Summary:

• An astute performer with Over Seven years of experience in System Administration, Networking & IT support.
• Acquired professional certificates: Security+, CCNA and MCP
• Experience working on Windows platform with desktop and server implementation, configuration troubleshooting.
• Configured cisco router & switches, sonic wall firewall for network and security configuration.
• Good understanding and comfortable working on various linux operating system servers. Successfully completed RHCE training.
• Comfortable working on virtualization technologies including Vmware and Citrix.
• Well aware of ITIL concepts implemented in IT department to support the business requirements.
• Attend ITIL foundation training and preparing for ITIL 2011 certification.
• Excellent communication and ability to analyze situations and reach logical conclusion finding the root cause of the issues..

Skills list:

Operating Systems - Windows: Client XP/Vista/Win7 & Server 2000/2003/2008

Hardware - Installing, configuring and troubleshooting server, desktop & laptops.

Windows Admin - Designing, configuring, implementing, troubleshooting windows 2000/2003/2008 server infrastructure, active directory, IIS, DHCP, DNS, File, Web-servers, virtualization.

Network Skills - Topologies designing, configuration, troubleshooting, IP addressing, TCP/IP troubleshooting, Internetworking, IP Sub-netting & VLSMs, IP routing, VLANs, managing traffic with access lists. Protocols Frame-Relay, ISDN, OSPF, RIP, IGRP and EIGRP. Managing a Cisco Network,

Backup & Recovery - Tape back, hard drive back up, online back, automated back up in cloud.

Antivirus - Symantec, Mac fee, Ca Technologies, Panda (web based antivirus)

Virtualization - VMware: Vsphere, vcenter server, workstation, vcenter convertor, player

Citrix: Xenserver, Xendesktop, VDI in a box, Xen apps.

Monitoring tools - Whats up gold, Global inventory, spice works, websense filtering tool.

Programming - Batch scripting, Linux scripting.

Employment History

Confidential, Wilton, CT

IT Administrator

• Installed, configured, administered and troubleshoot Windows servers and domain controllers.
• Provided support for complete windows network infrastructuree with server 2003/2008 in active directory and group policy environment plus desktop support along with setting up with company standard software and configuration, following best practices.
• Creating users and assigning permission in AD infrastructure. Configuring group policy for various tasks in organization.
• Experience with WSUS server for the windows update and patch management for the infrastructure with raid configuration for the recovery.
• Experienced in installation, configuration and maintenance of DNS, DHCP and file server for smooth network operations. Implemented DHCP configuration with custom values for the mitel phone system.
• Administered Microsoft hosted exchange online with responsibilities to create user, assigning license, resetting password, email forwarding through admin portal using power shell.
• Implemented self reset password service is the domain environment for users through third party software.
• Active member in a major project of implementing MPLS network across the country in 8 locations.
• Monitored the bandwidth usage of MPLS network for performance tuning and implementing QOS.
• Implemented and configured Cisco router 1800 series and Cisco 5505 adaptive security appliance for the IT infrastructure.
• Implemented and configured enterprise level sonic firewall for security under high availability mode. Troubleshoot for complex issues with firewall. Creating access list, port forwarding, opening ports for specific & custom services. Created VPN network for the remote user with proper permission access list and configuration of VLAN interface for network segmentation.
• Comfortably worked on whatsup gold for high performance predictive and pre-emptive monitoring of networks and systems infrastructure with core IP services. Hands on experience in using various Network Monitoring and Packet Sniffing tools. Capture traces to be analyzed.
• Good experience with Web Sense filtering tool for the blocking of unwanted contents in the corporate network.
• Implementing Gateway antivirus and configuration of intrusion prevention module for the security of network and data breach for network based controls.
• Experienced with installation, administration, configuration, troubleshooting of VMware infrastructure using ESX server 4, vsphere, vclient, v converter, and workstation.
• Migrated servers, P2V using VMware vCenter Converter, resulting in a huge reduction of racks and power usage.
• Implemented and providing support for ESX servers, hosting guest operating systems including Windows Server 2003/2008, Windows 7. Experience in created virtual desktop machine for user and server of infrastructure.
• Built a citrix infrastructure using zenserver, VDI (Virtual Desktop Infrastructure) in box, xendesktop, xenapps and xen client for the users.
• Created Virtual Desktop for roaming users and for easy data backup.
• Installed & configured antivirus server, client antivirus and cloud antivirus system for host based controls.
• Worked on mitel phone system. Configuration of new IP phone, managing phone features, setting up service code, call routing, setting up call tree for day & night. Used OPS manager & administration tools.
• Documentation of all the IT process and changes occurring in IT infrastructure. Documenting computer policies as per company standards, business continuity plans infrastructure recovery policies, physical security maps and protocols.
• Developed and implemented a disaster recovery plan for PCI compliance.
• Configured user devices like smart phones, blackberry and Ipads for email and other useful applications.
• Troubleshooting and supporting desktop computer and providing solution to client operating system win7 plus MS office and outlook. Implementing security software for host based controls.
• Implemented open source ticket system in Linux environment for logging and tracking of the IT issues. Building knowledge base for known issues.
• Experience in backup and restore of the ticket system with its database. Other configuration including creating users, groups, permission and its relationship.
• Attended meetings with third party vendors when needed to present any problems found and explain those issues.

Confidential, Rockville, MD.

Weblogic Server Administrator

• Administration, installation & configuration of weblogic application server 10.x version.
• Using WLST, automated domain creation, clustered and standalone managed servers and other resources (connection pools, data sources, JMS, Java Mail, WTC, and JTA) as clustered and non-clustered services.
• Installation, configuration and troubleshooting of node manager and automated deployment process using shell scripting.
• Experience in resolving problems related to network, JVM, applications code problems including connection pool, thread management, JVM heap size, thread dumps, and state full/stateless sessions.
• Expertise in configuring the load-balancing (high availability), clusters, performance tuning and optimizing the application servers.
• Good understanding of Linux administration along with environment control, users & groups permissions, file systems.

Confidential, Bridgeport,

System technician

• Installed, configured and updated Windows 2003 servers.
• Responsibility of mixed environment of windows & Linux computer lab of 200 PCs
• Configuring new system with electrical, mechanical, computer science related software.
• Adding system in domain environment and assigning file & folder level permissions.
• Implemented, configured and troubleshoot of network printer campus wide.
• Dealing with HP and Microsoft technical support.
• Provided troubleshooting and support for desktop applications, hardware and client operating system vista, XP plus MS office. Responsible for host based controls for security purpose.
• Experience in installing and maintaining inventory of Computers hardware, software and licenses.
• Conducting teaching classes for “Data & Computer Communication” course and Labs for OPNET Software.

Confidential, Pune

System Administrator

• Provided support to Windows server and Linux users. Helped users setting up their specific tools / application as required.
• Troubleshooting user authentication and Active Directory permission issues.
• Utilized network traces, RDtraces and other tools.
• Provided LAN administration and support for end-users in Active Directory domains. Configured VLAN for network segmentation.
• Utilizing tools such as perfmon, poolmon, WinDbg and others to determine root causes of server performance issues
• Configured DHCP to automatically assign reusable IP addresses to DHCP clients. Configured ACLs to prevent access to internal network from unauthorized users. Troubleshoot DHCP and DNS problem.
• Checking the physical security of the server and IT devices.
• Installed & configured antivirus software server & clients for host based controls.
• Configured & maintained Web Server for production environment.
• Managed HP network printers.
• Configuration of router and programmable switches. Experience working on network security platforms and technologies such NAT, PAT. Designing network segmentation.
• IOS upgrade on various router and switches using TFTP, FTP servers.
• Built and maintained Norton Ghost Server images and performed regular system backups.

Confidential, Pune

Jr. System Administrator

Worked with Vyom Labs and for its different clients.

• Handled E-mail management responsibilities, which included creating email Ids, resetting SMTP, allocating space quota to mail box of mail server hosted with Godaddy.com in USA.
• Member of IT infrastructure supporting team.
• Created documentation and procedures for IT personnel.
• Installed and worked on virtual desktop VMware software for virtualization of different operating systems.
• Troubleshoot network, Internet and email problems for end-users.
• Adhering to processes and procedures as set forth by ITIL.
• Served as point of contact for technical and process questions and concerns of team mates.
• Provided best practice advice and assisted customers with implementing technologies within their infrastructure.