SUMMARY

• Around 6+ Years of experience in RHEL 3.0/4.0/5.0/6.0 , SUSE Linux, Redhat Linux / Solaris, Unix Administration on Sun, HP Servers for Mission Critical and Enterprise applications and year of experience on Exa - logic Environment. Primary Skills
• Designed and Implemented Cisco Nexus Platform, Cisco UCS & HP Virtual Connect Flex10
• Expert in Data Center Technologies such as vPC, VDC, VSS, STP, FCoE, OTV & FabricPath
• Implemented Firewall Security in compliance with PCI on Cisco ASA,FWSM & Checkpoint
• Windows 2003, IIS, Active Directory, Clustering, DNS, DHCP, SharePoint, SQL Server
• Four years’ experience in managing / supporting VMWARE servers (hosts and guests).
• Four years’ experience in content management systems tools like Interwoven and Wan sync.
• Four years’ experience in supporting Redhat Linux servers (Apache, MySQL, FTP and Tomcat).
• Two years’ experience in supporting Sun Solaris servers.
• One year experience in supporting Citrix Servers.
• Experience in installation and implementation of Red hat Linux and Building Environments in Exa-logic, Solaris 8, 9, 10, HP-UX, Windows NT/XP in Open Systems environment.
• Experienced in system administration, System planning, co-ordination and group level and user level management.
• Configuration, implementation and administration of NFS, NIS, DNS, BIND and Sun Cluster and LDAP on Solaris and Linux environment.
• Understanding and troubleshooting skills with networking communications and protocols such as TCP/IP, NFS, DNS, BIND, SMTP.
• Experience with Virtualization technologies like Installing, Configuring and administering VMware ESX/ESXi and created and managed VMs (virtual server) and also involved in the maintenance of the virtual server.
• Expertise in creating and managing Logical Volume Manager in Redhat Linux.
• Expertise in Installation, Configuration of Package and Patch Management.
• Experience in Disaster Recovery and Planning.
• Problem determination, Security, Shell Scripting.
• Perform multiplatform volume management using SVM, LVM, ZFS, NAS, and VERITAS volume manager. .
• Red Hat Linux server administrator, including security patching, kernel tuning, RAID disk array mgmt, software packaging and installation using RPMs.
• Experience on backup and recovery software like Net backup 5.0 and 6.0 on Linux environment.
• Installation, administration, implementation, testing and maintenance of complex and heterogeneous networks consisting of Linux (Red Hat), Sun Solaris 8/9/10, IBM AIX, Windows NT, and Peripherals.
• Installation, Configuration and Maintenance of Samba, Apache 2.4 Tomcat, Web Sphere and Jboss servers in Sun Solaris and Linux environment.
• Created Virtual Server environment using ESXi V4.
• Experienced in installing LAMP (Linux, Apache, MySQL, and PHP) for different applications.
• Hardware configuration, installation and management on Sun, HP servers and Workstations.
• Handling and generating tickets via the Remedy ticketing tool.
• Configured ILOs and Console connections for HP and SUN servers.
• Knowledge of Routers, Switches, Hubs, Firewalls, LAN, WAN Intranet, Internet.
• Maintained high availability of data using Oracle Real Application cluster Server and Sun Cluster.
• Excellent Project Management experience.
• Systems and network Planning and Administration.
• Backup and Restore Management like backup, Tape library and Disk library and EMC.
• Excellent verbal communication skills and strong documentation skills.
• Have the working knowledge on the Amazon web services.

TECHNICAL SKILLS

OPERATING SYSTEM: SLES 10, 11, Solaris 10/9/8, HP-UX (10.20, 11.00, 11.11, 11.23), IBM AIX (4.3, 5.1L, 5.3L), O Enterprise Linux (4/5/6), Red Hat Linux (AS/ES 3/4/5/6), Windows NT 4.0/2000/2003/ XP/vista

HARDWARE: HP Gen 8 Blade and Rack mount Servers, Sun Fire 280R/V 480/4800/3800/12 K/15K, TSeries, MSeries Server, Sun Enterprise 6500/5000/450/420 R,, HP 9000 K,L,N class server, rp8xxx/7xxx, IBM RS/6000, pSeries, Xseries, HP/IBM/Blade Servers.

STORAGE: NetBackup, SAN EMC Symmetrix 800/ DMX1000, 2000 & 3000, EMC Clarion 500, 600, 700, NetApp NAS 2000/ 3000 series

WEB /APPLICATION SERVER: Apache 2.4, Tomcat, WebSphere, WebLogic.

CLUSTER: Oracle Real Application Cluster.

LANGUAGES: UNIX Shell Scripting, Perl, Python.

PROFESSIONAL EXPERIENCE

Confidential, Columbus, IN

Exalogic-Build Specialist & Linux Engineer

Responsibilities:

• Understand datacenter configuration and management
• Currently architecting build ofUCS domains to optimally support ESX Stretched Clusters and VMware vCenter Site Recovery Manager across datacenters.
• Cisco UCS Central expert managing 6200 & 6300 series UCS’s with Global Service Profiles.
• Cisco UCS - Architecture, procurement, build, and daily administration & break/fix of 6248, 6296 and 6300 series FI’s.
• Identify Oracle middleware and application architecture requirements for full application lifecycle
• Define and deploy load balancing strategies with Oracle Traffic Director
• Proficiency with NIS and LDAP for authentication and authorization.
• Provision vServers, define users and accounts, configure public and private networks, manage Oracle ZFS Storage appliance (“ZFS”) for application and full lifecycle in Exalogic environments
• Applying patches to Exalogic rack.
• Managing and Configuring the users and access. Applied PSU patches to Exalogic rack. Exalogic Elastic cloud (Physical and Virtual), Upgrading Exalogic components and ZFS, Interacting with Oracle support.
• Perform basic operating system administration tasks on a daily basis
• Understand Linux and/or Solaris features and functions
• Write scripts to automate repetitive tasks
• Apply patches to the operating systems, infiniband switches, ZFS storage heads, and Exalogic control stack
• Understand enterprise security and firewalls
• Manage ZFS file systems, including pools, projects, shares, and security over NFS
• Perform Ethernet-based networking configurations, including VLANS, VIPs and VNICS
• Define virtual machines (“vServers”) required for enterprise environments and create server templates
• Perform basic ZFS storage administration and maintenance tasks
• Maintain high availability for entire infrastructure and hosted products
• Define and implement backup and recovery for all datacenter assets
• Provide pro-active performance analysis, monitoring and troubleshooting
• Able to define and implement DR and migration strategies
• ENVIRONMENT: Red hat Linux4x to 7x series, OPS Center,AIX, CentOS, LVM .HP Quality Center, HP-UX, VMware VSphere, SUSE Linux 10, 11;

Confidential, Tampa, FL

LINUX Administrator

Responsibilities:

• Setting up environment.
• Building physical and virtual Linux servers from scratch and configuring and installations on the servers.
• The HP-UX\LINUX System Administrator in support of server implementation to include hardware and operating system
• Integrating entire environment into Satellite Server.
• Upgrading servers which are of 5.x version to 6.x or 7 as per requirement.
• Installed and verified that allHP-UXand Linuxpatches and verified updates are applied to the servers.
• Adding whole environment servers to Nagios.
• Installing NRPE agent and troubleshooting network issues.
• Configuring storage using LVM inAIX.
• Installed and maintained severalESX Linux servers on virtual environment.
• Configuring Red hat and Cent OS machines.
• Conduct server’s performance tuning, optimization and monitoring usingSolar Winds tool onHP-UX andLinuxoperating systems.
• Adding Kick start files and installing latest packages to servers from Satellite.
• Network installation via cobbler kick start server and centralized yum server for client package update
• Performance monitoring and tuning using variousAIXcommands (vmo, no, io, vmstat, iostat, topas, sar, nmon)
• Planned, scheduled and Implemented OS patches on both Linux andHP-UXboxes as a part of proactive maintenance and Secure Shell (SSH) implementation.
• Adding latest version OS of Redhat and CentOS into Cobbler distro.
• Providing 24*7 on call support.
• Perform Unix Administration tasks onHP-UX, Solaris and Red Hat Linux servers in both production and development environments.
• Resolving tickets and maintenance activities through change requests.
• Installing software’s such as Humming bird, Octave, Xterm etc. on windows machines.
• Setting up backup datacenter and migration existing ones.
• Installing and configurations on RHEL and CentOS.
• Installation, Configuration & Upgrade ofAIXoperating systems running oracle Database.
• ConfiguringNFS, NIS, NIS+, DNS, Auto Mount & Disk Space ManagementonSUN Servers
• Integrating windows machines with Linux machines using Samba.
• Integrating systems using satellite and puppet.
• Configuring and maintaining network services such as LDAP, DNS, NIS, NFS, Web, Mail, FTP
• Experience in Disaster Recovery and Planning.
• Problem determination, Security, Shell Scripting.
• Perl and Shell Scripting on Command line.
• Created and modified SQL*Plus, PL/SQL and SQL*Loader scripts for data conversions.
• Developed and modified triggers, packages, functions and stored procedures for data conversions and PL/SQL procedures to create database objects dynamically based on user inputs.
• Wrote SQL, PL/SQL, SQL*Plus programs required to retrieve data using cursors and exception handling.
• Communicated and Coordinated with customers internal/external for resolving issues for reducing downtime.
• Supported after-hours to meet deadlines as well as for operational support as required.
• Proven experience in end-to-end problem determination/troubleshooting system issues.
• Thorough understanding of networks and storage systems.

ENVIRONMENT: Redhat Linux4x to 7x series, AIX, CentOS, LVM .HP Quality Center, HP-UX, VMware VSphere, SUSE Linux 10, 11; HP Gen 8 Blades and Rack mount Servers, HP Server Automation, VMware VSphere 4.1 and 5.1, Amazon Web Services AWS, PL/SQL, Shell, Perl, Oracle, Microsoft System Center, Apache 2.4,IBM Storage, and NetBackup Storage.

Confidential, Piscataway, NJ

Linux/Unix Administrator

Responsibilities:

• Installation, Configuration and upgrade of Redhat Linux (2,3,4,5), CentOS, SUSE, Solaris, AIX, HP-UX & Windows /2008 Operating System.
• User Administration, management and archiving.
• Configuring NFS, NIS, NIS+, DNS, Auto Mount & Disk Space Management on SUN Servers.
• Applied patches on allLinuxandHP-UXserves from common repository.
• Performed package and patch administration in Solaris, Linux andHP-UXservers
• Implemented & installedRedHat AS 5.0/6.0operating Systems onLPARusingHMC. Good knowledge of installing UNIX based operating systems on LPAR.
• User Administration, management and archiving.
• ConfiguringNFS, NIS, NIS+, DNS, Auto Mount & Disk Space ManagementonSUN Servers.
• Experience in Configuring and ManagingVirtual Disks, Disk Mirrors&RAIDLevels.
• Data Center Migration support forCX, DMX attached hosts.
• Configured and installedSolaris,HP-UXandRed Hat Linux Serversusingjumpstart,Igniteand kickstart.
• Network installation via cobbler kickstart server and centralized yum server for client package update.
• Managing DNS for external and internal domain & Send mail Relay Server for outgoing mails.
• Perform security patching of Linux servers and AIX servers.
• Organized couple of Disaster Recovery activities on TSA data stage application and OPrisk applications.
• Creating maintaining user profiles, security, and rights, Backups of data and Disaster Recovery.
• Worked onHP Server AutomationSystem to Load base OS and to install software and to run the scripts on Linux, Solaris andHP-UXservers.
• AIX system administration and management.
• Experience in Configuring and Managing Virtual Disks, Disk Mirrors & RAID Levels.
• Data Center Migration support for CX, DMX attached hosts.
• Worked with OVF "Open Virtual Machine Format" supported tools VirtualBox, Redhat Virtualization (XEN), and VMware Workstation.
• Experience with RHEL 7, Puppet and Chef Configuration management tool.
• Experience with VMware Virtualization using ESX hypervisor of Vsphere 4.0.
• Installation, Configuration and Maintenance of Samba, Apache Tomcat, Web Sphere and Jboss servers in AIX, Sun Solaris and Linux environment.
• Troubleshooting Oracle RAC multiple nodes, RAC one node environments
• Experience in Active directory configurations and support.
• Experience with setting up Linux servers for Oracle Real Application Clusters and configuring SAN based mount points.
• Configuring and maintaining network services such as LDAP, DNS, NIS, NFS, Web, Mail, FTP
• Experience in storage administration support with EMC Symmetrix / DMX, Clariion, NetApp NAS filer and Brocade / Cisco Fiber Switches for zoning purposes.
• Troubleshooting host-based connectivity issues related to EMC software like PowerPath, Navisphere, ECC client software and third-party HBA's (Emulex and Qlogic).
• Emulex and QLogic HBA cards installation and configuration of the host servers.
• Experience with Connectrix Manager and Data Fabric manager, Zoning, LUN allocation, Storage allocation to storage groups.
• Troubleshoot network issue from the OS stand point using netstat, ping, traceroute, and tcpdump commands.
• Open ports for applications and process that require special ports.
• Troubleshoot Web Services API, Apache Tomcat, and Corba issues
• Install packages using RPM.
• Expertise in Performance Monitoring and Performance Tuning using Top, prstat, sar, vmstat, ps, iostat etc.
• Creating new file system, managing & checking data consistency of the file system.
• Monitor, Modify and Optimize NetBackup activity, backup schedules and reporting to proactively avoid issues.
• Worked on Acronis Agent Installation, backing up the Physical Server, deploying the New VM on KVM hypervisor.
• Worked on Recovery from failed restore, post deployment VM Setup.
• Worked on MySQL Migration Level, Created MySQL Master Replication Detail Plan, MySQL Slave(s) Replication Detail Plan.
• Exposed to Puppet or Chef Configuration management tools
• Performed automated installations of Operating systems using Jumpstart, Flash Archive Ignite for HP-UX.
• Installation of Packages and Patches for AIX, Solaris 8/9/10, Redhat Linux 4/5, HP 11.X.

ENVIRONMENT: Redhat (2,3,4,5), CentOS and SUSE Linux, Solaris 8 / 9 / 10, Sun Enterprise Server, Oracle RAC, HP 9000 K, L, N Class Server, IBM RS/6000, pSeries Server, NetBackup 5.0, AWS, SAN EMC Clariion CX 700/ CX 600/ CX 500, EMC DMC 2000/ 3000, NetApp NAS 3000, Windows NT 2003/2000/ XP.

Confidential, Chicago IL

Linux/Unix Administrator

Responsibilities:

• Installation, Configuration & Upgrade of Linux, Solaris, AIX, HP-UX, Linux operating systems, Installation of patches and packages.
• Experience with VMware Virtualization using ESX hypervisor of VSphere 4.0.
• Maintained Server 6.0. Backup data of Servers using Net Backup. Maintained Security of the Solaris Servers.
• Worked on Solaris 10 container technology, configured separate zones for various applications.
• Involved in Implementing and Administrating enterprise level data backup and recovery.
• Designed and Implemented backup solution for the Network
• Installed and configured file and Application servers running on Sun servers
• Configuring and maintaining network services such as LDAP, DNS, NIS, NFS, Web, Mail, FTP
• Networks stack tuning for apache webservers. NetBackup management server builds using jumpstart and kickstart.
• Manage user’s accounts for the team access for Redhat Satellite server.
• Build Channels and pull packages from Master Red hat Satellite server.
• Experience in EMC CLARIION SAN, NAS, and DAS installed & configured, implemented clustering, high availability (HA), and Fail over.
• Experience in providing day-to-day user administration like adding/deleting users in local and global groups on Red Hat Linux platform and managing user’s queries.
• Experience in Administration, implementation and support of OS RHEL 4/5.
• Worked with DB teams for setting up ASM LUNs over SAN NFS and NAS environment aware, worked with Hitachi and oracle 7000 series from UNIX perspective.
• Managed Network troubleshooting applications TCP/IP including Ethernet, IP addressing & Sub netting, routing
• Worked on creating user accounts, user administration, local and global groups on Solaris platform
• Created User Accounts and Network Shares. Configured SUN Workstations as Domain Clients.
• Administrated NFS, NIS, DHCP and DNS Samba services running on AIX, Sun Solaris and Red Hat Linux.
• Worked with Storage team to configure EMC SAN, NAS and iSCSI configuration.
• Worked with Backup Team to Configure the Master and Client Backup servers Using Veritas Net Backup and Recovery from tapes using ufsdump, ufsrestore, and tar and cpio file system administration.
• Supported front-end and back-end Microsoft Exchange servers including, multiple information stores, SMTP, and filtered SPAN using DNSBL & Mail Essentials.
• Installing and Managing Virtual Center 5.5.Upgrading from VMware ESX server from 3.5.0, 4.0.0, and 5.0 in environment.
• Install and configure the hardware agents on the ESX servers for Hardware monitoring and alerts (SNMP & Open Manager).
• Installed packages using YUM and RPM.
• Frequently checked ESX server logs for any problems and troubleshoot whenever necessary.
• Implemented a Database enabled Intranet web site using LINUX, Apache, MySQL Database backend, HTML and PHP scripting for Database access via web browsers.
• ENVIRONMENT: Redhat Linux, RHEL, Solaris 9/8/10, HP-UX 11.0, AIX 5L,Sun Enterprise 450/420R/250 Servers, Ultra Enterprise 2/1 Servers, SPARC server 1000, SPARC server 20 Enterprise Servers, SPARC server 1000/20, HP 9000 K,L,N class server.

Confidential, Manhattan, NY

Linux/Unix Administrator

Responsibilities:

• Installation, Configuration & Upgrade of Solaris, AIX, HP-UX, Linux and Windows-NT operating systems.
• Installation Packages and patches.
• Supported 24/7 high availability production servers.
• Monitoring System using HP/ITO, Do kernel tuning to enhance the system Performance.
• Configuration and Administration of DNS, NIS, NIS+, NFS, send mail.
• Installation, configuration and remediation of various Security software
• Expertise in VMware Virtualization using Vsphere 4.0.
• Installation and configuration of Netscape and Apache web server and Samba Server.
• Interaction with vendors for Hardware and software supports.
• Configuration and Administration of Veritas Cluster and MC Service Guard.
• Disk and File system management through LVM and SVM.
• Installation and configuration of Apache and Websphere Server in Linux Platform.
• Backup management through Netbackup. Creation of Volumes and pools and scheduling the job.
• Installation and configuration of Network Printer with Centralized control of print client.
• Database Backup and Recovery. Performance Monitoring and Tuning
• Planning and setup of Disaster Recovery Servers.
• Worked extensively on VERITAS Operations Manager (VOM).
• Lockdown the local accounts to secure the environment using NIS.
• Planned, scheduled and Implemented OS patches on both Solaris & Linux boxes as a part of proactive maintenance and Secure Shell (SSH) implementation.
• Managing systems routine backup, scheduling jobs like disabling and enabling cron jobs, enabling system logging, network logging of servers for maintenance, performance tuning, testing.
• Trouble shooting of day to day system and user problems.
• Arbitrated Customer/User meetings to establish needs, initiated/managed risk assessment team, define expectations and explain capabilities of current technologies.
• Documented (formally) system requirements
• Oversaw customer installation and acceptance testing of the product, Product resided on Sun configuration.
• Trained customer user community.
• Assisted team members in contracts, availability / problem resolution, technical Tier 1/2 support and security.

ENVIRONMENT: Solaris 8/9/10, HP-UX, 10.x/11.x, AIX 4.x/5.x, Windows NT 2003/2000/ XP, NT, Redhat 5, SUSE, Sun Enterprise 450/420R/250 Servers, Ultra Enterprise 2/1 Servers, SPARC server 1000, SPARC server 20 Enterprise Servers, SPARC server 1000/20, SPARCstation 10, Sun Sparc Ultra 1,5,10.