SUMMARY:

• Experienced Tech Lead System Administrator with more than 18 years of experience in Confidential (HP - UX 11iv3/11iv2/11x, AIX 6.1/5.x, Red Hat Enterprise Linux 5/4/3, SuSE Linux SLES 10/9/8, and Solaris 10/9/8), IBM WebSphere Application Server 6.1/5.x, Tomcat, EMC, Hitachi and NetApp SAN storage, Brocade Switch, Web Servers(IBM HTTP/Apache). Complete knowledge of TCP/IP,NIS,NFS,and DNS. Large partitionable server experience. Large data center migration and server consolidation experience. AIX frame migration to POWER7 architecture. Extensive Korn Shell (KSH) scripting experience.
• Highly advanced analytical and troubleshooting skills. Works excellent in a team as well as independently and adapts very well to a dynamic working environment. HP Certified System Administrator for HP-UX 11.x, IBM Certified System Administrator for AIX 5L, Confidential Certified Linux Administrator (SLES 10), Sun Certified SCSAS (Solaris 10) and.

TECHNICAL SKILLS:

Operating Systems: HP-UX 11iv3/11iv2/11x/10.x, AIX 6.1/5.3/5.1, SuSE Linux SLES 10/9/8, Red Hat Linux 5/4/3, Solaris10/9/8, VMWARE ESX 4/3/2.5.2

Server Software: HP MC/Service Guard, HACMP, PowerHA, Red Hat Cluster, MirrorDisk/UX, HP ISEE, Ignite-UX, HP Support Tool Manager, System Insight Manager(SIM), Solstice DiskSuite, EMC Control Center, Hitachi Storage Navigator and Legato Networker, WebSphere Application Server6.1/5.1/5.0, WebSphere MQ, DB2, Veritas Volume Manager, Web Servers (IBM HTTP/Apache/Tomcat), Line4 (Aristacom), NDM (Connect/Direct), SNAPlus2, Sun and IBM LDAP server, Nmon 3.2.7.Hardware HP Integrity Superdome(SD64A),rx8640,rx6600,rx7620,rx4640,rx2660,rx2620, HP 9000series Superdome SD64000,SD32000, RP8420, RP8400, RP7400, RP4440, N4000, L2000, IBM p5-p510,p520,p550,p560, p6-p670,p690, p7-p740 SUN-UE10K, Sun Fire V880,V440,v250, UE6500, UE4500. HP BL-460, BL-685, EMC Symmetrix DMX 1000,2000,3000, DMX-3, EMC Clariion CX3-40, CX600, CX700, Hitachi TagmaStore USP 600,1100, NetApp FAS3160, R200, Brocade Silkworm switch 2800, 3900 and Silkworm Director 24000 and 12000, Cisco MDS 9000.

WORK EXPERIENCE:

Confidential, West Chester, PA

Sr. Confidential /WebSphere Administrator

Responsibilities:

• Sr. System Administrator of over 400 servers of HP-UX 11i v3, AIX 6.1/5.3, Red Hat Linux 5/4 and Websphere 6.1 clusters in QA, Development and Production environment.
• Design, Installation, configuration, maintenance, upgrade, kernel tuning, patching of HP-UX, AIX LPAR and Red Hat Linux servers running Oracle 11gR1, Oracle Real Application Clusters (RAC), Data Guard, WebSphere Application Server, Oracle RTD, DB2, TIBCO BW, EMS and Adapter servers.
• Maintenance of Red Hat Cluster running TIBCO BW using GFS2 shared file system.
• AIX frame migration from Power5/6 P590/670/690 to Power7 P740 architecture running AIX 6.1 and 5.3.
• AIX migration upgrade from 5.3 to 6.1.
• Installation and configuration of HP Performance Manager v9.0 for performance monitoring.
• Red Hat Enterprise Linux in-place and major release upgrade to latest 5.6 from 5.x and 4.x respectively. nmon setup for performance monitoring on Red Hat Linux and AIX servers.
• Installation, configuration and Maintenance of AIX HACMP 5.2/5.3 and PowerHA clusters.
• Deployment and maintenance of Oracle RTD (Real-time Decision) v3.0.1 Server on WebSphere 6.1 cluster.
• Oracle RTD setup and configuration on WebSphere using Java management console(JMX).
• EMC Powerpath configuration for HP-UX, AIX and Red Hat Linux.
• Oracle 11g Enterprise Manager (OEM) agent setup for HP-UX and Linux servers.
• Security hardening after OS vulnerability scan using NeXpose and patch updates using VCM/IONIX.
• Setting up backup with Backup Express using NetApp FAS 3160 disks.
• Trusted conversion and security policy implementation.
• Upgrade Websphere 6.1 cluster to fix pack 33 from fix pack 19 and also updating s for WebSphere HTTP plugin.
• Analyze WebSphere problems using IBM Support Assistant Workbench 4.1 for garbage collection and memory usage. Also analyze heap dump and Java core.

Confidential, West Chester, PA

Sr. Confidential Administrator

Responsibilities:

• Tech Lead System Administrator and Tier 3 Global support of over 500 servers of HP-UX 11i v3/11iv2 and 11.X /10.X, AIX 5.3/5.2/5.1, SuSE Linux SLES 8/9/10 and VMWARE 2.5.2 in UAT, Development and Production environment including mission critical systems 7x24 follow the Sun.
• Installation and configuration and troubleshooting of MC/Service Guard for cluster and package failover for HP-UX and SuSE Linux SLES8/9/10 up to 5 node cluster.
• Led the project for application migration to the latest HP-UX 11iv3 with persistent DSF load balancing from “legacy LVM alternate path with Powerpath” and Service Guard cluster v11.18.
• Led the project for testing and implementation of SLES10 SP2 Linux cluster and upgrading SLES9 SP2 Linux clusters and servers to SLES9 SP4.
• Installation, configuration, maintenance, upgrade, kernel tuning, patching of SuSE Linux SLES 8/9/10, HP-UX, and AIX servers for Oracle 10g/9 and SAP servers.
• Maintenance of HACMP 5.2 clusters.
• Led the entire frame migration from EMC DMX3000 to DMX3 for HP and SuSE Linux Server.
• Create storage group, RAID groups and LUN allocation for Clariion CX600/700 using Navisphere.
• EMC Powerpath configuration for HP-UX and AIX.
• EMC SNAP refresh activity between servers using LVM.
• Performance monitoring and tuning of Linux,, HP-UX and AIX servers.
• Disaster recovery of HP-UX servers using Ignite-UX.

Confidential, Newark, DE

Sr. Confidential Administrator

Responsibilities:

• System Administration of over 500 servers of HP-UX 11i/11.X /10.X and Red Hat Linux in UAT, Development and Production financial environment.
• Design, configure and implement multiple NPAR and VPAR on HP Integrity 64way Superdome servers and also on PA RISC based RP8420, RP 7620 servers.
• File systems configuration, maintenance and troubleshooting for Veritas Volume Manager 4.x and LVM.
• EFI shell configuration for Integrity Superdome servers.
• Mirroring using HP MirrorDisk-UX.
• Installation of HP patch bundle.
• Cofiguration and support for NDM Connect/Direct data transfer.
• Fiber channel configuration for SAN devices.
• Installation and configuration of MC/Service Guard for cluster and package failover.
• APA (Auto port Aggregation) and HPLM for Gigabit LAN failover.
• Large data center migration experience for more than 300 servers.
• Installation, configuration and maintenance of Red Hat Linux server.

Confidential, Newtown Square, PA

Sr. Confidential Administrator

Responsibilities:

• System Administration of over 175 servers of HP-UX 11iv2 on Itanium based HP Integrity servers, Solaris 10/9/8 and AIX 5.3 ML4 in UAT, Development and Production systems.
• Installation and configuration of HP System Insight Manager(SIM) 5.0
• Mirroring using AIX logical volume management, Solaris Volume Manager and HP MirrorDisk-UX
• Network Installation and configuration using Solaris Jumpstart Server, HP Ignite-UX server and AIX Network Installation Management(NIM) Server also create flash archive for Solaris system build.
• SUN explorer utility for patch analysis.
• Configuration of LUN for NetApp NAS and Hitachi TagmaStore using Storage Navigator.
• Sudo implementation on HP-UX, AIX and solaris
• Installation of Sun Patch cluster, HP patch bundle and AIX maintenance level APAR fileset.
• Manage Logical Volumes and file systems, changing the file system size online using the system management tool (SMIT), and LVM.
• Hitachi Data Link Manager(HDLM) configuration for load balancing and alternate pathing for AIX and Solaris.
• Create LUN, assign LUN to the server by LUN security, assign host group and adding WWN for Hitachi TagmaStore USP 600 using Storage Navigator.

Confidential, Newark,DE

Sr. Confidential Administrator/WebSphere Administrator

Responsibilities:

• System Administration of over 400 servers of HP-UX 11i/11.X /10.X, Solaris 9/8/7, AIX 5L 5.2/5.3 and Red Hat Linux AS 3/4 in UAT, Development and Production financial environment.
• Designing and implementing multiple npar and vpar for multiple hosts on rp8420 and rp8400 series servers and partitioning (LPAR) on IBM p550 and p520 systems. Installing, configuring, and maintaining pSeries AIX servers, Ultra Enterprise and Sun Fire Solaris servers.
• File System configuration using Logical Volume Manager(LVM) and Veritas Volume Manager 3.5 for different RAID levels.
• Performance enhancement by proper kernel tuning
• Installation, configuration and maintenance of Red Hat Linux server.
• Installation and configuration of MC/Service Guard for cluster and multiple package failover
• Configuration of HP APA (Auto port Aggregation) and HPLM for Gigabit LAN failover and load balancing
• Installation of different patches and fixes.
• Allocating storage for EMC disk by zoning, disk mapping and LUN masking using ECC and Storage provisioning Services(SPS).
• Hardware upgrade of CPU, Memory, Network Interfaces and HDDs
• Design, configuration, Implementation of LU, PU and regions and trouble shooting for HP SNAplus2 with token ring
• Making system images and installation using Ignite-UX
• Installation and configuration of HP ISEE (Instant Support Enterprise Edition)
• Configuration of DNS, NIS and NFS
• Using HP Glance Plus Manager(GPM) and PerfView for performance monitoring and troubleshooting
• KSH script writing is used extensively to automate system tasks for Production control
• Installation and configuration of WebSphere Application Server, Deployment Manager and Tomcat.
• Configuration of horizontal and vertical cluster for JVMs
• Installation of patches and fix packs for Application Server and Deployment Manager
• Using Tivoli Performance Viewer to gather information about resources and analyze results.
• Involved in troubleshooting of HP-UX, Solaris, AIX, Websphere Application Server, IBM HTTP Server, Apache and Tomcat Server.
• Used Change Management, Service Center for scheduling tasks for every change.

Confidential, Woburn, MA

Sr. Confidential Administrator

Responsibilities:

• System Administration and device configuration of HP-UX 11.X using SAM and different commandline utilities. Installation of different patches. Setting kernel parameters and environment for SAP R/3 ver 4.0B and Oracle 8. Configuration of EMC Symmetrix 3430 High Availability Storage. Configuration of LUNs in EMC storage using Open Symmetrix Manager. HP Logical Volume Manager(LVM) for Disk Management. Network printer configuration using Jetadmin. Installation, System Administration, device configuration, troubleshooting of CITRIX Metaframe and connecting ICA thin client. Shell scripting for automated daily file transfer between HP9000 and NT Servers

Confidential, Boston, MA

Confidential /NT System Administrator

Responsibilities:

• Installation, System Administration and device configuration of HP-UX 10.20/10.10. Configuration of HP High Availability SCSI Disk Array Model 20/10. Mirroring of Boot partition and File system using HP MirrorDisk/UX. System integration and connectivity using HP LAN/9000. HP Logical Volume Manager (LVM) for Disk Management
• Backup/Restore Operation using dump and restore. Two node cluster configuration using MC/Service Guard. Installation, System Administration, device configuration, troubleshooting of CITRIX Winframe 1.7 and connecting ICA thin client. Configuration of TCP/IP, NFS and DNS. Creation of appropriate logical partitions, file systems and implementation of redundancy (RAID 0,1,5,0/1) as per requirements for both Confidential and NT. Installation of different patches. Cleaning up the data layout to improve I/O response (fixing cross mirroring that spread over too many disks)

Confidential, Memphis,TN

Confidential /NT System Administrator

Responsibilities:

• Installation, system administration, and device configuration of HP-UX v10.20. Installation and Configuration of HP High Availability SCSI Disk Array Model 20(NIKE) for Multi-Bus/Initiator. Installation, Configuration and Troubleshooting of HP Disk Array with AutoRAID. Mirroring of boot partition and file systems using HP MirrorDisk/UX. HP Logical Volume Manager(LVM) for Disk management. Installation, system administration, device configuration and troubleshooting of Windows NT Server, Multiuser Windows NT Server (Terminal Server Edition).
• Installation, configuration and troubleshooting of NCD Wincenter. Installation and configuration of HP OPENVIEW Network Node Manager. Lagato Networker software for taking centralized backup from HP-UX server to other HP-UX servers and Windows NT servers.

Confidential

System Administrator

Responsibilities:

• Installation, system administration, and device configuration of HP-UX, SCO and Confidential &T Confidential . Configuration of SCSI device drivers, tape device drivers and different peripherals. Installation, systems administration, and device configuration on Windows-NT Server and Workstation. Worked on Confidential Netware 3.1x/4.1x, Netware SFT-III, and LAN Workplace for DOS/WINDOWS. Trouble shooting on full range of HP, Dell, and PCL productsX.25 packet switched networking using Motorola MPR and Vanguard Routers, and Eicon X.25 HSI/PC OSI Gateway Controller

Confidential

Systems/Network Administrator

Responsibilities:

• Performed all system/network administration on Confidential &T Confidential and Confidential Netware. Performed evaluation, testing, and quality assurance of different network interface units and accessories. Planned and designed network based solutions. Executed WAN connectivity and related activities, such as implementation of e-mail using Lotus cc:Mail through a dedicated line using Gateway and Remote dial-in concepts