SUMMARY:

• IT Professional with 9+ years' experience in Systems Administration with a primary focus on installation, configuration, and administration of VMware Virtualization vSphere, ESX 4.0, 4.1 and ESXi 5.x, 6.x VMware Vcenter and Wintel/Windows servers (2003, 2008 R2, 2012 R2, 2016).
• Documented procedure to implement into the production environment.
• Planned, configured maintenance and administration of window system.
• Expertise in advanced features of ESX/ESXi 4/5/6, vMotion, Storage vMotion, HA, DRS, and Update Manager.
• Expertise with maintaining and updating the Domain Controllers and RODC in Windows Server 2003/2008 R2/2012
• Build, configure and deploy VMs and templates. Completed Physical - to-Virtual (P2V), Virtual-to-Virtual (V2V) migration of Windows 2003, 2008 R2 & 2012 servers from VMware.
• Experience in designing installing and implementing VMware ESX server, VMware virtual center, setting up V-Motion, HA, DRS, and related Vmware products such as VM Workstation, VMware converter VM Backup products and other products for virtualization
• Expertise in upgrading of ESXi 4.1 to ESXi 5.0,5.1, 5.5, 6.0 hosts, vCenter 4 to 5 and 6, as well as upgrading 3000+ VM’s from Virtual machine hardware 7 to 8, 9, 10 as part of a major enterprise upgrade.
• Expertise in creating AD 2008 R2 & 2012 accounts, file permissions, DNS records administration.
• Expertise in assisting with the administration and upgrading from Windows 2003 to 2012 active directory, LDAP and domains.
• Experience in RHEL/Windows Server provisioning, Upgrades, Patching, Configuration and Performance Tuning in Linux, and VMware environments.
• Expert in Server Builds, Installs, Upgrades, Patches, Configuration and Performance Tuning in Red Hat Linux/Windows Server 2003/2008 R2/2012 on Vmware virtualized environments.
• Expertise in creation of RHEL and Windows 03/08/12 servers utilizing templates, custom ISO’s and PowerCLI scripts.
• Experience in creating protection groups, recovery plans, test DR plans, and SRA’s in SRM.
• Experience in developing documentation and runbooks for disaster recovery plans via SRM by coordinating with multiple datacenters across the US.
• Hands-on experiences in configuring Cloud platform (Virtual Networks Multi-site, Cross-site, VMs, VNETs, Azure AD, Load Balancers, Azure SQL, Service Bus, Azure API gateway/Management, Traffic Manager, CDN, Cloud Services).
• Responsible for L2 & L3 support for all Server related issues. Operation and maintenance of Windows, VMware ESXi, Backup, Network.
• Experience in working with ESX and ESXi servers - configuration, Installation, management and maintenance.
• Experience deploying ESXi based servers on Cisco UCS, HP ILO and OA/VC for datacenter production and lab servers.
• Expertise in building, configuring and upgrading HP-7000 Enclosures with HP BL 460’s, BL 620’s, BL 680’s, HP Integrity BL 870c i2 utilizing OA, VCEM, HP Virtual Connect Support Utility, Cisco UCS full blade and half blade servers.
• Extensive experience with Active Directory, GPO’s, DHCP, DNS, IP, Sub Nets, VPNs, vLANs, Network routing, firewalls, LAN/WAN switching and Backup & Recovery, File & Print Server, IIS (Web Server), FTP, Terminal Server
• Experience configuring Shared Uplink Sets, SAN Fabrics, Server Profiles, Boot from SAN on both Flex-10 and Flex Fabric.
• Expertise in creating VM Templates, Cloning and managing Snapshots.
• Expertise in building out HP C-7000 Enclosures via configuring shared uplink sets, SAN Fabrics, Server profiles.
• Understanding of Windows Active Directory, LDAP, DNS, DHCP, Windows desktop and Remote desktop. Implementation and administration of Active Directory in Windows 2008, 2012 and 2003 environment.
• Experience in creating and configuring Microsoft Clusters, Updating the windows servers using WSUS and evaluating performance of the servers using SCOM.
• Hands on experience with FC SAN, iSCSI and NAS storage.
• Experience with various storage arrays like VMAX2/VMAX3, DMX in provisioning LUNS to the host using SymCLI, and ECC/SMC/UniSphere.
• Comprehensive knowledge on VNX platform using UniSphere like implementing administration and managing VNX 5300, 5700, 7500.
• Expertise working on VMware Converter 4.3/5.0 to do virtual to virtual migration as well as Physical to virtual server migration
• Experience writing both Power Shell and PowerCLI scripts to automate Virtual Machine builds and DNS entry configurations.
• Experienced in installing, configuring Windows 2008 / 2003 and ESXi on HP rack Servers DL 580s, 380s, HP C-7000 enclosures running BL460c, BL620c blades, Dell R-710 rack servers and Cisco UCS B200’s B250’s.
• Experience in developing documentation and runbooks for P2V migrations utilizing VMware converter by coordinating with multiple datacenters across the US.
• Experience with tier three supporting servers and directory service issues. Any unresolved issues were escalated directly to VMware support.
• Experience in managing and configuring multipath based solution and well experienced in configuring NetApp SAN based LUNs.
• Expertise in VMware environment architecture, maintenance and performance tuning the Virtual environment.
• Expertise in configuring HP DL 580’s, 380’s G5’s/6’s/7’s rack servers and upgrading servers using HP Smart 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.
• Installation Management Services, NetScaler, Branch Repeater and Access Gateway (CAG) with Advanced Access Control, Application Profiling, Streaming, Certification and Management.
• Maintaining IT infrastructure including server hardware, VMware environment, data storage, switching and routing, backups, email, firewall, spam filtering, AV, VPN, mobile devices, VOIP systems, network monitoring, and all Microsoft technologies.

TECHNICAL SKILLS:

Virtualization: Design, install, configure VMware Virtualization ESX, ESXi 5.x, 6.x, within vSphere 4, 5 and 6 environments with Virtual Center management, Lab Manager, Consolidated Backup, DRS, HA, DPM, vMotion, Desired state confirguration(DSC), power Shell, VMware Data, Hyper-V, performance characteristics for VMware vSphere and SAN-backed applications and legacy hardware

Server Admins : MS Wintel/ Windows Server/Exchange Server (2000/2003/2008/2008 R2/2012), MS Lync, Red Hat Linux (Enterprise Linux 4/5/6), UBUNTU, SUSE 8/9/10. IBM Servers, HP ML 350 G6, -HCL INFINITI GLOBAL LINE 2710BC.

Routing Protocols/Others : RIP, RIP2, IGRP, EIGRP, OSPF, OSPFV3, ISIS, IPV6 address, Active Directory, LDAP, SSH, SCP, Rsync and CLNS address.

Operating Systems: Windows 9x, Windows 2000 Server/Professional, Windows XP, Windows 2003/2008 R2/2012, Windows Vista, Windows 7, Vmware ESX/ESXi, Citrix.

Network Protocols: TCP/IP & subnetting, configuring routing, VLAN, access lists on routers, Switches, ASA, CAT 3560G, 1841 Router

Networking : LAN WAN concepts, routing and switching, configuring inter- VLAN communication

Terminal Services: Remote Desktop Services, VNC, Putty, Tera Term, Team Viewer, citrix, Logmein and Terminal Services.

Backup: VERITAS Netback up, TSM, Avamar and Windows NT Backup, batch scheduling

Confidential, Fridley, Minnesota

Windows/Wintel and VMware Admin/Engineer

Responsibilities:

• Installing, configuring, Troubleshooting and management of ESXi 6.x, 5.x and vCenter Server 5.
• Well Experienced with designing, installing and implementing VMware ESX servers and vCenter server and setting up of VMware Features like V-Motion, HA, DRS.
• Maintained Windows Servers 2008 R2, 2012 R2 administration created User Accounts and Groups in Active Directory (AD) as required after gaining required approvals.
• Managed several hundred ESXi servers located at various data centers by one virtual center. Each Data center has multiple clusters configured HA and DRS for disaster recovery, Load balancing and troubleshooting.
• Creating and Deploying of Virtual Machines from Templates and creating Snapshots with in no time, Cloning of Virtual Machines for future Deployments.
• Creating and managing the users, groups, GPO in the Active Directory.
• Creating and managing multiple snapshots. Created resource pools and added VM's into the pools.
• Used vCOPS (vcenter operations Manager) for monitoring and generating reports for VM environments like Test, Development and Production.
• Converted several physical Servers (both Linux and Windows) to virtual Servers using PlateSpin.
• Monitoring Hardware health/Availability status and event alarms for Incident.
• Performing initial Cisco UCS cluster setup and provide management IP addresses for blade Servers.
• Creating and configuring VNetwork Standard Switch (VSwitch), VM Kernel Ports, VM ports, Service console and NIC teaming.
• Configuring vNetwork Distributed switches and migrating the networks from VNetwork standard switches to vNetwork Distributed switches.
• Configuring different type of Port Groups Policies, Applying Security policies, Traffic Shaping, Load balancing, Failover detection, Hard and Soft zoning and VLAN Tagging.
• Migrated Physical Machines to Virtual Machines (P2V) and Virtual Machines to Virtual Machines (V2V) using VMware converter and vCenter Guided Consolidation.
• Daily responsibilities included maintenance of Virtual machines for performance issues also implemented V-Motioning, Hot and Cold Migration of virtual servers and performed Storage VMotion where the storage is migrated.
• Created and maintained SQL server cluster for HA, DRS, VC, ESX servers and VM's.
• Good experience with VMware Update Manager and Host Update utility to install patches and updates on ESX hosts and virtual machines.
• Installing, Configuring Active Directory Domain services for wintel/windows and created, managed, and monitored a variety of users, groups, and GPO’s in Active Directory services and group policies.
• Administration and Troubleshooting of Active Directory Domain Controllers issues and provide Technical Support.
• Responsible for deploying certificates on to the Domain Controllers.
• Managed domain migration of Active Directory objects, including users, servers, and PCs.
• Migrated servers, users, and AD objects from legacy domains to target domains.
• Experience in administering Windows Terminal Server, Group Policy management and Active Directory environment.
• Created Domain User Accounts, Distribution Groups with Active Directory/Exchange.
• Design, implementing and managing Active Directory(AD), LDAP, Internet Information Server (IIS), Microsoft Operations Manager (MOM)/System Center Operations Manager (SCOM), Systems Management Server (SMS)/System Center Configuration Manager(SCCM).
• Worked with installs, config and support for citrix xenapp servers, excahgne and active directory administration.
• Installation of bare-metal servers using satellite servers.
• Deployed VM’s through powershell scripts, Desired state confirguration(DSC), Worked with OSI models..
• Server builds on Cisco UCS blade (B440, B250, B200), C-Series rack servers and HP, DELL servers.
• Responsible for Designing, planning, implementing and administration of Microsoft Windows 2008/R2 and 2012 on to HP blade chassis, Dell servers and as well as on Virtual servers.
• Configured and supported Microsoft clusters on VM's using RDM's and iSCSi storage.
• Coordinated with the windows team in the server upgrades for 2003, 2008/R2 & 2012, 2016 using Blade-Logic & SCCM tool for the Client machines for the updates across the globe, share point folder 2013/2016 administration..
• Responsible for generating reports, diagnostics, and evaluating performance metrics using SCOM
• Extensively managed Active Directory like all the problems related to user accounts, domain accounts, managing permissions etc.
• Experience in Remote deployment of Microsoft Windows 2003/2008/R2/2012 servers using Altiris deployment solution or manual installation of a server using HP ILO, Cisco UCS manager for remote connection to a server.
• Maintaining servers with latest security updates, critical patches, batch scheduling, anti-virus, and backup.
• Install and maintain SCOM in the environment and maintain the monitoring configurations.
• Installed and configured Windows 2008/2012 servers. Maintain and monitoring 1000+ servers for firm via SCOM alert system
• Utilize SCOM system management tool to monitor infrastructure health.
• Maintaining Print servers, Application servers and File Servers.
• Extensively worked with Active Directory Services, LDAP protocol, IIS Servers, DNS, and DHCP.
• Configured and maintained new VM's and Installed Microsoft Windows 2012/2008/2003 Servers, managing VM's and ESX servers.
• Migrated Physical servers to virtual using the Plate-spin convert and Virtual to Virtual from one datacenter to another using Plate Spin and the VMware converter, worked on vcloud director.
• Managed to take snapshots of all the Virtual machines while providing disaster recovery and backup services using the VMware consolidated Backup tool.
• Involved in day to day support related to Data Center, documentation of run books, training, support, and coordination with off-shore team for moving/relocating Widows/VMware/Applications/Backup
• Responsible for supporting system design and implementations as well as provide first level of support for any issues.
• Supports integration between virtual platforms and desktop tools to deliver optimal environment for Customer support reps
• Planning migration strategies, DR plans with SAN and NAS data, deployed VCops for monitoring.

Environment: vSphere, VMware EXSI 6.x, 5.x, Hyper-V, VMware update manager, LDAP, active directory, Wintel, Windows 2012/2008 R2 Server, Cisco UCS 5108, MS Lync,OSI model, AWS, CA Service desk, SSH, SCP, Power shell, HP Blade C7000 and C3000, HP VCEM- Virtual Connect Enterprise Manager, Share Point, Batch scheduling, vcloud Director VMware View, Java, .Net, ASP, ITIL, ITAR Standard, Desired state configuration(DSC), Citrix and SQL.

Confidential, Tulsa, Oklahoma

VMware/Wintel/Windows Administrator

Responsibilities:

• Implementation of VMware vSphere 5.0 with Enterprise Plus Features of vDistributed Switch and Host Profiles Upgrade Experience from Vmware Infrastructure 4.0, 3.5 to vSphere 4.0 and 5.x, including vCenter4.0, ESX 3.5,4.0 and 4.1 Hosts, Update manager, vSphere client, and Virtual machines tools and H/W upgrade to vSphere 5.x
• Installation and maintain 2012 System Center Operations Manager (SCOM)
• Installation of ESXi 5.0/5.1, vCenter 5, Update manager, and Administering VM’s across 2 Datacenters running around 10000 VM’s while migrating servers from different locations on the globe.
• Handled all the vCenter operations like vMotion, Storage vMotion, VM templates.
• Responsible for Active directory, GPO, Domain users, Administrating users and groups and given appropriate permissions and privilege to access our LAN and Domain environment.
• Performed daily system monitoring, verifying the integrity and availability of all hardware, Server resources, systems and key processes, reviewing system and application logs, and verifying completion of scheduled jobs such as backups.
• Active Directory Services, Active Directory Group Policy Objects (GPO), Group Policy Management Console (GPMC), DNS Console.
• Administer, maintain, and troubleshoot Active Directory environment including replication, group policy, and security.
• Installed and configured vCenter update manager for installing ESXi patches and any missing VIB's.
• Responsible for Active Directory, Windows 2008 and 2012 OS, Window 7 OS.
• Administrating production Servers/network infrastructure that includes Wintel, Windows.
• Implementation of 2012 MS Systems Center Configuration Manager (SCCM).
• Install and maintain VMware view for all environments.
• Specializing in Private Cloud solutions on vCloud Director running on VCE vBlocks.
• Along with VMWare, the client used HYPER-V for some Window servers.
• Experience delivering business systems using RPG (ILE)
• Installing IBM operating system upgrades, creating devices and printers.
• Management of Hyper V production platform, development platform and DMZ platform.
• Installation of vCenter5.1 Single Sign on Server (sso), Inventory Services and vCenter5.1
• Implementation of SRM 5.0 at different locations to recover thousands of virtual machines including production, new VM’S, P2V, V2V and clones.
• Utilized powershell scripts to deploy Virtual machines and also with Desired state configuration (DSC).
• Install, configure and troubleshoot Windows 2003/2008 & R2/2012 server in a distributed enterprise environment using Standard Microsoft tools. Also, Installed the required roles, softwares and tools, Exchange, MS Lync.
• Responsible for the migration of all the Windows 2003 servers to Windows 2008 servers.
• Building new VM guest machines for the Backup Media servers where ever needed in Remote sites.
• Responsible for production support of Active directory (AD), GPO, Domain users, Users and groups and given appropriate permissions, shares and privilege to access LAN and Domain environment, OSI model.
• Perform 2nd and 3rd level Problem analysis of systems and subsystems for global clients via Remote Connections to
• Windows Versions 2000, 2003, 2008 and 2008r2 server based Systems.
• Hands on experience in iSCSI, NFS, CIFS, and Fiber Channel protocols, Fiber Channel cabling, switching and zoning.
• Built ESXi 5.5 POC DEV environment as requested by the Management for the Application to validate the functionality.
• Extensive experience in building HP Proliant servers DL/DB series and Dell Power Edge servers with RAID 0, 1, 5 and 10 configurations.
• Implementation of install, design and configuration of VMware’s across different data center locations.
• Identify, isolate and repair computer equipment showing wear and tear as well as during preventative maintenance routines.
• Implementation of different Host Profiles for Multiple Clusters across Multiple Data centers
• Managing EMC Data Domain for transform backup, archiving, disaster recovery with high-speed, efficiently replicate backup and archive data.
• Experience with EMC VPlex used for data mobility, continuous Availability, migrations, stretched clusters and scale out cluster architecture.
• Implementation of SRM 5.0 on vSphere across multiple sites to provide Disaster recovery solution for VMware Vsphere Environment, vSphere Linked Mode and replicated storage, Configuring Sites Roles and Privileges, Alarms for monitoring the Site Status. Failback Testing from Protected Site to Recovery Site in SRM and Shared Recovery Site across multiple Protected Sites.
• Install, maintain & monitor Citrix 6.5 Server, upgrades and also worked with patching and maintenance .
• Daily participation with DB teams to resolve the SQL and Oracle server migration issues.
• Experience on Host Profiles, Distributed Switch, DRS, VMotion, SV-Motion, Resource pools, permissions, Patches, Snapshots, Tools Upgrade, disk expansions, Templates, and many more.
• Extensive migration of DB servers including SQL servers along with Oracle servers.
• Building VM’s and new Templates for new Projects and allocating them to appropriate Resource pools.
• Upgrading the Firmware to the latest version/date on the BIOS/ controllers/ hard drives.
• Installed the ProLiant Support Packs (PSP) to deploy software updates remotely and thereby reducing server maintenance costs.
• Installed the VMware Capacity Planner in planning, designing and implementing the virtual infrastructure environment according to Vendor management and monitoring of virtual environments, using various network monitoring tools.

Environment: HP ProLiant BL Series, Smart Start 8.4, VMware VSphere 5.0, VMware view 5.3, ESX 4.0 & 4.1, ESXi 4.0,4.1,5.0,5.1 EMC & NetApp SAN/NAS, citrix, Rsync, MS Lync, Share Point, CA Service Desk, Java applications, ASP, .net, AWS, ssh, scp, NFS, CIFS, Wintel/Windows 2008, 2003, Power shell, Virtual Center, SEP 11.x, SEP 12.x VMware ThinApp, ITIL, ITAR compliance Standard and procedures.

Confidential, Richardson, Texas

VMware and Windows Systems Administrator

Responsibilities:

• Designing and Documentation for Racks move from one cage to other big cage in datacenter.
• Worked on large datacenter consolidations and completed them successfully using multiple P2V conversion using Vcenter Converter.
• Job includes installation and configuration of VMware ESXi 4.x, installation and configuration of VMware Virtual Center Server and creating Virtual Machines.
• Assist in P2V conversion of Windows 2000, Windows 2003,2008 and Linux based server editions using enterprise VMware converter and also installed the VMware tools on that machines.
• Provided disaster recovery and backup services using the VMware consolidated Backup (VCB)
• Job also includes creating templates and deploying Virtual Machines through templates, cloning Virtual Machines and managing Virtual Center permissions.
• Migrating windows server 2003 to windows server 2008 is my primary role in this project.
• Administration and support of Web Servers, file servers and data base servers.
• Responsible for upgrading the servers from windows server 2003 to windows server 2008.
• Troubleshooting the network issues in the servers, Installing and configuring new windows 2008 server
• Managed Group Policy Objects (GPOs) throughout the Active Directory (AD) enterprise
• Implementing Group policies as per the Customer request.
• Creating groups, users and assigning share permissions.
• Developed project plan, served as primary task resource, implemented and migrated domain from Windows 2003 to Windows 2008
• Planned and executed on Active Directory computer migration to new forest.
• Installed and configured IIS on windows 2003 and 2008 R2.
• Creating and Managing VMware cluster with HA and DRS. Creating and Managing resource pools for Virtual Machines. Monitoring and managing performance of ESX servers and Virtual Machines.
• Used ESXi Image Builder CLI to create ESXi install images with custom updates, patches and drivers
• Using vCenter server for HA, DRS, FT and VMotion
• Setup, configuration, and problem diagnostics of server hardware.
• Creating and Managing resource pools for Virtual Machines
• Strong experience creating Virtual Apps and using VMware ThinApp.
• Create virtual switches and port groups, configure virtualization networking settings for redundancy by teaming up NICs, configure network traffic, security and load balancing policies.
• Good knowledge on integrating SAN, iSCSI and NAS with ESX servers.
• Excellent log analysis knowledge for monitoring performance (CPU, Memory, Disk, network Utilization) and virtual infrastructure alarms in vCenter servers.
• Create and maintain environment specific installation and configuration guides for P2V Conversions, ESX server and VCenter Server installation.
• Using Virtual center server for HA, DRS and VMotion. Working on Migration concepts like VMotion and cold migration.
• Creation & Troubleshooting of Virtual Network. Troubleshooting ESX & Virtual Machines.
• Creation of templates from VMs and Creation of VMs from templates.
• Performance monitoring and tuning for ESX Servers, Virtual Center Server and VMs.
• Installation, configuration and management of Veeam Backup and Replication for virtual machine backup. Management of HP SIM for hardware monitoring.
• Installation, configuration and management of Windows Server 2003 &2008.
• Management for Active Directory and patch management.

Environment: Virtual Infrastructure 3, vSphere 4.0, Hyper-V, Windows 2008 R2/2008/2003 Server, HP EVA 8400, HP Blade C7000, HP Blade C3000, SSH, remote, Rsync, Citrix, HP VC Flex 10, Netapp, NFS, EMC, CIFS

Confidential, Hawthorne, California

Windows, VMware Admin

Responsibilities:

• Publishing and assigning the user permissions to access the Applications in Windows Management Console.
• Creating the load evaluators for load balance purpose while users accessing the Applications.
• Maintaining the file server, application and Print Server.
• Co-ordinated with the network administrators for issues related to Brocade & Cisco for the performance issues that occurred in the regular day to day operations with storage connectivity.
• Deployed VMs through Template. Creating & Troubleshooting Virtual Networks and vSwitches.
• Installed and configured new servers at client location with win 2003 Operating System and their required Applications.
• Deployed the following Operating systems Win98, Win 2000 Win XP, Win NT, Win 2003, Win 2008 on to different physical and virtual servers.
• Configured Group Policies, Active Directory, password resets etc. Configuring, troubleshooting and monitoring core services such as Active Directory, TCP/IP, DNS, WINS, DHCP and group policy.
• Installation and configuration of Windows 2003 and designing of Active Directory Configured DNS, DHCP.
• Created User Accounts, groups and running scripts on production servers.
• Assigned local security policies on member servers and standalone servers using RDP.
• Manage and monitor Active Directory services and group policies.
• Worked elaborately on different windows environment which include Windows Work Station, Terminal, 2003 and 2008.
• Strong Knowledge in creating various objects like User Accounts, Computer Accounts, and Auto logon accounts.
• Assigning folder permissions to the users by gathering approval from the group owners.
• Efficiently created and managed various Groups (Domain Local and Global Security
• Worked on HP Open View Service Desk (OVSD) tickets.
• Raised tickets for any issues discovered during validation.
• Using Net Use command to check whether we can connect to member servers or not.
• Scheduling scripts twice a week and worked extensively on bad server list.
• Categorization of server in terms of complexity and effort required to complete the primary system access tasks.
• Experience with VMware, creating VM Sessions for installing multiple OS and applications.
• Working on Ticket process in receiving Incident tickets in Remedy Tool in 24x7 environments.
• Created standard operating procedures and process documents for training off shore resources.

Environment: Windows/ Wintel 2000/2003/2008 server, Active Directory, DNS, DHCP, Exchange 2003/ 2007, Microsoft Office, VMware VCenter Server, EMC CLARiiON, Symantec Netbackup, SQL server 2005/2008, Service-now.

Confidential, St. Augustine, Florida

Windows, Linux and VMware Admin

Responsibilities:

• Experience in creating Clusters in Virtual Center and adding ESXi Hosts to Virtual Center Clusters.
• Implemented and managed IP Addressing; configured TCP/IP addressing on a server.
• Performed database administration and performance tuning for Oracle and MYSQL databases in Linux Servers and automated database backup with shell scripts.
• Upgraded older Linux distributions from RHEL3/4 to RHEL5.
• Worked with LVM (logical volume manager).
• Configured automatic updates for network clients by using Group Policy.
• Troubleshooting active directory replication issues.
• Provisioning virtual servers and workstations on VMware ESX servers. Distribute software using SMS Admin.
• Implementing RAID configurations for new servers.
• Processing mailbox creation requests and providing mailbox access rights.
• Grant various levels of access to intranet sites.
• Troubleshoot Windows, Microsoft Office and other software related issues for users.
• Remote Management using SMS Admin. Work on Incident Management tickets.
• Provide remote access to Citrix farms.
• Investigate and resolve Domain lockout issues.
• Sharing Folders, Planning and Assigning NTFS Permissions and System Policies
• Built the Wintel servers and worked on the QA of the servers
• Responsible for production support of Active directory (AD), GPO, GPP, Domain users, Users and groups and given appropriate permissions, shares and privilege to access LAN and Domain environment.

Environment: Windows/ Wintel 2000/2003/2008 server, RHEL 4/5, Active Directory, DNS, DHCP, Exchange 2003/ 2007, Microsoft Office, VMware VCenter Server, EMC CLARiiON, Symantec Netbackup, SQL server 2005/2008, Service-now.