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.
