SUMMARY

• Multi - faceted and highly accomplished IT professional with over 15 years of UNIX (Linux & HP-UX) and Storage System Administrator experience.
• 12-year tenure with HPE as Senior Technical Consultant assigned to key large enterprise customers and internal SAP/Oracle ERP infrastructure projects.
• Established track record of providing multi-layer support, from initial project conceptualization and design to troubleshooting and final execution
• Offers well-rounded approach to business development, based on expertise in strategic planning and project management, technical background, and educational training in computer science and engineering technology.

TECHNICAL SKILLS

Operating Systems : Linux (RHEL, Debian, CentOS), HP-UX, AIX, Sun Solaris and Windows Server.

Software/Applications : LVM, Veritas Volume Manager, VxFS, CFS, Volume Manager, HP Serviceguard, Redhat Cluster, Virtual Machines, Performance monitoring, TCP/IP, NFS, Backup & Recovery, Linux & HP-UX installation & upgrade, Kickstart, RPM, Samba, VMware, Veritas NetBackup, Data Protector.

Storage/SAN : 3PAR storage, StoreOnce, XP & EVA Storage configuration, EMC, LUN management, Volume manager, Business Copy, Split Mirror scripting, RAID Manager, Command View, Brocade switch configuration and zoning

Languages : UNIX Shell Scripting

Databases : Oracle 11/10 DBA, Oracle RAC on HP-UX and Linux, SAP (Basis)

Hardware : Azure, VMWare, HPE & Dell Servers.

PROFESSIONAL EXPERIENCE

UNIX and storage administrator

Confidential, Horsham, PA

Responsibilities:

• Manage, build and administration of UNIX servers: Red Hat Enterprise Linux (RHEL), Debian, CentOS, HP-UX, Sun Solaris, AIX servers.
• Build virtual Linux servers in Azure and VMWare environment hosting Oracle 11/10g databases.
• Manage Storage/SAN: HPE 3PAR Storage, StoreOnce and EMC Storage, Brocade SAN.
• Wrote Unix Shell Scripts for day-to-day system administration activities, automating server tasks and monitoring.
• Backup and Recovery testing using storage replication, Data Protector and Networker.
• Performed RPM and YUM package installations, patch and upgrades.
• Performed data migration across multiple UNIX/Linux (RHEL/Solaris/HPUX) servers.
• Storage technical background in Storage, Disk Management, Logical Volume Management (LVM) and logical partitioning.
• Using ServiceNow to manage and route server/application tickets and provide 24/7 level 3 support.

UNIX administration

Confidential, Edison, NJ

Responsibilities:

• Planning, implementation and administration of Linux & HP-UX servers in the US, Hong Kong, Europe and India data centers.
• Managing and Administering large mission critical Linux & HP-UX Server environment with users in over 70 countries running 24x7.
• Responsible for Linux & HP-UX OS installation, upgrade, patch and firmware rollout.
• Install and create UNIX Clusters with Oracle RAC. Addition, removal and modifications of nodes, packages, volume groups, disk groups in clusters.
• Write shell scripts for preventive and monitoring of all UNIX servers.
• Setup new servers, install Linux & HP-UX Operating Systems, Setup & configuration Oracle RAC servers.
• Installation and configuration of Veritas Volume Manager on UNIX servers. Using command level: create disk groups, Cluster File Systems (CFS), increase/reduce volume sizes, deport/import disk groups. Write scripts to automate VxVM administrations. Veritas Dynamic Multi Pathing (DMP) configuration for load balancing and failover. Daily experience with using VxVM and troubleshooting. Upgrading Veritas Volume Manager from 4.1 to 5.1 and Veritas patch installation.
• Write custom shell scripts to perform custom split mirror backup solutions utilizing XP and EVA Business Copy to perform online backup and for refreshing Oracle databases from production servers to development servers (pair, sync, split, import/export volume & disk groups, mount/unmount file system using shell scripting). Automating these tasks with shell scripts, so it can be called from cron or for use with backup software as pre-post functions.
• Performance monitoring. Create custom reports/graphs for management using measureware to extract custom application specific or server level CPU, Memory and disk utilization.
• Creating and modifying file systems on Linux & HP-UX servers using Logical Volume Manager (create new volume groups, mirror logical volumes using Mirror/UX, create/modify logical volumes).
• Manage and administer XP (XP24000, XP12000) and EVA storage. Creating new disk installation plan, creating LUN and presentation to HP-UX servers, configure Brocade SAN switches and zoning as required for storage presentations.
• Responsible for change management process, testing new hardware and software, system audits and analysis of system logs

sR. technical consultant

Confidential

Responsibilities:

• Installation, configuration and rollout of Linux & HP-UX servers.
• Installation and configuration of Oracle RAC on Linux servers.
• Performed installation & configuration of Serviceguard clusters for Fortune 100 companies utilizing Oracle, SGeRAC, SAP, NFS toolkit and custom package configurations. Creating and executing test plan for failover testing.
• Performed installation and configuration of HP Virtual Machine Servers running HP-UX 11.x guest OS. Migration of standalone server into HPVM environment. Installation of guest OS using Ignite/UX depot server, modification of CPU, Memory, NIC, IO and Virtual network switches in the HP Virtual Machine environment. Create/add new HP Virtual Machine guest OS’s into existing VM server. Create virtual disk mapping from file or from physical disks.
• Install and configure Veritas Volume Manager Software. Create new disk groups, volumes, addition of disks, deport/import disk groups and manage presentation of disk groups across different UNIX servers in cluster environment. Tuning VxVM file systems. Migrate disks across disk groups. Troubleshooting VxVM & CFS corruption issues and modifying I/O policies. Using Veritas DMP for failover and load balancing. Integrating VxVM and Cluster File System with Serviceguard.
• Performance tuning on Linux & HP-UX kernel, file system tuning, Storage layout and optimization utilizing stripping and RAID levels. Using Glanceplus and Measureware to create custom reports and graphs for System & Application specific CPU, Memory and Disk etc utilization.
• Storage & SAN consulting: XP & EVA LUN configuration using Command View and presentation of LUN’s to HP-UX servers and Brocade switch configuration and zoning.