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Aix Administrator Resume Profile

PROFESSIONAL SUMMARY:

  • IBM Professional AIX System Administrator with more than 7 years of experience in AIX Administration, SAN and Storage Administrator in Information Technology IT including IBM DS8300 and DS8700 and EMC Storage of Information Systems.
  • 7 years of experience in AIX administration with HMC V7R7, GPFS 5.3 and HACMP 5.3 environment.
  • 3 years of Shell Scripting experience.
  • 4 years' experience as a UNIX systems administrator managing servers in as enterprise environment consisting of 5000 or more servers
  • Extensive experience in installing, configuring, maintaining, design, development, implementation, and support on IBM AIX 5.x /6.1/7.X p505,p570 , p720, p770 and p795 and Windows Operating
  • Environments.
  • Experienced in IBM RS/6000 System Software Maintenance.
  • Experience in Shell scripting ksh, bash to automate system administration jobs.
  • Administered shell interfaces, groups/user accounts, login scripts, X-Windows and kernel patches updates.
  • Proficient in archiving and backups. Using tar, pax, scp restore and backup commands, mksysb for root volume group backup and savevg for user created volume groups backup.
  • Extensive Experience in AIX System Dump Generation, Taking snap short, Running perfpmr and sending the results to AIX System Support Center.
  • Experienced in LPAR, DLPAR and creating new partitions. Assigning resources between LPAR, Restoring MKsysb,Creating fresh builds and Wpars.
  • Extensive use of Resolved Application Startup problems, PATH problems, Name conflicts, TCP/IP and Networking Problems in AIX .
  • Having good experience in using Remedy, Quality control and Service manager.
  • Experience working with Enterprise class SAN storage arrays, FC HBA connectivity, etc.
  • Expertise in Planning, Installation, Configuration and Maintenance of IBM HMC V7R7. on AIX 5.3/6.1/7.1.
  • Experience in Migration of HACMP 4.5 to HACMP 5.2, 6.1 using Node-by-Node migration without changing the cluster setup and Performed live partition mobility LPM
  • Knowledge of networking TCP/IP, Ethernet , NIS, DNS, NFS, DHCP, SMTP and RAID.
  • Provided production support in an on-call rotation in a 24x7 environment.
  • Provided support and done patching for aix upgrades .
  • Provided support and build server on Bladelogice.
  • Expertise in creating new builds ,SAN and Non SAN boot system.
  • Experience in Migration San ,Switch and EMC Vplex powerpath
  • Also have experience in SRDF , Vplex Type 1-Disks are not directly zoned, Type 2-Disks are directly zoned and Type 3-Host based mirroring with powerpath and TSM Migration as well.
  • Experience with IBM Storage DS8300, DS8700 ,Brocade and switches
  • Hands on experience with various Brocade enterprise directors 12k and 48k and departmental switches 3900, 4100 and 4900

TECHNICAL SKILLS

  • Operating Systems:
  • IBM AIX 5.x/6.x/7.X, Unix , Clustering Softwares e.g Hacmp 5.3, GPFS 5.3
  • Hardware:
  • IBM Power Series P4 ,P5, P7, p505,p570 , p720, p770 and p795 ,
  • Blad Center 720,
  • Storage Area:
  • IBM Enterprise Storage, Net App,IBM,EMC symmetrics, clarion, invista ,3par.
  • Languages:
  • C , java , HTML, Unix shell scripting
  • Backup Utilities:
  • Tivoli Storage Manager TSM,
  • Other Technologies:
  • IBM HACMP 5.X, IBM HMC V7R7, Oracle 9i/10g, SQL Server 2000, DB2, MS-Office Suite,Lpar VIO ,NIM , TCPIP, NFS ,Adobe

WORK EXPERIENCE

Confidential

AIX Admin and Storage Admin

Responsibilities:

  • Installation, configuration, maintenance of AIX on P7 hardware
  • Performed day to day activities such as OS upgrades ,service pack upgrade and TL upgrades
  • Performed User Account management and users' logon support.
  • Provided support to different application e.g fluxcube, peoplesoft etc.
  • Good understanding of Swithes Brocades
  • Solved Zoning and Storage issue on DS8300, DS8700 and brocade.
  • Done builds with vscsi ,NPIV, bladelogice using mksysb and fresh builds.
  • Assigned disks to servers including aix/unix , Linux and increasing file system sizes as needed.
  • Configured and provided support to clustered file systems e.g GPFS 3.5 and HACMP 3.5

Environments:-

P570, P595 and p770 , Aix 6.1TL8SP3 ,Aix 7.1TL2SP1 with HACMP 5.3 and GPFS 3.5.0.11,DS8300, DS8700 , Brocade

Confidential

AIX Admin

Responsibilities:

  • Installation, configuration, maintenance of AIX on P7 and P5 hardware
  • Performs day to day activities such as OS upgrades ,service pack upgrade and TL upgrades
  • Performed User Account management, data backups, and users' logon support.
  • Monitoring performance issues on servers and Troubleshooting the Issues .
  • Currently working on Migrations from one data center to other e.g UTC to ETC
  • Administration responsibilities include user, group, disk, printer , security management and File sharing Permissions.
  • Writing shell scripts for automated installations and to extract logs in UNIX.
  • Also have to do implementation using advanced AIX features such as DLPAR, memory and processor pools, VIO, ether channel/link aggregation, Live partition mobility, Workload Partitioning wpars , kernel tuning, perform mapping on the VIO side in order to communicate with storage etc.
  • Use to install and configure db2 on aix 7.1
  • Done patching/Upgrades of tripwire from lower version to 2.4.1 also done initial scans using Tripwire. Responsible for checking and fixing violations.
  • Building and providing support to HACMP powerHA and GPFS clusters.
  • Working on Tivoli Storage Manager TSM .Performed Backups and restores on file systems.
  • Performed SRDF, Vplexifation, Vplexify Type 1-Disks are not directly zoned, Type 2-Disks are directly zoned and Type 3-Host based mirroring with powerpath and TSM Migration as well.
  • Converted file systems from JFS to JFS2
  • Hands on experience on configuring GPFS Cluster and managing GPFS file systems.

Environment: IBM AIX 5.x/6.x/7.x,QC, CCNS, Korn Shell, NFS, SAN, DNS, Tivoli Storage Manager, Windows XP and Windows 7.

Confidential

AIX Administrator/MTE

Responsibilities:

  • Installation, configuration, maintenance of AIX on IBM 9117,p5 hard
  • Configured IBM RS 6000 for production, staging and test environments.
  • Implemented, installed and supported high availability cluster on IBM RS6000 platform HACMP for AIX .
  • Involved in adding and applying HACMP cluster snapshots.
  • Administration of IBM AIX and database servers.
  • Administration responsibilities include user, group, disk, printer and security management, File sharing Permissions.
  • Process administration i.e. monitoring processes using PS utility, signaling a running process using KILL and KILLALL command, monitoring processes and system load using VMSTAT, UPTIME utilities, monitoring logs, scheduling processes using CRON utility .
  • Wrote shell scripts for automated installations, to extract logs.
  • Involved in day to day activities. Did OS upgrades ,service pack upgrade and TL upgrades
  • Performed User Account management, data backups, and users' logon support.
  • Monitored trouble ticket queue to attend user and system calls.
  • Updated data in inventory management package for Software and Hardware products.
  • Worked with DBAs on installation of Tivoli System Automation Multi-Platform TSAMP database, restoration and log generation.
  • Performed Power path installation for Vplex storage.
  • Documented installation procedures, changes required in present environment.
  • Worked on different Migrations e.g San ,Switch and migrated server from P5 to P7.
  • Attended team meetings, change control meetings to update installation progress, and for upcoming changes in environment.
  • Created gpfs filesystems and provided support.
  • Performed Preservation and Migration Installation Successfully.

Environments: IBM AIX 4.x,5.x,6.x and 7.x RS/6000 , Tivoli Storage Manager, Korn Shell, NIS,Service Manager, Infrastructure Deployment IDP

Confidential

Unix/Aix Admin

Responsibilities:

  • Supporting and building new lpars in complex AIX Unix environment running AIX 5.X/6.x/VIO with NPIV.
  • User Administration, password restrictions and security implementations according to SOX requirements.
  • 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 creating LPAR, DLPAR and micro partitioning and creating new partitions. Assigning resources between LPAR, Restoring MKsysb to build servers, Creating fresh builds and San boot Servers.
  • Experience in implementations using advanced AIX features such as DLPAR, memory and processor pools, VIO, ether channel/link aggregation, Live partition mobility, Workload Partitioning wpars , kernel tuning, did mapping on the vio side in order to communicate with storage.etc.
  • 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 ,Performed live partition mobility LPM and created wpars.
  • Analyzed problems on RPC remote procedure call , security directory services of DCE/DFS. Fixed bugs using IPtrace tools, core dump analysis tools and memory leak tools, DMZ firewall.
  • Extensive Experience in AIX System Dump Generation, resizing Dump devices, understanding errpt reports and coordinating on different issues with AIX System Support Center
  • Logical Volume Management LVM administration of AIX, Extensively used LVM, created VGs, LVs, and disk mirroring.
  • Developed scripts Korn/Bourne for automating the batch jobs.
  • Wrote shell scripts for automated installations, to extract logs,
  • Intensive Performance and Tuning utilizing both standard UNIX tools iostat, vmstat, sar and IBM AIX specific tools nmon, topas ,tprof, 3dmon, xmperf for long term historical data gathering and application volumetric
  • For defect tracking tools used REMEDY and QC .
  • Installed Sddpcm for multipathing .Up graded the VIO's Servers.
  • Hardware diagnostic troubleshooting with severs, using diagrams, and cfgmgr utilities.
  • System policies and hardware profiles, hard disk configuration for fault tolerance, disk mirroring and backup the data using BACKUP devices and also performed Live partition mobility lpm .
  • Worked with DBAs/TSM team on installation of RDBMS database, restoration and log generation.
  • Assist with architecture and design of LPARs, micropartioning ,capped/uncapped resources, etc
  • Experience working with Enteprise class SAN storage arrays, FC HBA connectivity, San boot and non San boot Servers, etc

Environments: IBM AIX 5.x/6.x RS/6000 , P7-Series,QC, Remedy, Korn Shell, NFS, SAN, DNS, Windows NT/2000/XP.

Confidential

Unix/AIX Administrator

Responsibilities:

  • User Administration password restrictions and security implementations according to Implementation of SOX requirements.
  • 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 creating LPAR, DLPAR and micro partitioning and creating new partitions. Assigning resources between LPAR
  • Worked as AIX System Administrator to support RS/6000, IBM pSeries 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,
  • Provided support to blade logic with aix 6.1TL8Sp3.
  • Analyzed problems on RPC remote procedure call , security directory services of DCE/DFS. Fixed bugs using IPtrace tools, core dump analysis tools and memory leak tools, DMZ firewall.
  • Extensive Experience in AIX System Dump Generation, resizing Dump devices, understanding errpt reports and coordinating on different issues with AIX System Support Center
  • Logical Volume Management LVM administration of AIX, Extensively used LVM, created VGs, LVs, and disk mirroring.
  • Developed scripts Korn/Bourne, Perl, python for automating the batch jobs.
  • Wrote shell scripts for automated installations, to extract logs,
  • Intensive Performance and Tuning utilizing both standard UNIX tools iostat, vmstat, sar and IBM AIX specific tools netpmon, tprof, 3dmon, xmperf for long term historical data gathering and application volumetric
  • Installation and Administration of TIVOLI system monitoring tool.Installed Blad logic and BPPM.
  • Administrator of IBM RS/6000 servers running AIX 5.2 for support of PeopleSoft Financials and HRMS Environment on Oracle 9 , DNS, FTP and Legato tape backup
  • Process administration monitoring processes and system load using VMSTAT, SVMON, UPTIME utilities, monitoring logs, scheduling processes using CRON utility .
  • Hardware diagnostic troubleshooting with severs, using diag, and cfgmgr utilities.
  • System policies and hardware profiles, hard disk configuration for fault tolerance, disk mirroring and backup the data using BACKUP devices.
  • Worked with DBAs on installation of RDBMS database, restoration and log generation.

Environments: IBM AIX 4.x/5.x RS/6000 , Oracle 9i BMC Patrol, Remedy, Korn Shell, NFS, SAN, DNS, Intel Servers, Windows NT/2000/XP, Blade logic.

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