters.

The task includes the following steps as to ensure all DBA/Apps accounts exist with unique IDs on both production and failover servers.

Renaming Logical volumes, JFS log, VG names, assigning new major numbers, VARYOFF VG, export VG and import VG with new major numbers.

Migrating user’s home directory and applications file system to SAN disk for failover.

Wrote korn shell scripts for HACMP to automatically start, stop the database and application when the server failover or fallback.

Extensively involved in Backup & Restores.

Third party software installation and upgrades, scheduled system health checks, S.A. procedure documentation, New system planning, Customer support, System related problem determination and resolution.

Responsible for installation, upgrade, and Migration for AIX 5.3, 6.1.

Responsible for the operation, maintenance and integrity of a distributed, networked

Performed package installations, maintenance, periodic updates and patch management.

Installation/Administration of TCP/IP, NIS/NIS+, NFS, DNS, NTP, Auto mounts, Send mail and Print servers as per the client’s requirement.

Expertise in UNIX shell (korn), Ruby scripting and familiar with PERL

Managing and monitoring all TSM server operational processes.

Defining, scheduling, and monitoring backup and Admin jobs.

Work on performance issues in TSM environment.

Provide reports for the overall TSM environment.

Oversee maintenance and performance of tape drives and tape library infrastructure.

Managing the onsite/offsite tape inventory and movement with tape operations.

Participating in disaster recovery exercises and events.

Forecasting TSM infrastructure capacity needs.

Responsible for configuring LPAR for Production/Test environment and configured disks/storage/DS4000 connections

Worked with IBM p590 p570 p550 p520 servers connected to NETAPP SAN. Configured and assigned hardware resources within LPARS, installed AIX 5.3 and 6.1 and installed patches.

Worked on Clustered NetApp Management and troubleshooting.

Report Generation and Monitoring Errors in NetApp using OpManager.

Configured NIM server, Alternate NIM server and NIM client’s and performed OS installation and OS backup (mksysb) for the clients from NIM server.

Installed VIO server Advanced POWER Virtualization on IBM P6 595 590 570 and created virtual resources (scsi & Ethernet adapters) and allocated the same to client lpars

Configured SAN storage to VIO servers and allocated the Luns to vio client lpars using mkvdev command

Responsibilities include day to day tasks such as file transfer, creating account, creating logical blocks, monitoring the server and application, running the script. Solving the hardware issues

Patching, applying efixes, APARs and upgrading TL and SP to latest levels

Extensively worked on creating VIO’s and client LPARS

On- call production support 24/7

Configured SAN storage to VIO servers and allocated the Luns to vio client lpars using mkvdev command

Installed VIO 1.5 on VIO server and aix 6.1/5.3/5.2 on vio client’s from NIM master

Used HMC to create partitions, change LPAR properties and to perform dynamic lpar operation

Responsible for Upgrading the HMC from 6 to 7.3.2 to 7.3.3. and performed Firmware upgradation by Upgrading the server from TL5 to TL7

Extensive experience in using Ticketing tool (IBM remedy)

Installed various modules of SAN on the AIX servers and tuned parameters to have a seamless SAP installation

Activities include user administration; startup and shutdown scripts; crontabs, file system maintenance, backup scripting and automation using Perl, shell scripting (bash, ksh) for Red Hat Linux and Solaris systems.

Configured Fiber Channel Switch for SAN usage, zoning included

Installed/updated firmware on the controllers/drives/expansion cabinets

Created Arrays and Volumes for production use

Monitored performance and recommended changes to enhance as required

JOHNSON & JOHNSON, NJ OCT 2009 – Dec 2011

AIX/Unix/Linux Administrator

Responsibilities:

Documenting the procedures and standards for other administrators to follow.

Setting up standards and solving complicated issues which were escalated to engineering team

Discussing with the vendors for new hardware requirements

Built the AIX 6.1 Golden image and deploying it in the production environment.

Experienced in building VIOS 2.1.2.12 golden image and installing in production environment.

Installation of VIOS 1.5.2.5, VIOS Fixpack 11.1 Service Pack via NIM Server.

Installation of AIX 5.3 on all VIOC/LPAR Clients, installation via NIM Sever

Worked on p595 590 570 550 & RS6000 frames

Experienced in documenting the standard hardware requirements for POWER7 (p750, p770) and installing AIX 6.1 on POWER7 hardware.

Extensively worked on Mirroring of local disks as well as SAN disks to maintain Data Redundancy and performed Data Replication

Extensively work with SAN storage EMC VMAX, IBM SVC and DS series, EMC Clariion, Symmetrix and Hitachi storage solutions.

Configured 4.1TB and 3.2 TB of EMC SAN Storage for HACMP Cluster nodes and extended physical volumes on VG and increased file system sizes

Installation of RHEL on the IBM blades, X series (3850’s and 3650’s),and on Dell Power Edge servers (1950,2950,2900)servers either by ISO boot or PXE boot using the kickstart server

Installation of RHEL on IBM Bladeservers HS21 and JS22

Day to day support and troubleshooting of RHEL

Performed basic Troubleshooting.

Creating the Linux file system.

Updated the Linux Kernel from an RPM.

Experienced in performing TL upgrades applying service packs on AIX 5.3/5.2 through

Zoned and configured SAN Storage and extended LUNS VG in vanilla and Cluster environment.

Configured SAN Storage in vanilla and Cluster environment.

Configured EMC SAN for HACMP Clusters and ensured the LUNS are zoned as shared between the nodes

Logical Partitions of VIOS and VIOC on Blade server and pSeries frame

Working on Veritas Volume Manager

Installation of veritas volume manager on sun solaris operating system,

IBM’s SVC and DS series, Power Path installation and involved in Storage Area Network (SAN) administration.

24x7 on call production support

Installation and configuration of VIO servers and updating system firmware by using HMC along with Logical Partition technology (LPARs).

Building and configuring AIX V6.1, 5.3 on LPARs using NIM.

Single point of contact for HACMP Cluster issues & support

Designed & built a five node HACMP cluster from scratch and added nodes to two different existing clusters.

Experience in Migration of HACMP 4.3.1/4.5/5.1 to HACMP 5.4 using Node-by-Node migration without changing the cluster setup.

Extending file system and space management in HACMP and non HACMP environment.

Checking the status of the cluster and monitored the error log files of the HACMP.

Created and applied a cluster snapshot during cluster failure because of configuration changes in HACMP cluster environment.

Responsible for adding and setting up the start and stop scripts for the application server in a HACMP cluster environment.

Wrote shell scripts for HACMP to automatically start, stop the database and application when the server failover or fallback.

Implementation and Configuration of HACMP[V5.2/5.3] clusters.

24x7 on call production support

Shell scripts to gather server resource statistics like available memory, processors etc from multiple servers

Written Shell scripts to collect server statistics

Documenting each and every procedure and uploading the Documents on the Internal Web Portal of the Company for Team Reference.

YASH TECHNOLOGIES, India Mar 2008 – Sep 2009

AIX/Linux System Administrator

Responsibilities:

Administration, Installation and maintenance of AIX systems.

Created LPARs on p570 & 590 frames

Performed DLPAR operations

System administration including user, system & group management, system updates, performance monitoring, backup/recovery, disk & storage management.

System & backup management using IBM ADSM Backup Server.

Capacity planning

Day to Day TSM Operations such as expiration, migration, reclamation, collocation etc.

Handling daily operations with the IBM 3584 LTO Library, and escalation to vendor for hardware problems

Monitoring daily health of the TSM server environment.

Solved problems involving DMS (dead man switch) timeout in HACMP environment.

Administer TSM server environment(s) to monitor and manage enterprise data management processes. Monitor TSM application server processes and errors to ensure overall system performance and stability.

Worked with Veritas Volume Manager, Veritas Net Backup and Sun Cluster Server in all environments.

IBM RS/6000 SP System Software Maintenance AIX System Dump Generation and sending System Dump to AIX System Support Center.

Upgraded HACMP V4.3 nodes by doing a node by node migration without changing the cluster setup.

Configured HACMP 4.5 to monitor, detect and react to failure events, allowing the system to stay available during random, unexpected software problems and also configured to react to hundreds of system events.

Involved in configuring cascading, mutual takeover and rotating modes of operation of the HACMP and HACMP/ES products.

Expertise in using the cluster snapshot utility to record the HACMP odm configuration information.

Worked on server builds for AIX, SUN Solaris and Windows platforms to achieve 100% acceptance on all the Disaster Recovery projects.

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 Kernel.

Installation of Printers, Hard disk and Tape Drives etc.

Security, users, groups’ administration and daily backup and restore operations.

Implemented Crontabs, Shell Scripts for automatic back -up.

Networking service, performance, and resource monitoring.

Systems administrator providing support for production and development systems. Environment consisted of multiple pSeries (IBM RS/6000’s, SP) and X-Window terminals.

Tested products for evaluation purposes and documented for necessary changes required as per environment.

EDUCATION: Bachelor of Technology

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