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System Administrator Resume

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Jacksonville, FL

SUMMARY:

  • Over 8 years of IT experience in system administration, integration, security and management on Windows Server 2000/ 2003/2008/2012, Windows NT, and XP. And as IT security analyst.
  • Over 4 years of Working experience as a VMware Administrator in Data Center Environment running vSphere 4, VMware ESX 3.5 and 3.0
  • Experience with HP servers (C7000 Enclosure, BL 460c G7, DL 580, DL160 G6), IBM servers and Dell Power Edge Servers.
  • Implementation Maintenance & Administration of Windows Server 2003/2008/2012 Active Directory environment.
  • Proficient in configuring DNS, DHCP and Active directory services in Windows based server environment.
  • Worked with Active Directory issues such as: logon failures, account lockouts, network connectivity, DNS and WINS name resolution, authentication problems, file and printer permissions etc.
  • Experience in performing System Integration/Administration for VMware ESX 3.0/3.5/4.0 and Virtual Center Server 2.0/2.5/3.0.
  • Experience in creating virtual machines, templates, clones on hosts, Extensive experience in P2V, V2V conversions using VMware Standalone converter and Vizioncore Vconverter, Configured SAN storage and Network connections to the converted Physical machine.
  • Configured ESX hosts with DRS, HA and VMotion enabled for Load balancing, Configured memory, processors, switches, San Storage to virtual Machines on ESX hosts, Configured virtual networks between the virtual machines through virtual switches.
  • Working on Ticket process in receiving Incident tickets in Remedy Tool, IBM Maximo in 24x7 environments.
  • Involved in managing multiple domains in active directory integrated organization.
  • Expertise in building Windows 2000, W2k3, 2008 and 2012 servers using HP Smart Start, Array configurations, Diagnosing, server, Updating Firmware and installing PSP.
  • Installing the Applications on Desktops through Marimba Channel and Alitris Tools.
  • Strong understanding of VMware Networking concepts like creation of VSwitches, different types ofport groups, NIC Teaming and VLAN
  • Creating Virtual farm in Citrix or VM Ware environments to deploy applications.
  • Publishing applications and providing access to the users using PS console.
  • Experience in Core build engineering, standard desktop/servers build, groups policies, active directory administration, BartPE/WinPE, PXE boots and imaging terminology.
  • Hardworking, determined and a good team player, Strong verbal and written communication skills, Ability to interact with all levels of an organization in a professional manner.
  • Performs all procedures necessary to ensure the safety of information systems assets and to protect.
  • Security Events monitoring using SIEM tools & identifying vulnerabilities by using vulnerability scanners such as Qualys, VMS Enterprise, McAfee ( MVM ), IBM endpoint manger scanner (IEM).
  • Recommend corrective measures and ensure the adequacy of existing information security controls.
  • Identifying control breaks and vulnerabilities with application & platform support teams.
  • Maintains security systems and administers security policies to control access to systems.
  • Exposure to ITIL standards and best practice within operational environments
  • Identifies opportunities and executes plans to improve workflow and understands and quantifies business impacts of those improvements for communication to management.
  • Performing quarterly basis QEV, CBN, PR, SHC’s. If any deviations raising non - compliance records to appropriate platform team for action.
  • Interfaces with user community to understand security needs and implements procedures to accommodate them. Ensures that user community understands and adheres to necessary procedures to
  • Ensures finalized APs / NCI’s appropriately included / updated in risk systems and metrics.
  • Relevant and sufficient evidence are reviewed for the purpose of closure of any APs / NCI’s and regular reporting of open APs and NCI’s
  • Escalating issues associated with lead IRMs as needed.
  • Provides status reports on security matters to develop security risk analysis scenarios and response procedures.

TECHNICAL SKILLS:

Operating System: Windows NT/ 2000/ 2003/2008/2012 Server, NT/2000/XP, DOS.

Hardware: Compaq, HP, IBM, Dell Servers, Routers, Switches

Server Consolidation: VMware Infrastructure 3.0/3.5, Virtual center, P2V, V2P

Microsoft Server Technologies: AD Services, DNS, DHCP, IIS 6.0, WINS, MS Clustering.

Monitoring Tools: Dell Open Manager, HP SIM, IBM TEM

Documentation tools: MS Office, MS Visio, Access

Remote Console Management: Dell DRAC, HP ILO, IBM RSA, Avocent KVM, DameWare (win2k and winNT)

Networking Protocols: TCP/IP, DHCP,DNS and VPN

PROFESSIONAL EXPERIENCE:

Confidential, Jacksonville, FL

System Administrator

Responsibilities:

  • Building and Maintaining Windows 2000/ 2003/2008/2012 servers as per the operational standards in the Environment.
  • Involve in Implementing the Commvault Backup environment by building Dell Power Edge Media agent Windows 2008 Servers, Virtual Machines as Proxy servers, configuring iSCSI storage and installing agents on test and production servers with necessary firewall configurations on the clients.
  • Involve in Creating and Implementing Change Requests in production, development and Test environments.
  • Involve in meetings with users to gather and implement the requirements and configurations with necessary changes.
  • Building ESX hosts upgrading/ downgrading BIOS and ILO Firmware, Performing memory test, updating ESX drivers and configuring server profiles.
  • ESX 4.0 installation, conducting CPU load tests on the host and HP systems insight manager (SIM) installation.
  • Integrating ESX hosts to v-center, applying and managing host profiles and checking for profile compliance.
  • Configured HA, Failover and DRS in Vcenter, Creating Roles and permissions in VMware Server, Installing and configuring VMware tools in Windows tools, Installing VMware Sessions on ESX Servers, Configuring Virtual Network Configuration in VMware
  • Building virtual machines, creating templates, cloning and deploying virtual machines.
  • Conversion of physical servers to virtual machines (P2V), upgrade of already existing virtual machines to higher versions with aid of VMware and Vision core technologies.
  • Successfully implementing pre-migration and post-migration activities.
  • Work with Datacenter team for racking and stacking of servers and cabling.
  • Support activities surrounding the VMware Virtual Infrastructure, which includes 60+ VMware ESX, which are SAN/NAS connected, in Production and Non-Production environments that host over 120+ servers running Windows & Linux variations.
  • Built HP blade servers, configured VC Flex-10 Modules and created HP Virtual connect domains.
  • Installed, configure and maintain Microsoft Cluster environments.
  • Interacting closely with storage Administrators, System Administrators and Database Administrators to Plan recommend and implement strategies around upgrades for Servers, Storage for Virtualized environment and etc,.
  • Maintenance of the server farm, Performance tuning and capacity planning related to the Virtualized environment and monitoring performance activities.
  • Following Disaster Recovery methods and procedure related to Virtualization Environments.
  • 24x7 on-call rotation for support of production systems and work in data-centre for hardware trouble shooting.
  • Creating, updating and managing project documentation.
  • Effective communication between cross-functional teams and within the team to maintain stable environment.

Environment: Windows XP/NT/ 2000/ 2003/2008/2012, UNIX, MSSQL 2000/2005, Marimba, VMware ESX 3.0, IBM Maximo, IIS, Apache Tomcat, Citrix Metaframe Presentation 4.0/4.5

Confidential, San Mateo, CA

Windows System Engineer

Responsibilities:

  • Maintaining and supporting 900+ servers; with about 1500+ users.
  • Monitoring and managing the performance and the load balance of the Servers.
  • Installing and maintaining VMware ESX 3.5/3.0 servers
  • Administration of Active Directory, DHCP and DNS.
  • Created VM templates and deployed virtual machines on ESX Hosts, Configured memory, processors, switches, San Storage to virtual Machines on ESX hosts.
  • Handled day to day VMware Admin jobs Using Virtual Infrastructure/VSphere Client and Web Access Client like building clusters, resource pools, and configuring HA, DRS and VMotion and other Host and virtual machine configuration.
  • Used the Vmkfs tool to configure the disk space and extend the disk space.
  • Involved in troubleshooting Virtual machine performance (CLI and GUI).
  • Documented processes and procedures for new and amended technologies and provided to other teammates as needed.
  • Performed root cause analysis for completed production outages, and implemented permanent resolution to the VMware and Microsoft NT/2000/2003 server failures.
  • Document, Troubleshooting, performance analysis, and issue escalation with vendors.
  • Creating and assigning Group Policy to sites and OU’s.
  • Creating the load evaluators and used F5 for load balance purpose while users accessing the Applications
  • Installation and configuration of Symantec Antivirus client with necessary exceptions.
  • Installing IIS and configuring the web servers, applying SSL s.
  • Worked on service requests from the client through Remedy and service-now.
  • Publishing the Desktops and Individual Applications according to the Department requirements in the organization.
  • Expertise in hardware and software testing; familiarity with testing methodologies and preparation of test plans.
  • Worked on various diagnostic tools.
  • Expertise on deployment methodology concepts including design, build, testing, and deployment.
  • Creating VM images through Virtual Client for enterprise environments and support virtualization process.
  • Providing users with access rights and permission for accessing the applications
  • Coordination/implementation of hardware and software installations and upgrades
  • Monitor and act on problem tickets and provide Daytime On call support for the production issues.
  • Introduced the procedure of templating the details and requirements captured from the Users for of all the Team and Managers
  • Updated the Managers with a weekly Status reports with the current status, issues and reasons for delays of the applications

Environment: Windows XP/NT/ 2000/ 2003/2008/2012, UNIX, My SQL 2000/2005, Marimba, VMware ESX 3.0, IBM Maximo, IIS, Apache Tomcat, Citrix Metaframe Presentation 4.0/4.5

Confidential, San Jose, CA

Windows System Engineer

Responsibilities:

  • Responsible for maintaining and supporting 500+ servers with about 800+ users
  • Installing and Maintaining Windows 2000 and Windows 2003 Servers.
  • Worked with all components of HP (Smart Start, Insight Manager, Diagnostics, Network Configuration Utility etc)
  • Scheduled jobs for updating the Firmware and Proliant Support Pack (PSP) through scripting and Altiris Tool.
  • Run PS utilities Scripts to perform the necessary operations.
  • Teaming NIC’s using HP Teaming software for redundancy during failures.
  • Used Altris to Install the Operating System and to run scripts to update patches on HP Servers
  • Contributed in Capacity Planning considering the requirements.
  • Deployed VMware ESX hosts, defined and Automated Company standards for configuration
  • Update patches on Servers, working experience with Active Directory Components( AD Users and Computers, DNS, DHCP and WINS etc)
  • Maintaining Print servers, Application servers and File Servers.
  • Hosting websites in IIS and configuring the app pools.
  • Configured and Maintained various components of Citrix 4.5 ( Webinterface, PNAgent site, Resource Manager, Streaming Profiles etc)
  • Published Applications, Content and Desktops to users in Citrix Management Console.
  • Backup scheduling and Restoration using VERITAS Net Backup and NT Backup
  • Worked Extensively with Avoscent DSView 2.2, creating KVM sessions.
  • Used Remedy Tool for ticketing (Change Management, Incident Management, and Request Management).
  • Configured Summary Database for Resource Manager for storing the Data in the Database for reporting purposes
  • Resolved Printer Issues in Citrix ( Auto Replication, Native driver installs, Universal Drivers etc)
  • Configured alerts for server, Application etc and sent the alerts via email, SNMP
  • Experience with citrix Access Gateway.
  • Resolving various issues such as Windows Policies, Application licensing through RDP.
  • Deployed core image process for new server deployment
  • Created and documented process for deploying Virtual machines on VMWare.
  • Created VM Machines for Test Environments to test applications
  • Preparing documents on all the Servers including the major role of the Server, Hardware, and Software Configuration etc. And updating reports to management.
  • Provided On Call support 24x7 during Critical Issues for Production Environment

Environment: Windows XP/NT/ 2000/ 2003/2008/2012, My SQL 2000, Oracle, Citrix 4.0/ Xenapp, VMware ESX 3.2, IIS.

Confidential

Wintel Engineer

Responsibilities:

  • Maintained and supported 1200 + server environment.
  • Creating the load evaluators for load balance purpose while users accessing the Applications
  • Maintaining the file server, application and Print Server
  • 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 NT version 4.0, Work Station, Terminal 2000 and 2003.
  • Running VB Scripts to validate logins on 1000 + servers and check the server access on weekly basis.
  • 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 )
  • 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.
  • Assigned .MSI packages to both users and computers. Published applications to Users only.
  • 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
  • Worked on Ticket process in Remedy Tool in 24x7 environment
  • Created standard operating procedures and process documents for off shore resources.
  • Responsible for the daily administration and maintenance of Active Directory, Microsoft Operation Manager.
  • Installation, configuration of IIS, DNS, DHCP and Installing gateway service for Netware, directory service for Netware and configuring all NT clients to access both NT server and Novell server.

Environment: Windows XP/NT/ 2000/2003/2008, Ms SQL 2000, Oracle, Citrix 4.0/ Xenapp, VMware ESX 3.2, IIS.

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