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Windows Systems Administrator Resume Profile

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Professional Summary:

A total 7 years of experience in Windows Systems network administration combined with 4 years of experience in Virtualization designing, Implementing and troubleshooting of critical IT system on 24/7

Windows:

  • Expert in Configuring and administering windows server 2003/2008/2012, IIS 6.0/7.0, WSUS 3.0 SP2.
  • Maintained more than 1500 servers both physical and VM environment with 99 uptime.
  • Mastered in trouble shooting windows OS issues, handled escalated L3 issues in end user computing.
  • Managed a large-scale global environment of 50,000 user base with SCCM 2007/2012 and SCOM 2012.
  • Experience with deploying, configuring, Apache Tomcat, PHP, MySQL/Oracle.
  • Firm understanding of Windows security including file system permissions, file sharing, event logging, performance monitoring and disk administration
  • Designing an Active Directory and Network Infrastructure, Forest and Domain Infrastructure.
  • Implementing Group Policy, Managing and Monitoring Dynamic Host Configuration Protocol DHCP managing and monitoring Domain Name System DNS .
  • POWERSHELL 2.0/3.0 scripting skills.

Virtualization and Storage:

  • Over 4 years of experience with VMware tools - VMware ESXi4.0/5.1/5.5, VCenter, Horizon View.
  • Configured and deployed VMware environment in 20 clusters with HA, FT, and DRS features
  • Built and managed 1000 VMs including Performance monitoring, Error logging and Backup management.
  • Performed physical to virtual P2V migrations of 700 physical servers by utilizing VMware Converter.
  • Knowledge about SAN Configuration and Implementation, Storage Components like, Attached storages, SAN Switches, HBA, LUN Mapping, RAID groups, Volume Groups.
  • Strong understanding of VMware Networking concepts like creation of VSS, VDS different types of port groups, NIC Teaming, VLAN Problem management and Virtual Center and VMotion.
  • Installed racked and stacked HP Proliant Blade Servers, Dell Power Edge Servers in multiple data centers. Familiar with HP ILO, Dell OpenManage Tools

Technical skills Matrix:

Operating Systems

Windows 95/98/ NT/ XP/ 2000/2003/Vista/2008 ,Windows Server 2003/2008/2008r2/2012

VMware

vSphere 4.5/5.0/5.5, VMware ESX and ESXi, vCenter server 5.0, VMware converter enterprise, VMware Update Manager

Storage Technologies

RAID, NAS Storage, SAN Storage - FC, ISCSI, NFS

Storage

NetApp FAS series, EMC Clarrion, Vmax,Vnx, Free NAS

Servers

HP Proliant DL 380 G5, DL385 G5, DL 580 G7, DL 585 G7, DL 380 Gen8, DELL Power Edge 2950

Protocols

TCP/IP, ICA, RDP, DNS, DHCP, WINS, FTP/SFTP, TFTP, Telnet,SSL,IPSec.

Applications

Norton Ghost, vRanger, VERITAS 10 Backup, MS Netback up, MS Office

Professional Experiences:

VMware/Windows Administrator

Job Responsibilities:

  • Involved in Installation and Configuration and Maintenance of Windows 2008/2003/2000 on HP Proliant Servers.
  • Created User Accounts and Groups in Active Directory AD .
  • Configured HA, DRS clusters and capacity planning for new clusters and configured FT for the important
  • VM's and also Maintained FTP Sites, Web Servers and created Virtual Directories in IIS7.
  • Cloning, deploying VM's to Template, Templates to VM's, VMotion, Storage VMotion etc
  • Configured the NTP server in ESX Server for the time synchronization between ESX and VM's.
  • Involved in troubleshooting the issues related to Servers, Local Services, Data Centers, and Server Configuration for Microsoft Windows Systems.
  • Generated report summary and performance for ESX Servers and VM's. Created snapshots for the VM's and also created new folders, data centers, clusters and resource pools in the VC.
  • Involved in Scheduling Tasks, Monitoring Tasks, Created alarms and Deploying load balancing, implementing Network security.
  • Deploying HA DRS Cluster, Managing resources. Migrating virtual machine configuration files and virtual disks from one Data store to another Data store. Migration of servers P2V and V2V by using VMware Converter and Plate Spin.
  • Problem analysis and Troubleshooting of ESX Server with service console. Resolving issues on servers, VLANs, routers, and switches in the data center.
  • Involved in Customizing VM's Memory, hard disk, NIC and Analyzing log files, Resources utilizing monitoring.
  • Up gradation of Active directory 2003 to 2008 and troubleshooting AD problems.
  • Responsible in using BMC Remedy System for incident, change and problem management.
  • Created new VMware virtual machines to meet the specifications provided by the Client.
  • Configured VMotion for Hardware Resource Management.
  • Troubleshooting the Hung VM Sessions on ESX Host and sending the files to VMware support for resolutions.
  • Worked with internal and external auditors to ensure SOX and PCI compliance
  • Supported and Managed VMware ESX 3.5 and 4.0 infrastructure for production/non production environments including HA/DRS Clustering.
  • Creating and managing security groups and reconciliation of the same regularly.
  • Involved in On Call rotation for supporting production strictly maintaining SLA's.
  • Created documentation for Server Builds, Application Installations, Mapping the drives and Issues, which occur during software upgrades.

CONFIDENTIAL

Position: Windows/ VMware Administrator

Job Responsibilities:

  • Working as Windows server admin. Installing, configuring and troubleshooting on the Windows server 2008 2008R2 and 2012.
  • Responsible for third-level support for all server related issues. Implemented security policy and virus protection
  • Participated in complete system builds, upgrades, migrations, code deployments and patch management.
  • Prepared and maintained documentation of technologies, standards and procedures.
  • Responsible to maintain all windows servers operating systems like Windows 2003/2003 R2, 2008 and 2012 .
  • Job includes installation and configuration of VMware ESX3.5, installation and configuration of VMware Virtual Center Server and creating Virtual Machines.
  • Designed and implemented ESX server infrastructure environment.
  • Administrated server consolidation program through use of VMware ESX server and VMware Virtual Center, creating VMs, using/building VM templates and customization files, and scheduling tasks.
  • Assist in P2V and V2V conversion of Windows 2000 and Windows 2003 server editions using enterprise VMware converter and also installed the VMware tools on that machines.
  • Installation, configuration and management of multiple server suites Windows 2003/2008 on VMware ESX server
  • Job includes installation and configuration of VMware ESXi 4.1, installation and configuration of VMware Virtual Center Server and creating Virtual Machines
  • Prepared the strategy and implemented ESXi Migration.
  • Implemented the migrations of ESX servers from 3.5 to 4.0 and from 4.0 to ESXi 4.1
  • Designed and implemented vSphere 5.0/5.1 Lab environment.
  • VMware cluster with HA and DRS.
  • Performed Hot Cloning, Cold Cloning, Classic vMotion and Storage vMotion.
  • Security hardening and Monitoring of VM's ESX servers CPU, Memory, Disk, Network Utilization for Security Compliance.
  • Designing an Active Directory and Network Infrastructure, Forest and Domain Infrastructure.
  • Implementing Group Policy, Managing and Monitoring Dynamic Host Configuration Protocol DHCP managing and monitoring Domain Name System DNS .
  • Installation, configuration and administration of Windows 2008 R2/Windows 2012 server core domains in an enterprise network environment.
  • Configuring Mail server for remote Access, recipient policy, Server Policy, Mailbox policy.
  • Administering Information store Management, Public folder Management, Exchange system Manager Management, Groups and Address List Management, administrative Group Management
  • Setting up permission, delegating permission, Routing Groups and Routing groups Connectors.
  • Provide support to application teams on IIS configuration, Ensure availability and capacity of key services such as file, print, DHCP and DNS.
  • Server hardware troubleshooting by using through RIB/ILO and HP SIM .
  • Hardware firmware upgrade for physical servers like HP, Dell and IBM.
  • Performance optimization, regular health checks on servers and Systematic Troubleshooting of problems.
  • Installing and Managing Active directory and FSMO Roles Transfer in Active Directory forest.
  • Troubleshooting replication issues in active directory.

CONFIDENTIAL

System Administrator

Job Responsibilities:

  • Manage Windows Server 2003/2008 environment with a team of other Windows administrators.
  • Implemented Microsoft DHCP, DNS, WINS, Domain trust relationship, fault tolerance, file and print services, user and group management.
  • Maintain Microsoft Active Directory Environments. Utilize Active Directory Domain Services, Users and Computers.
  • Provide end users with hardware and software support on time within the support SLA.
  • Built installed and configured servers managed them remotely for software upgrades and patches. Tested antivirus updates, OS patches in test environment before deployment.
  • Manage projects through all stages of the life cycle. Research, estimating, cost analysis, vendor comparison, testing, implementation, remediation, and closure.
  • Conducted in-depth analysis of all systems, creating new system level requirements, architectural and functional specifications to streamline all system operations.
  • Single point of contact for end users during router/switch and POS installation. Documented and reported findings to facilitate problem resolution.
  • Facilitated User Acceptance Testing UAT ensured all bugs/issues were tracked and reported to development and management teams.
  • Managed and oversaw all technical aspects of retail-store build-out including creation of schedules, documents, guides for contractors, vendors, and consultants.
  • Prepared configuration documents for routers, switches and access points.
  • Implemented Virtual Box Solutions for infrastructure consolidation.
  • Supported business IT needs which included POS issues, IP networking issues and disaster recovery

CONFIDENTIAL

Windows Systems Administrator

Job Responsibility:

  • Experience with installing, configuring and maintaining Windows Server 2008/2008R2
  • Installed, configured and maintained internal application on IIS7 and 7.5
  • Installed necessary security patches every month to our production and pre-production environments.
  • Monitored WINS and DNS Servers.
  • Migration of web application from IIS 7 to IIS 7.5.
  • Experienced in making SQL connections with database.
  • Involved in Planning and manage all migrations and upgrades related to the AD or the DCs.
  • Maintained and updated Active directories for authentication.
  • Provided high availability to our production and PPE environments using NLB and F5 BigIP
  • Delegated monitored data and elevated privileges to others as needed.
  • Configured Multiple IP addresses for forward and dynamic routing.
  • Creating SSL certificates to established the secure remote desktop connections.
  • Involved in Disaster recovery exercise for all our production servers.
  • Involved in Application up gradation with all the hot fixes and server patches.
  • Expertise in taking backup and restoring data using various techniques.
  • Involved in trouble shooting and fixing day-to-day problems of the applications in production
  • Supported 24 7 on call schedule for Production support.

CONFIDENTIAL

IT Support Specialist

Job Responsibility:

  • Administered 75 Windows servers Datacenter. Responsible for installation of Windows servers and
  • Active Directory.
  • Create and maintain server builds
  • Installation, Updation and Management of virus protection tools Symantec Anti-Virus on all the
  • Servers to ensure a virus free computing environment.
  • Performing TA Technical Assurance for servers to check for quality of servers before bringing them
  • Into BAU Business as Usual
  • Responsible for administration re-validation of UserIds on all the servers.
  • Responsible for the Security Health Check on all the servers and to make the server compliance with
  • Information Technology Security Standards by fixing the deviations
  • Responsible for running TCP/IP scans to check for Vulnerabilities on all supported servers
  • Diagnose hardware and related software problems and replace defective components
  • Installation and configuring of Print Servers for Network printing
  • Scripting and distribution of scripts were done using Scriptlogic.
  • Distribution of software packages using Microsoft Systems Management Server SMS
  • Installing and configuring Internet Security and Acceleration ISA servers, configuring policies and creating rules to implement business guidelines.
  • Testing and applying Windows patches to all servers using SMS.
  • Installed and configured Exchange 2000 mail server for internal purposes. Performed client deployments of Microsoft Outlook 2000.
  • Server monitoring was performed using AdventNET ManageEngine.

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