SUMMARY:

• Over 8 years of experience in VMware virtualization, Red Hat Linux administration, and Windows Server administration.
• Expertise in VMware with Installation, Configuration and administration of VMware ESX/ESXi 4.x/5.x/6.x, vCenter Server, and vSphere 4.x/5.x/6.x.
• Expertise in advanced features of ESX/ESXi 4.x/5.x/6.x, vSphere 4.x/5.x/6.x,vCloud Director, vMotion, Storage vMotion, HA, DRS, SRM, and Update Manager.
• Expertise with patch Management of hosts and VM's using VMware vCenter Update Manager to create baselines, baseline groups to stage and remediate.
• Experience in managing storage for physical and virtual servers using DAS (Direct Attached Storage), iSCSI (Internet Small Computer System Interface), NAS (Network Attached Storage), FC (Fiber Channel), and FCoE (Fiber Channel over Ethernet).
• Expert in Server Builds, Installs, Upgrades, Patches, Configuration and Performance Tuning in Linux and Windows environments.
• Expertise in installation, management and configuration of C - 7000 blades including flex-10 transceivers configurations.
• Experience in configuring Flex-10 Shared Uplink Sets, SAN Fabrics, and Server Profiles on Virtual Connect Manager for BL460c, BL680c G6/G7/G8 on HP C7000 enclosure.
• Experience in building server profiles in Cisco UCS manager.
• Experience in developing monitoring scripts to track I/O, RAM, and CPU performance.
• Experience in managing Active Directory, DNS and the administration of Group Policy Objects in Windows Server 2003/2008/2012.
• Experience in migration and upgrades of Windows and Red Hat Servers.
• Experience in installation of Windows Server using Windows Deployment Services and installation of updates with Windows Server Update Services.
• Experience in Cloud computing on VMware vCloud, and AWS (Amazon Web Services).
• Experience in configuring Apace and IIS web servers.
• Strong in LVM Performance monitoring, Error logging, Diagnostics, Fine-tuning and Backup management.
• Creating and maintaining user accounts, profiles, security, rights, disk space and process monitoring.
• Resolving system errors and crashes, huge file sizes, file system full errors.
• Expertise in installation and configuration of Active Directory Domain Services, DNS, DHCP and Hyper-V, and setting up Trust Relationship between Forests and Domains.
• Experience in Logical Volume manager to configure and manage disks.
• Experience in Linux installation using custom scripts.
• Experience in configuration/administration of Red Hat Kick start.
• Expertise in VMware plan build, maintain and performance tuning the Virtual environment.
• Experience in creating of VMware Lab setup as per Internal QA team’s requirement using VMware ESX/ESXi servers.
• Experience in remote installation of Linux using PXE boot.
• Experience in installation, configuration of Linux/Windows virtual machines in VMware Infrastructure using Templates, Cloning, ISO’s, and Boot from SAN.
• Experience in installations of database servers for Oracle, SQL Server, and MySQL.
• Experience in resolving tickets and troubleshooting network and storage issues related to the servers.
• Experience working in Production and Testing Environment.

TECHNICAL SKILLS:

Operating Systems: RHEL4.x/5.x/6.x/7.x, Windows 2003/2008/2012 R2, and ESX/ESXi 3.x/4.x/5.x/6.x.

Virtualization: VMware 3.x/4.x/5.x/6.x, ESXi/vSphere & Configuring DRS, VCB, HA, vMotion & P2V, VMware vCloud Director, SRM, View, Hyper-V

Hardware: HP ProLiant BL 460 G6/G7/G8, HP C-7000, Cisco UCS B200's B250's M1's M2's. Dell R-900, R-710's

Languages: Bash, PowerCLI, Power Shell.

Automation: Puppet, Chef.

Cloud: vCloud Suite, OpenStack, AWS.

Storage: Net App FAS/NAS, EMC VMAX, VNX.

PROFESSIONAL EXPERIENCE:

Confidential

VMWARE /System Administrator

Responsibilities:

• Involved in Updating and Patching of Linux/Windows Guests.
• Configured and installed VMware tools on the custom built VM’s.
• Provide high level support for ESXi servers running on HP ProLiant servers and Linux/Windows virtual servers.
• Involved in installation, configuration, and maintenanceof Windows AD server.
• Involved in creation of various user profiles and environment variables to ensure security.
• Configured and Administered NFS, NIS, and RAID Configuration.
• Used VMware vSphere client to monitor virtual machine resource usage.
• Responsible for Red Hat Enterprise Linux /Windows installations and troubleshooting.
• Administered Windows server 2003/2008/2012 Active Directory, DNS, DHCP, WINS and building new windows physical/virtual servers as per the requirement of the project.
• Involved in creating/managing Virtual Machines, creating clones and templates/images for deploying VMs.
• Responsible for managing vSphere and ESXi servers using vSphere command-line interface (CLI).
• Installed vCenter Server instances to enable centralized management of multiple hosts, maintaining and troubleshooting VMware vCenter, and vCloud Director.
• Linked Different vCenter Servers using linked mode to have a single instance of vSphere Client to manage the whole Virtual environment.
• Involved in physical to virtual migrations of Linux and Windows servers using VMware Converter.
• Responsible for performing daily systems monitoring, verifying the integrity and availability of all hardware, server resources, system and key processes, review systems and application logs.
• Involved in installing, maintaining and troubleshooting VMware vCenter 4.x/5.x/6.x.
• Implemented disaster recovery utilizing VMware Disaster Recovery.
• Involved in the configuration of VMware High Availability, Fault Tolerance, Distributed Resource Scheduler and Site Recovery Manager.

Confidential, Virginia

System Administrator

Responsibilities:

• Installed and configured RHEL/Windows physical and virtual servers using Kickstart, ISO and templates.
• Performed day to day tasks of completing the assigned tickets for user creations, network configurations, Storage and hardware issues.
• Installing and configuring Red Hat Enterprise Linux 5.x/6.x on ESX 4.x/5.x based environment residing on HP blades as required for UAT.
• Deployed various RHEL and Windows Server virtual builds using VMware templates.
• Configure and maintain NFS servers for both media and data sharing between servers and resolved any shared storage server issues.
• Configure HP C-7000 enclosure and blades leveraging Onboard Administrator, Virtual Connect Manager and ILO.
• Configure flex-10 Shared Uplink Sets, SAN Fabrics, and Server Profiles on Virtual Connect Manager for BL460c, BL680c g6/g7 on HP C-7000 enclosure.
• Perform ILO2/ILO3, Onboard Administrator, and Virtual Connect firmware upgrades on HP C-7000 and HP g6/g7 blades.
• Installing, patching, management and troubleshooting of RHEL 5.x/6.x and Windows 2003/2008 servers.
• Performed configuration of IIS server on Windows 2008 R2.
• Generating report summary and performance for ESX servers VM’s, creating snapshots for the VM’s, adding new folders, datacenters, clusters, and resource pools in vSphere.
• Migrating virtual machine configuration files and vmdk (virtual disks) from one Data Store to another utilizing storage vMotion.
• Testing, monitoring, and maintaining the infrastructure and system applications.
• Configured and deployed patches, upgrades, bug fixes on both physical and virtual Red Hat Linux servers using satellite server.
• Used VMware vSphere client to monitor virtual machine resource usage.
• Red Hat Enterprise Linux and Windows installations on HP servers.
• Performed Physical to Virtual migrations of Linux and Windows servers using VMware converter.
• Used NetBackup for backing up and restoration of file systems and servers.
• Maintained, updated and audited system documentation.

Confidential

System Administrator

Responsibilities:

• Implementation, Integration, Problem resolution, Root Cause Analysis, Quality Assurance, Disaster Recovery, Audits, Hardware/Software OS.
• Application Maintenance, Performance Tuning, Upgrades, OS Backups, Migrations, User Account Maintenance, Storage Management, Patch Management and all other daily system administration functions.
• Provided 24/7 on call support for 1000 Red Hat Physical servers residing on BL 460C blades and virtual servers running on ESXi.
• Configure HP C7000 enclosure and blades leveraging Onboard Administrator, Virtual Connect Manager and ILO
• Configure Flex-10 Shared Uplink Sets, SAN Fabrics, and Server Profiles on Virtual Connect Manager for BL460c, BL680c g6/g7 on HP C7000 enclosure.
• Perform ILO2/ILO3, Onboard Administrator (OA), Virtual Connect firmware upgrades on HP C7000 enclosures and HP g6/g7 blades
• Network based installation on huge number of machines using KickStart and NIM.
• Responsible for RHEL and Windows serverconfiguration and management.
• Involved in configuring NFS, NIS and DNS environment and mounting and unmounting the file system.
• Responsible to installand configure system monitoring tools like Nagios.
• Installation and Implementation of Apache Application Server.
• Planning and Deployment of Local Area Network administration.
• Scheduling cronjobs for job for Linux automation.
• Installing and updating packages using YUM and Red Hat Satellite Server.
• Linux Server monitoring for maximum availability using Nagios and taking steps to keep servers up and running under 24x7 environment for maximum uptime.
• Provided support for both the physical and virtual servers with RHEL and Windows operating systems.
• Involved in creation of Linux VM s by using Templates & Clones.
• Attended team meetings, change control meetings to update installation progress and for upcoming changes in environment.
• Supporting Linux servers inproduction/staging/development environment.
• Responsible for user creation, file/dir level permissions, Sudo permissions etc.
• Perform system trouble-shooting, performance tuning and capacity planning.
• Implementing disk quotas, security standards on Linux servers.
• Configuration & Installation of Red Hat Enterprise Linux by using Kick Start, NIM and customized scripts.
• Configuring and implementing Linux kernel recompilation.
• Disk configuration using format and fdisk.
• Configuring and maintaining Apache and MySQL clusters.
• Tuning of kernel parameters.
• Creation and maintenance of VMware clusters and VUM (VMware Update Manager).
• Installed and configured Patches and Packages and maintain security fundamentals by configuring IP tables.
• Use vSphere vCenter Server to monitor virtual machine resource usage.
• Work daily with developers and DBA teams to maintain and develop a production environment.
• Rotating on call responsibilities for Production environment.
• Responsible for maintaining inventory for all Linux servers at corporate and remote locations.
• Technical Trouble Shooting and Issue Resolution.
• Part of VMware migration team in implementing and updating the latest versions of VMware as well as building new VM instances as per the business requirement.

Confidential

Linux System Administrator

Responsibilities:

• Planning of OS upgrades for existing infrastructure.
• Planning and Implementation of Kernel patches on Windows and Linux Servers.
• On-call support using the Remedy Ticket System for routine system administration issues.
• Using VM converter converting Physical machines to virtual machines.
• Updating/patching Linux, Windows Virtual Machine in VMware clusters
• Creating VMware Lab setup as per Internal QA team’s requirement using VMware ESXi servers.
• Tuning of the TCP/IP stack for troubleshooting application and OS issues.
• Used NetBackup for backing up & restoration of file systems.
• Built new servers using Custom jumpstart installation and Kickstart.
• Worked with Firewalls using IP Tables.
• Open SSH configuration, Sudo Configuration.
• Repairing the corrupted file system using FSCK.
• Created Logical Volumes (LVM) for Linux operating system.
• Responsible for managing the OS test, release and push process.
• Responsible for adding and maintaining users on the network.
• Supported and implemented system standards, processes and security to maintain corporate IT standards.