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Systems Administrator Resume

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Phoenix, AZ

SUMMARY

  • Over 10+ years of extensive experience as Windows Systems and VMware Administrator, in network planning and technical design implementation, installing, monitoring and troubleshooting of network and communication equipment. Expertise includes:
  • Professional Working Experience on HP Servers (DL360/380/580, ML580), HP ProLiant BL460 Blade servers, DELL Power Edge Servers and Cisco UCS Blade Servers.
  • Building Windows 2008 R2 Cluster Environment for High Available Applications.
  • Upgrading Windows 2003 environment to Windows 2008 or 2012
  • Experience in Active Directory, Domain Controllers, GPOs, DNS, DHCP, File & Print Server, IIS (Web Server), FTP, Terminal Server, NAT, Microsoft Clustering and Exchange Mail Server in Windows based server environment.
  • Expertise in installing, configuring, administering Virtualization technologies like VMware ESX/ESXi 3.0, 4.0, 4.1, 5.0, 5.1, 5.5 and 6.0.
  • Expertise in configuring and administering HP SIM, HP OA and Vizioncore VRanger Pro DPP, VFoglight.
  • Outstanding skills in supporting users over phone as well as using Remote Support Tools such as Windows Remote Desktop, WebEx and ILO to connect to the servers.
  • Design and implement Data Center Migration from one location to another location of Data Center
  • Experience in Data Center Migration tools like vConvertor, Zerto, Double Take and VMware SRM
  • Supporting Citrix XenApp 5.0, 6.0 and 7.0 Servers and Published Applications installed on them
  • Managing User Access Control on Citrix XenApp Servers
  • Experience in Windows 2012/2008/2003/2000/ NT4.0 Servers at single or multi domain platforms.
  • Experience in Installation (Server Build) of all types of Windows Operating Systems (2000/03/08 servers), Application software under multi - platform environments, deployment & monitoring servers.
  • Installing Windows 2003/2008/2012 Server builds with Automation tools Altiris and Blade Logic
  • Maintain Windows 2003/2008 and 2012 Server Updates through Blade Logic and SCCM
  • Active experience in Network LAN WAN deployment, including IP Addressing and troubleshooting.
  • Systems and Network Administration, Windows 2008, 2003, NT, TCP/IP, Backup and Restore.
  • Extensive understanding of networking concepts, configuration of networks, router configuration and wireless security, TCP/IP, VPN, Content Filtering, VLANs, and routing in LAN/WAN, Ethernet Port, Patch Panel and wireless networks.
  • Experience in Lotus Notes, Microsoft Office Suite, Open Office, Visio, Outlook, Printing, and Windows networking.
  • Practical work experience in Installing, maintaining, monitoring, troubleshooting and managing Blade Center, Configuring and Zoning Storage Area Networks and SAN Switches and VMware ESX Server Administration
  • Experience with x86 / x64 Intel, HP, IBM & Dell hardware like Blade Servers, rack-mounted servers, tower servers, desktop, laptop and other peripherals.
  • Worked on Change Management, request management and Incident tickets.
  • Significant experience in identifying, analyzing and troubleshooting technical service requests and working on On-call Production support 24x7.

TECHNICAL SKILLS

Operating Systems: Windows 2008/2003 Servers 7/Vista/XP/2000/9X, UNIX/LINUX

Networking Protocols: TCP/IP, HTTP, DHCP, DNS, and SNMP.

Database: DB2, Oracle, MS SQL Server.

Web Technologies: JSP, Servlets, EJB, JDBC, JMS, JNDI.

Languages: C, C++, Java, SQL, PL/SQL

Scripting Languages: HTML, Java Script, Perl, Power Shell.

Web Servers: IIS, WebSphere, Tomcat, Apache.

PROFESSIONAL EXPERIENCE

Systems Administrator

Confidential, Phoenix, AZ

Responsibilities:

  • Implementing new HP blade enclosures and assisting in Onboard Administration configuration.
  • Building ESX/ ESXi hosts upgrading/ downgrading BIOS and ILO Firmware, Performing memory test, updating ESX drivers and configuring server profiles.
  • Building, managing and Supporting Windows 2012 R2, 2008 R2, 2003 and 2000 Servers
  • ESX 4.0/4.1,ESXi 4.1, 5.0, 5.1, 5.5 and 6.0 installation, conducting CPU load tests on the host and HP systems insight manager (SIM) installation.
  • Integrating ESX/ESXi hosts to v-center, applying and managing host profiles and checking for profile compliance.
  • Conversion of physical servers to virtual machines, upgrade of already existing virtual machines to higher versions with aid of VMware and Vizioncore technologies.
  • Managing Windows DNS, DHCP and WINS also third party Appliances Infobox
  • Building virtual machines, creating templates, cloning and deploying virtual machines.
  • Successfully implementing pre-migration and post-migration activities.
  • Migration Projects on Windows 2003 servers to Windows 2008 or 2012 OS
  • Design and implement Data Center Migration from one location to another location of Data Center
  • Building and Maintaining Windows 2003 and 2008 Clusters for SQL Enterprise Clusters
  • Interacting closely with storage Administrators, System Administrators and Database Administrators to Plan recommend and implement strategies around upgrades for Servers, Storage for Virtualized environment.
  • Maintenance of the server farm, Performance tuning and capacity planning related to the Virtualized environment and monitoring performance activities.
  • Deploying Virtual Machines from Gold Templates
  • Running reports of the Virtual Center using Virtual Center operations Manager
  • Migrating Physical and Virtual Machines using VMConvertor and PlateSpin and Zerto
  • Implementing Critical Application Servers on Zerto Application to DR Site
  • Disaster Recovery methods and procedure related to Virtualization Environments.
  • Led a team of five, for Datacenter Migration and virtualization of over 500 Windows Servers as a part of Disentanglement.
  • 24x7 on-call rotation for support of production systems and trips to data-center for trouble shooting.
  • Manage the Infrastructure by following ITIL Process
  • Creating, updating and managing project documentation.
  • Effective communication between cross-functional teams and within the team for Virtualized environment.

Environment: Operating Systems: Windows NT/XP/ 2000/2003/2008/2012 , ESX 3/3.5/4.0/4.1 , ESXi 4.1, 5.0, 5.1, 5.5 and 6.0.Active Directory, Vizioncore vConverter, DNS/DHCP/IIS servers, Print Servers Office

Sr. Systems Administrator

Confidential, CA

Responsibilities:

  • Lead a team of 5 people and assisted them with design, implementation, and maintenance of current large scale physical and virtual consolidated infrastructure of 2500+ servers as well as with the design, test and implementation of future technologies within virtual space.
  • Support VMware ESX vSphere 4.x and 5.x to monitor cluster performance, optimize the server environment, and diagnose and resolve production issues amongst 3 Data Centers and over 1000 servers.
  • ESX Hosts and Virtual Machine migrations between Development, Integration, and Production environments and across Datacenters.
  • Tested, implemented desktop virtualization and introduced VMware View to the client.
  • Planned and Set up the Web Server environment for SSO (Single Sign On) technology.
  • Windows systems administration including installing system security patches, hot-fixes.
  • Reviewing tasks, issues and recommend changes to reduce problem reoccurrences
  • Performing server support, network administration functions, and Automated Information Systems assistance.
  • Configuring network and server software, hardware and peripheral devices to resolve network issues.
  • Providing performance metrics, work load status update, and project status updates at weekly workload tracking meetings.
  • Experience using a formalized change management and incident management process
  • Experience troubleshooting DRS Cluster errors with shares, pools, and limits
  • Troubleshoot ESX host issues with VMware.
  • Administration experience utilizing Virtual Center, including VSphere Command-Line Interface commands
  • Research and recommend innovative, and where possible automated approaches for system administration
  • Install new / rebuild existing servers and configure hardware, peripherals, services, settings, directories, storage, etc. in accordance with standards and project/operational requirements.
  • Install, configure and maintain infrastructure systems such as ticketing systems and Asset Management applications.
  • Maintain data center environmental and monitoring equipment, develop and maintain installation and configuration procedures.
  • Perform 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 using Vizioncore VRanger, Vizioncore VFogLight, eHealth, HP SIM and Profiler.
  • Perform daily backup operations, ensuring all required file systems and system data are successfully backed up to the appropriate media, recovery tapes or disks are created, and media is recycled and sent off site as necessary.
  • Create, change, and delete user accounts per request.
  • Provide support per request from various constituencies, Investigate and troubleshoot issues.
  • Apply OS patches and upgrades on a regular basis, and upgrade administrative tools and utilities. Configure / add new services as necessary.
  • Perform periodic performance reporting to support capacity planning.
  • Support weekend maintenance activity and provide real-time application support to eliminate or avoid customer impact.
  • Perform ongoing performance tuning, hardware upgrades, and resource optimization as required and Configure CPU, memory, and disk partitions as required.

Environment: Windows Server 2008/03, RHEL,Windows 7/XP, VMware ESX 4.1/3.5, ESXi4.1, VMware VSphere, VMware View, Vizioncore VRanger Pro DPP 4.x, Vizioncore VFogLight, Profiler, HP ProLiant Servers, HP Systems Insight Manager, HP Virtual Connect, EMC Symmetrix, EMC SAN, NetApp SAN.

Systems Engineer

Confidential

Responsibilities:

  • Responsible for all the Windows NT and 2000 and 2003 servers in the Data Center.
  • Installation and administration of Windows NT servers, domains and database servers like SQL.
  • Evaluate Recommend Support Administer and maintain Windows 2003, Windows 2000, Windows NT, Exchange 2003, Exchange 5.5, MS Proxy server, SQL 2000, Are Server, Backup Exec, IIS servers) and about 50 Windows XP/ Windows2000, Desktops and IMB/ Compaq/ Gateway Laptops overall LAN & WAN support.
  • Monitor BACKUP jobs, execute restore jobs, and restart failed jobs.
  • Assist in troubleshooting and root-cause analysis of BACKUP solutions currently installed with the client infrastructure.
  • Installed, configured and administered SMS 2003
  • Managed servers, patch management through SMS 2003
  • Administration of DNS, DHCP, WINS in Active Directory Environment.
  • Hands on Experience on VMware ESX 3.0 Servers.
  • Building VMware session on ESX 3.0 Server, Cloning, and Creating Templates.
  • Building the VM Server and maintaining the VMware ESX Servers.
  • Maintaining the VMware ESX Servers through VMware Infrastructure Client
  • Upgrading Memory, CPU and Disk size on the existing VMware Sessions on ESX Servers
  • Publishing the Applications on Citrix 4.0 Servers for users
  • Creating Load Evaluators to apply on servers to maintain the performance of the servers.
  • Designed & implemented messaging services using Website hosting, Internet Information Server (IIS) configuration, implementation and maintenance.
  • Maintained the Software deployment and management solution and ensure proper patching on client systems. Maintain the Domain environment, including setting policies as per the security settings.
  • Patching the Production Servers during the green zone window with security patches. Security and Compliance Guidelines. Administration of DNS, DHCP, WINS in Active Directory Environment.
  • Coordinate with Application, Network and Security Teams. Vendor Management. Responsible for setting up Windows NT/ 2000/2003 servers. Installation and configuration of Windows 2003, Active Directory. Upgraded Windows 2000 to Windows 2003.
  • Defining group permissions and creating local and global groups with account policies using Enterprise Administrator. Creating user rights and defining local and roaming profiles.
  • Installing and Configuring DHCP, DNS and WINS.
  • Manually removing the failed domain objects from Active Directory Database.
  • Managing the Printers in Citrix PS 4.0 environment.
  • Created and documented process for deploying Virtual machines on VMWare.
  • Performed P2V conversions using VM Converter and V2V conversions using vMotion.
  • Created VM Machines for Test Environments to Test Applications

Environment: Windows NT/2K/2K3/2K8 server, Wintel, Active Directory, DNS/DHCP/IIS server, Windows XP/Vista, VMware ESX, Citrix Presentation server (XenApp), Citrix 1.8/3.0/4.0/4.5/5.5, Terminal Services, Printer Server.

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