SUMMARY:

• Strong Experience in Unix/Linux and Network administration with emphasis in Cloud environment and automation
• Building of 300 + linux servers ( RHEL 7.x/ SUSE 10.x/11.x ), Network switches/Routers configurations, VMs on Vmware and IBM/DELL blade servers
• Invovled in daily status calls, performance issues and issues with clients and resolution as per the client requirement for various Ecommerce application and servers regarding Network/Switches/Firewall issues for various application s
• Responsible and resolved failures/alerts for Servers/Network/SAN/Databases with proper incident management tool to ensure data availability for large Ecommerce infrastructure environment.
• Strong knowledge and understanding of the TCP/IP, networking and troubleshooting/migration for large enterprise data centers
• Configure and Maintain VMware/ESX, Vsphere, Vcenter servers in an enterprise environment managing several Virtual datacenter and 1000+ VMs.
• VMware Infrastructure 3.x/vSphere Installation & Configuration
• Installation, Configuration and maintenance of Hosted VMware products. Setting up vsphere HA, replication and DRS cluster configuration, managing virtual storage, datastores, multipathing with Fibre channel, creating RDM, storage vmotion parallel disk migration and virtual machine snapshots
• • Design, Implementation, Testing and Deployment of VMware Infrastructure
• • Installation, Configuration and Administration of VMware VSphere4, ESX 3.5 and ESXi Server, VMware View. VMware vSphere client, Virtual vCenter Server.
• Migration of Legacy Solaris and AIX application to new Blade enclosures, Building of HPUX/linux servers using MC Service guard for SAP/oracle and migration from 11.16 to 11.19 and 11.21 version.
• Migration of storage on oracle RAC ASM on Redhat Linux/SuSE 10.x/11.x between storage and configuring Replication using BCV on XP and EVA.
• Migration of storage from EMC to 3 Par and XP on Solaris clusters/Linux, Adding and modifying Veritas cluster resources. Working coordinating/implementing the procedures and DR recovery procedures.
• Strong Experience in Unix/Linux/Backup/Restore Administration of HP - UX (11.x ), AIX 4.x, 5.x, Sun Solaris (9, 10,11) /LINUX SUSE 10.x/11.x, RHEL 5.x,6.x, 7.x with emphasis on SAN/Cloud administration and 3 years of windows environment.
• Storage Provisioning, Volume and Filesystem Management using Symantec Veritas Volume Manager, VxFS, SVM and ZFS on Solaris and Linux environment
• Performed Migration of Data centers for HPUX and RHEL/SUSE environments. Setup/configured and devised procedure for migration of servers from EMC to 3Par for linux, Solaris/Linux and HPUX running veritas.
• Auditing the system with Arc Sight and other Symantic and host based intrusion tools for network vulnerability, ports and firewall rules on Redhat/AIX/Sun solaris servers and also performing regular Security audit of the users on the system
• Implementation of oracle RAC 10g on Linux/Solarsi/HPUX blades and Itanium servers with Redhat Linux RHEL 4.0/5.0/6.x/7.x /SUSE 10.x/11.x along with SAN storage on EVAs/3Pars. Also implemented and support HPUX Service guard on Linux servers
• Good experience in writing and development scripts in PERL/RUBY/PYTHON for automating tasks and data analysis and other computing work
• Installing and configuring integration tools Puppet/Chef/Jenkins and Dockers for the Open stack environment
• Interaction and coordination with clients and architects in large scale project implementation for various application on Ecommerce site/Oil and Gas applications, involving builds, testing and also various vendors
• Performing patch management, security audits, Firmware upgrades and configuring and dynamically increasing the memory/CPU on VM ( Vmware) growing the Filesystem, performance monitoring on the network and Fibre channel on the Redhat/linux servers ( HP Blades C class enclosures, DL and BL series servers ) using various Linux tools
• Installation of Nova computing nodes, launch nodes and management of Linux Open stack environment in large enterprise using various open source cloud platforms
• Wrote various chef modules, python & bash scripts to automate deployment of openstack components, Linux components and many other tools to list
• Engineered OpenStack (Grizzle and Havana) private/public cloud on RHEL6.X
• Installed and configured Qpidd, Keystone, Cinder, Swift, Heat, Ceilometer, Trove, Ironic using CLI and Packstack.
• Install and Configured over 10 Nova Compute nodes and added multiple swift and cinder clients.
• Integrate Openstack with Nagios and Stash board for customer facing monitoring.
• Integrate Openstack with RabbitMQ for messaging queue over ssl.
• Customize Openstack chef/puppet modules for automated deployment.
• Installed and configured mail servers on RHEL using postfix(smtp) and dovecot(pop3 and imap) using SSL and PGP encryption layer in between.
• Modify and create functions in source code for Openstack installation and configuration script.
• Used Horizon web interface/CLI to manage Instances, Projects, users, flavors, create switches, network interface and assigned private and public subnet.
• Installed and configured Qpidd, Keystone, Cinder, Swift, Heat, Ceilometer, Trove, Ironic using CLI and using packstack.
• Install and manage Ceilometer metering service, Heat orchestration service, Nova compute and controller, Manage Cinder volumes, Cinder block storage service, Install the Glance image service using combination of tools i.e. packstack, Horizon and CLI
• Configuring and installing OPEN STACK/PUPPET/CHEF in test/dev and prod environment. Setting up and building the Cloud environment using DOCKERS
• Good understanding of the cloud environment along with open source and legacy environment. Migrating customer applications to cloud infrastructure. ( AWS and private cloud )
• Strong problem solving skills in NETWORK(routers, LAN/WAN switches), network topology, Unix/Linux/windows and various heterogeneous infrastructure/software solutions.
• Ability to work as team and dedicated to customer satisfaction with minimal downtime of operations.
• Strong in change management practices and documentation of clients infrastructure/application flows.
• System Monitoring and efficient utilization of resources for optimum performance using various tools and methodology. Patch/security administration and preventive maintenance.
• Strong shell scripting (ksh,sh,PERL) skills for troubleshooting as well as implementation of new

TECHNICAL SKILLS:

Operating Systems: UNIX, Windows 95/98/2000, Windows NT 4.0, Flavors of UNIX/LINUX, Sun Solaris 2.x,8,9,10, HP-UX 9.x, 10.x, 11.x, Red Hat 7.x/9.x, AS/ES 3.0, Suse 9.0, IBM AIX 3.2.x, 4.x,5.x

Data bases: ORACLE, INFORMIX, Sybase (SQL)

Languages: C++, UNIX Shell Programming

Hardware: SUN SPARC Stations 5000 2000, UltraSPARC E450 E3500 250, HP9000/700,800. IBM RS6000, HP K, N, D, V, L and Superdome class servers, Brocade/Mcdata switches,IBM e series, HP proliant blades BL and DL series, EVA 1000,3000 storages units

PROFESSIONAL EXPERIENCE:

Cloud/Linux System Administrator

Confidential

• Setting up Cloud environment and infrastructure and very actively involved in setting up the cloud based system for various application
• Performing and remediation of Security audits for RHEL/SUSE/AIX/Sun solaris servers and providing reports to the auditor for PCI compliance
• Upgrading OS and security patches for RHEL/SUSE 11.x/VMware/AIX servers for security vulnerabilities and Redhats security alerts.
• Setting up of LINUX CLOUD OPEN STACK environment in lab and documenting procedure for production environment implementation
• Setting up GFS/GLUSTER cluster and migration of P2V from IBM physical hardware to VIO and new VMware infrastructure, also migrating SAN storage from DS800/4000 to VMAZ and hitachi frames on ORACLE RAC running RHEL 4.x/5.x to RHEL 7.x
• Configured RHEL 7.x server on UCS environment with HDS storage and porting over application from legacy to the new Cloud environment including security/backup schedule
• Configuring LINUX REDHAT/SUSE environments for Oracle Databases such as kernel configurations, filesystem layouts, ora file configurations. Complete SAN storage end - to-end provisioning (Host, hba, FC switch, storage controllers, storage subsystem, disk drives)
• Configuring LINUX Redhat environments for Oracle Databases such as kernel configurations, filesystem layouts, ora file configurations. OCFS and OCFS2 Filesystem
• Written scripts in bourne/korn/PERL shell for automating installation, creating users in LDAP/NIS and customization for various application and there integration with the databases
• Support of Large network and datacenters, involving migration of CISCO switches and monitoring of Firewall/Routers and other netwok appliancies
• Creating Virtual machines and snapshots and virtual machine deployment in large datacenters using VMware
• Good experience in writing and development scripts in PERL/RUBY/PYTHON for automating tasks and data analysis and other computing work
• Installing and configuring integration tools Puppet/Chef/Jenkins and Dockers for the Open stack environment
• Setting up the test environment of deployment of openshift 3 and dockers for pilot migration for healthcare department.
• Deployment of images and trouble shooting in daily calls, upgrades, security enhancements and backups on the Vcenter, cloud environment.
• Installing and building redhat (5.x/6.x) /SUSE (10.x/11.x) linux servers for differents clients using kickstart server involving Oracle RAC and also RMAN integraton
• Migration of storage on oracle RAC ASM between storage and configuring Replication using EMC VMAX
• Trouble shooting network outages involving SMTP/DNS/Exchange servers and there interaction with the application layer
• Support of Large Data centers involving HP and IBM hardware blades and UCS infrastructure
• Leading in projects involving Data center migration of Servers, upgrade and maintenance of LINUX servers, legacy environment and Windows/VMware and SAN migration for multiple vendors
• Executed Datacenter migration of HP Superdome, Blades, enclosures, Virtual connect and different clients.

System Administrator/Integerator

Confidential

• Implementation of oracle RAC 10g on HPUX blades and Itanium servers with Redhat linux RHEL Linux 4.0/5.x along with SAN storage on EVAs. Also implemented and support HPUX Service guard on Linux servers
• Implementation of system/application monitoring strategies using various tools for SUN/LINUX systems running Parallel computing and High availability clusters
• Migration of Legacy Solaris and AIX application to new Blade enclosures, Building of HPUX/linux servers using MC Service guard for SAP/oracle and migration from 11.16 to 11.19 and 11.21 version.
• Migration of storage on oracle RAC ASM on Redhat Linux between storage and configuring Replication using BCV on XP and EVA.
• Migration of storage from EMC to 3 Par and XP on Solaris clusters/Linux, Adding and modifying Veritas cluster resources. Working coordinating/implementing the procedures and DR recovery procedures.
• Configuration of Kickstart/Ignite/Jumpstart/GHOST/image servers for local and remote clients for LINUX /HPUX using various tools. Devised procedure for implementing it
• Implemented security policies/standards for unix servers, setup proxies and administering firewalls. Set up lab environment using various security tools to be implemented in production on LINUX//HPUX. 11i/11.23
• Installing, configuring maintaining JBOSS on redhat linux, ORACLE 10g on linux and setting up LINUX in SAN environment using EVA 5000. Performance tuning in linux environment using various tools.

Systems and Network Analyst

Confidential

• Setup, layout and configuration, trouble shooting of of UNIX, pcs and NT machines for small offices
• Installation and upgrade of UNIX operating systems at customer sites
• UNIX monitoring, enhancing, management and printer, modem configurations