•ExaData X4-2 support, performance tuning, troubleshooting experience with RAC databases, OS, Networking, patches and storage.•Excellent knowledge of designing, testing, tuning & maintenance of Oracle ExaData X4-2. •Designing, testing, tuning & maintenance of Oracle ExaData X4-2.•Staying abreast of the most current release of Oracle, including compatibility issues with operating systems, third party software and utilities.• Creating and maintaining various database environments to support the system life cycle efforts. • Perform basic operating system administration tasks on a daily basis, Understand Oracle Enterprise Linux features and functions.•Administer user access. Write scripts to automate repetitive chores.•Understand basic security and firewalls.•Understanding of the ExaData X4-2 Architecture.•Understanding of InfiniBand.•Co-ordinate hardware replacement (Memory, CPU, Disk, NIC etc) with Oracle Platinum support following proper change management procedures.•Troubleshoot compute nodes, storage cells, Infiband switch, and PDU issues.Projects:EMC Storage Tech. Refresh planning and deployment from EMC DMAX to VMAX 200k.Storage migration from IBM XIV to IBM Flash V9000 project planning and designing.Deployment of System Tech. Refresh project from IBM Power to EXADATA X4-2 and migration of BNCC, Billing, PCRM, CRM and OSS Data bases.System Tech. Refresh project from IBM Power 595 to Power 770 Plus.Successful remove various Vulnerabilities from CRM and BNCC environment without any outage and hampering the running services.Upgradation of BNCC and CRM environments from absolute Technology Level to up-to-date Technology levels to meet the best practices.Readiness of new Maximo, IIB and OCS infrastructure from system prospective.

Documenting procedures.Performed LPAR OS maintenance with NIM.Assisted in setup, and maintenance of HACMP clusters on AIX.Experience in creating and managing LPARs on different IBM servers like p570, p595, and p770.Experienced with installing and upgrading operating system on client using various methods including NIM installation using and creating lpp_source and SPOT.Installation and Configuration of Network Installation Manager (NIM), configuring the NIM master and assigning the clients and taking the mksysb of the NIM client on the NIM masterInstallation, configuration and administration of VIO server and VIO client LP R’S via HMC and configuration of the virtual devices and adding/removing devices using DLPAR.Installation of patches, packages and application software on AIX 5.3/6.1.Experienced in maintenance and troubleshooting of HACMP and Performed HACMP Failover and Fallback.Day to day administration of the Development, Production and Test environment systems.Configured volume groups and logical volumes, extended logical volumes for file system growth needs using Logical Volume Manager (LVM) commands.Experienced in monitoring system performance on slow servers and check the errpt and also status of the system using utilities such as TOPAS, NMON, VMSTAT and IOSTAT.Gathered performance statistics on the nodes and tuned them to meet the requirements and documented the modified configuration.Strong knowledge in User Account Administration, adding and creating devices, patching, AIX backup/restore and changing kernel parameters.Adept at monitoring and managing file system usage, hardware and system process failures.Create and maintain AIX partitioning creating Volume Groups (VG), Logical Volumes (LVM), Journal File Systems (JFS), Extended Journal File Systems (EJFS) and Network File System (NFS).Proficient with IBM`s (SMITTY) maintenance tool.Provided first level support for Operating System efficiency and performance.

. Linux/Unix system administration of various enterprise servers platform located in different Departments of the Organization. . Configured HP EVA SAN for 2 nodes Oracle RAC. . Configured Zoning on HP SAN Switches. . Created LUN’s on Linux platform for Oracle RAC . Create backup scripts for maintaining weekly and monthly backup for databases. . Configure Manage and Troubleshoot DNS and DHCP servers on Red Hat Enterprise Platform. . Installation, Management and troubleshooting SSH, Installation and configuration of Proxy Server. . Troubleshooting networks, systems and applications to identify and rectify malfunctions and other operational difficulties. . Upgrades, installs and troubleshoots wireless/networks, networking hardware devices and software. . Maintains inventory of equipment and parts as well as documentation of vendor activities. . Develops and documents system standards for computer and network devices. . Recommend and schedule repairs to the wireless/networks and LAN/WAN. . Write and implement the policies to govern an organization's network environment and the systems that are connected to it. . Apply operating system updates, patches and make configuration changes to tighten security. . Maintain an inventory of computers, servers, terminals, modems and other access devices that are attached to the Network. . Manage, assign, and maintain the list of network addresses. . Upgrade, manage, and maintain VPN concentrators, routers, and other Network equipment. . Evaluate and/or recommend purchases of computers, network hardware, peripheral equipment, and software. . Investigate user problems, identify their source, determine possible solutions, test and implement solutions.