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Senior System Administrator Resume

Stamford, CT

TECHNICAL SKILLS

  • Experience as System Administrator in an Enterprise wide environment is required
  • Administrator experience in at least three of the following: Web Services, SharePoint, Load Balancing, SQL, .NET, Web Center
  • Knowledge of Web Services, Windows Server Operating and Client - Server systems
  • Knowledge of industry standards, trends and general business processes
  • Knowledge of scripting languages to support job automation and scheduling activities for Production processes
  • Project management experience

EMPLOYMENT HISTORY:

Confidential, Stamford- CT

System Administrator

  • Identify and decommission of 40+ Physical Servers. Converted 100+ physical Servers to VM environments.
  • Automated host configuration across a large number of hosts

Responsibilities:

  • Project management- Gathering requirements, analysis, plan, enhance and execute with team
  • Installing and configuring VMware VCenter Server 5.1, VCenter plug-ins.
  • Performed storage migration for moving VMs from one data store to the other.
  • Installing and configuring ESX 4.1/5.1 in large scale environment
  • Create VMs on ESX hosts for installing, configuring and managing guest operating systems such as Windows server 2003, Windows 2008, Windows 2012& RedHat Linux
  • VMware tools upgrading and Windows patch updates
  • Creating templates and deploying Virtual Machines through templates and Cloning VMs
  • Using Virtual center server for HA, DRS, and Vmotion and Storage Vmotion
  • Creating and Managing VMware cluster with HA and DRS
  • Creating and Managing resource pools for Virtual Machines
  • Create virtual switches and port groups, configure virtualization networking settings for redundancy by teaming up NICs; configure network traffic, security and load balancing policies.
  • Monitoring and managing performance of ESX servers and Virtual Machines
  • 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, VMware tools, Patch Upgrades and, third party applications
  • Linux OS configuration and fine tuning for better performance
  • Install and configure applications in Linux Servers- Informatica, JBOSS, and Tomcat

Windows Administration

  • Managing Active Directory, Group policy, DHCP and DNS management
  • Installation, troubleshooting and support of File & Print services, Domain Controllers/Global Catalog, OU, Sites and Service, Certificates, DNS, DHCP, WINS, LDAP.
  • OS upgrade, patching on Windows Servers 2008 & 2012
  • Managing 500+ Servers in corporate environment in financial environment
  • Collect application usage data and remove unused software using Software metering
  • Running different reports software/hardware inventory reports using SCCM and share with management
  • Creating VBscrit/Powershell scripts to automate tasks with SCCM
  • Troubleshooting Windows applications and related Services
  • Configure and manage HP blades, Rack-mounted with HP ILO and SUM.
  • Managing Financial, Risk, Trading applications and web Reports.
  • IIS and Tomcat, Apache Servers management - Cognos 10 and Spotfire 4.5
  • Managing SQL Servers in clustering mode
  • Managing LAN, WAN networks.
  • Tracking, monitoring, documenting and reporting all the project details.
  • Handling SOX applications
  • Working on release management, Incident management, Problem management and Change management according to ITIL process.
  • Coordination, support and troubleshooting of various IT issues related to Windows Servers and respective applications

Environment: VMware vSphere 4.1 & 5.1, Web Services, Windows server 2003/2008 R2, 2012, DNS, .Net, IIS, DHCP, IIS, CItrix

Confidential, Stamford, CT

Windows/ System Administrator

Responsibilities:

  • Project management: requirement gathering, analysis, project plan. Execute. Document. Lessons learnt. Close out
  • Installing, configuring & Managing Active Directory in Windows 2003
  • Active Directory Group policy management
  • Single-Forest and Multi-Domain Active directory administration for 5000+ USERS
  • Deploying, Configuring and Managing of Windows 2003 and 2008 Servers
  • Support and maintain VMware vSphere Server Virtualization Environment
  • Install configure and manage VM machines and templates
  • Converting physical machines to virtual machines
  • DNS & DHCP Management
  • Providing application virtualization solutions with APP-V, VMware Thinapp
  • Install configure VB.net and create connections with Oracle and MS SQL databases
  • Coordination, support and troubleshooting of various Financial and IT Applications in Windows and Linux
  • Create virtual switches and port groups, configure virtualization networking settings for redundancy by teaming up NICs; configure network traffic, security and load balancing policies.
  • Managing Linux Enterprise version 5
  • Implementation and management of Client end backup and Antivirus solutions
  • Supporting Disaster Recovery Planning and Activation
  • IIS Management
  • Scripting and automating tasks using VBScript and Powershell
  • IT Asset Management using CA Unicenter
  • Automated software Delivery and image deployments using CA Unicenter 12
  • Building self-portal for Automate delivery of applications using CAPAM
  • Automated software and Hardware Inventory for all assets in IT infrastructure using CA Unicenter
  • Managing Symantec ghost Server for images
  • Creating images of Windows XP and Windows 7 OS
  • Deploying images with RIS(Remote installation Services) and configuring with Sysprep tools
  • License management which includes keeping track of license and authorized users.
  • Automated Job scheduling for different systems in IT infrastructure.
  • Periodically upgrade/ Migrate CA with the version approved by IT security.
  • Report generation for all the different inventories.
  • Complete application virtualization, testing and publishing it to authorized users.
  • Application upgrades and maintenance
  • Trouble shooting the virtualized application issues
  • App-V & Symantec servers setup with redundancy and disaster recovery
  • APP-V application server Upgrade\Patching
  • Maintenance to c# software tools that consume web services. The web service produced XML that was converted into KML for displaying weather stations in the Arctic.
  • Understanding and assessment of various vulnerabilities.
  • Tracking all systems for critical vulnerabilities using Qualysis
  • Taking appropriate steps to remove and control these vulnerabilities
  • Complete testing of security patches and deployment of these patches on vulnerable system.
  • Reporting and appropriate escalations of various vulnerabilities for corrective actions.


Environment - VMware vSphere4.1, Windows server 2000/2003, DNS, Web Services, IIS, DHCP, .Net, FTP, backup exec, Sophos, CA Unicenter 11, APP-V, Thin App, Symantec

Confidential

Infrastructure Lead

Responsibilities:

  • Design, install and configure Windows domain controllers.
  • Designing and implementing Active directory according to meet the requirements of the organization.
  • Configuring Active Directory User and FSMO roles.
  • Creating the organizational Units and placing Users and groups in their respective OUs.
  • Patching all Windows servers and workstations with Company standards.
  • Configuring and administering Domain Naming Server (DNS), Dynamic Host Configuration Protocol (DHCP), Distributed File System (DFS), and Internet Information Service (IIS) for intranet applications.
  • Worked doing Unit Tests of WCF web services.
  • Managing Microsoft windows server disk storages, disks and volumes.
  • Installation, configuration and management of Windows 2000 and 2003 Servers.

Confidential

System Administrator

Responsibilities:

  • Administration of Windows NT 4 Servers and NT Workstations
  • Managing Exchange 5.5
  • Configuring Win Proxy
  • Supporting in-house and third party application
  • Windows patch management
  • FTP and file Server management
  • Monitoring Internet connectivity
  • Linux Server management

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