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Sr System Administrator Resume

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NyC

SUMMARY

  • Over 9 years of enterprise IT projects life cycle experience on designing, deploying, administrating, maintaining and supporting enterprise Confidential platforms and customized business applications.
  • Experienced on managing project requirements, developing project plans, diplomatic business approach on global customer relationship, allocating work, conducting status meetings and customer reviews, Technical Support, System Administration and Network Management.
  • Design, Setup, Configuration & Administer Windows 2003/2008/2012 Active directory.
  • Migration, Setup, Configuration and Administration of MS Exchange Server 2003/2010.
  • Confidential SQL Server Setup and Administration. Knowledge of configuration.
  • SCCM 2007/2012 Setup, Configuration and Administration.
  • Windows 7 Deployment.
  • Setup, Configuration & admin of Confidential ISA Server, IIS and Mcafee EPO 3.X,4.0.
  • Setup, Configure WSUS for server patching and WDS for Server imaging
  • Configuration of workstations in multi - vendor environments.
  • Virtualization VMware ESX/ Hyper V
  • Network Management, Cisco Routers and Switch
  • Backup and Disaster recovery planning

PROFESSIONAL EXPERIENCE

Confidential

Sr System Administrator

Responsibilities:

  • Monitoring huge number of production servers and responsible for day-to-day operation and maintenance of production servers.
  • Experience with installation, Configuring Windows 2003/2008 and 2012.
  • Involved in application migrations from IIS6.0 to IIS 7.0
  • Experience in configuring Database mirroring, replication and Log shipping in SQL Server.
  • Participated in the updating security patches and application related updates.
  • Installed, configured and monitored SQL servers.
  • Used DNS Service book registration to map DNS against VIPs.
  • Expertise in taking backup and restoring data using various techniques.
  • Worked on Windows Cluster Services.
  • Configured Hyper-V vm’s on windows 2008 server that virtualizes the application/availability standards.
  • Monitored the performance of the SQL server and the system to identify hardware bottlenecks, operating system performance, index performance and queries with poor performance using SQL Profiler, Activity Monitor.
  • Configuring properties for the application pools like Performance, health, identity and recycling.
  • Analyzed IIS logs by using Log parser tool

Confidential

System Engineer

Responsibilities:

  • Experience in Active Directory Services Administration in multiple domain and forests.
  • Experience in Active Directory Migration from 2008 r2 to 2012
  • Responsible for all aspects of Active directory operations including scripting, Backup/Disaster Recovery planning, implementation and testing.
  • Troubleshooting issues related to Active Directory & DFRS replication, Group Policy, Terminal Server Licensing, Policies & Profiles, Security, Authentication, Access Control etc.
  • Performed root cause analysis on AD issues
  • Used PowerShell for day to day Active Directory Management.
  • Maintain and trouble shoot DNS, DHCP and network connectivity issues.
  • Configure and Support Domain Trusts, Group Policies and DFS
  • Responsible for procuring new servers for End of Life servers for AD

Confidential

System Engineer

Responsibilities:

  • Implemented San Storage per customer requirements on Physical servers.
  • Worked on escalations from Level two and level three Support reps regarding MSCS Clustering and SAN Issues.
  • Worked with Network Engineers in creating new ISCSI VLANs for ISCSI Connectivity.
  • Add new virtual Servers to Hyper-V and making sure they connect to other servers in the network
  • Create and troubleshoot network connections for Hyper-V Virtual machines
  • Created and supported HyperV clusters.
  • On boarded new HyperV Clusters into SCVMM.
  • Performed root cause analysis on Hyper V host failures
  • Troubleshoot agent health issues with servers.
  • Import and export new Management packs into the SCOM System.

Confidential

System Analyst

Responsibilities:

  • Engage with Global change operations team and execute the complex infrastructure project as per the standard SLA on delivery of the servers.
  • Windows server 2008 R2 installation, deployments, troubleshooting and automation.
  • Window Server 2008 Hyper - V virtualization configuration for servers.
  • Installing IIS, binding websites.Created and managed server clusters using round-robin algorithm and NLB clustering techniques for Load Balancing the applications.
  • Generated CSR’s and Installed SSL certificates for the websites, to ensure a secured communication between the client and the server.
  • Mentoring the team on technical and process front.
  • Responsible for scheduling the system upgrades with approval of stake holders.
  • Responsible for ordering new servers for new/existing applications with all platforms.
  • Collaborating with build engineering and Global change operations team in every monthly release for any change requests on production.
  • Responsible for procuring new servers for End of Life servers..
  • Generating reports on OS compliance, SQL compliance, Sankit compliance, IPAK compliance.
  • Used tools like ITSM, Fast RFC to create tickets for all the Infrastructure changes on servers.

Confidential, NYC

Consultant

Responsibilities:

  • 24 *7 Support for Windows server in both 32-bit and 64-bit platforms
  • Experience in Active Directory Services Administration in a very large network
  • Monitor the systems proactively to trace potential problems and take corrective actions.
  • Migrate existing hardware and software into the Windows 2003/2008 servers division
  • Create and Manage users and group rights over the network for accessing network resources.
  • Deploying and administering virtual machines with the self-service portal.
  • Administration of hosts and virtual machines with SCVMM 2008.
  • Set up Virtualized test environment using Windows server Hyper V technology.
  • Migrate the existing test infrastructure to a virtualized environment
  • Administer and Support MS Exchange 2010 in a Production Environment
  • Responsible for daily administration of Active Directory and Exchange server
  • Set up mailboxes, remove mailboxes, and create new groups, set up exchange calendar.
  • Install and Configure workstations and join them to the domain
  • Check the performance of the system
  • Troubleshoot and upgrade systems
  • Use SCCM 2007 to deploy Windows 7 in a test environment
  • Install and Configure Windows 7 Operating System in a test environment to analyze it’s pros and cons before deploying it in Production
  • Install and Configure LAN and Corporate WAN with Cisco Routers
  • Replace some wired LAN’s with wireless network for the entire network structure in some offices
  • Configure and troubleshoot TCP/IP and resolve network related problems
  • Monitor Network and Analyze network efficiency using tools like Wireshark
  • Daily Backup/Restore Services and disaster recovery
  • Set up and Manage Network Printers and Remote Access
  • Protect workstations from attacks by installing antivirus software
  • Provide On-Call Support to respond to critical operational problems after business hours

Confidential, Bohemia, NY

System Administrator

Responsibilities:

  • Support, Troubleshoot and maintain Windows 2003/XP Environment.
  • Involved in Installation, configuration and maintenance of MS SQL Servers.
  • Created logins, users and roles and map them to server roles.
  • Responsible to importing and exporting data to and from database.
  • Responsible to restore database from backups.
  • Test airline applications as per SITA’s guidelines and certify applications.
  • Setup and maintain Symantec Antivirus 10.0 corporate edition.
  • Create group policy objects (GPO) required for the Airlines applications.
  • Write scripts to modify registry through batch files.
  • Test and troubleshoot application runtime issues.
  • Support Windows 2003 and Exchange 2003 environments.
  • Monitor and manage MOM 2005.
  • Support WSUS 3.0 for server and workstation patching.

Confidential, Emmaus, PA

Sr. Support Specialist

Responsibilities:

  • Administered server consolidation program through use of VMware ESX server and VMware Virtual Center.
  • Experience in Active Directory Services Administration and troubleshooting.
  • Maintain and trouble shoot DNS, DHCP and network connectivity issues.
  • Automate day to day user requirements using VB scripts.
  • Support Windows 2003 and Exchange 2003 environments.
  • Installation and configuration of websites and ftp sites on IIS 6.
  • Involved with development team to implement various IIS websites in pre-production and production.
  • Used SCOM 2007 and HP insight manager for monitoring server performance.
  • Assigned storage space for servers from cx600/cx700/cx380 using NaviSphere Manager.
  • Created RAID groups, binding LUNs, creating Meta LUNs, creating Storage groups, registering Hosts.
  • Managed and configured Legato networker Backup Server to manage backup.
  • Used EMC Replication Manager for Exchange and SQL Database Backups.
  • Experience with various Hewlett Packward(HP) And Dell Server Hardware.
  • Performed complete documentation of all systems including system design, operational history, backup program, disaster recovery procedures and patches
  • Provided 24/7 technical support for computers and peripheral equipment for on-site and remote staff.

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