SUMMARY

• Having 5yrs of experience as a Cisco Certified Network Associate (CCNA) with experience in configuring and deploying network devices like Cisco routers and Switches and providing network support for troubleshooting connectivity issues at small and large enterprise network environment.
• Hands on experience on Local Area Networks (LANs), Wide Area Networks (WANs), Open Systems Interconnection (OSI), TCP/IP, ATM and various Network Management systems
• Have hands - on experience on switches like Cisco 6500 series, Cisco 7600 series and routers like Cisco 3600 series and 3700 series
• Extensive knowledge and troubleshooting in data communication protocols and standards including TCP/IP, UDP, IEEE 802.3, Cable Modem, Multilayer Switching and IP Routing Protocols RIP, EIGRP & OSPF
• Experience in command line and GUI configuration of Cisco routing and switching platforms.
• Experience with Configuration, Testing and troubleshooting of Switches with VLAN, STP, and VTP etc.
• Hands on experience on configuration and testing of layer 3 protocols - OSPF, RIP, and EIGRP
• Good experience with TCP/IP networking standards and with the Protocols TCP/IP, SNMP, ICMP, NAT, PAT
• Knowledge about Cisco IOS, Cisco ASA Firewalls, Cisco Unified Communications Manager Express (CUCM), Cisco Nexus
• Experience with communicating with customers & solving complex problems in a timely manner.
• Efficient use of Microsoft Visio/Office for technical documentation and presentation

TECHNICAL SKILLS

Network Support: Cat OS Switches 6500 Series, 3750 Series, 2900 Series, 3560 PoE Series.Cisco Router 7200, 3000/2600/1600 Series.

Network/Protocol: LAN/WAN, TCP/IP, WINS, DNS, DHCP, POP3, SMTP, FTP, TELNET, VPN, ICMP, TFTP, Ethernet, RIP, IGRP,EIGRP, OSPF, BGP,MPLS, VoIP, H.323, SIP

Load Balancer: BIG-IP F5,A-10

Routing Protocols: RIP, EIGRP, OSPF, and BGP.

L2 Protocols: VTP, STP, RSTP, MSTP, PVST, ISL, 802.1q.

Switching: VLANs, PVLANs, Ether-Channel (PAgP, and LACP)

WAN Technologies: Frame Relay, ISDN, PPP, ATM, MPLS

Operating System: Windows 2003, Windows 2008 Server

Software: FTP Server, Proxy Server, eMail Management Server, Exchange 2003, MS Visio, MS Outlook, Outlook Express, MS Office.

Tools: Wire shark, Solar Wind

Server Virtualization: VMware Esxi, Microsoft Virtual Server, Xen

Application Virtualization: Novell Zenworks

PROFESSIONAL EXPERIENCE

Confidential, Schaumburg, IL

Network Engineer

Responsibilities:

• Responsible for monitoring network performance in order to maintain excellent network stability.
• Responsible for service request tickets generated by the helpdesk in all phases such as troubleshooting, maintenance, upgrades, patches, fixes, and all around technical support.
• Monitoring system performance and error logs for potential issues, proactively seek out solutions to network related issues
• Resolving issues related to data communication systems including hardware, software and applications; including Switches, Routers, and Firewalls, IP, IPX, Frame Relay, VPN, IP.
• Working knowledge of installation, testing and troubleshooting of transmission facilities (OC-48, TI, T3 and DSO).
• Implemented and supported routed and switched internetworks involving various routing protocols (EIGRP, OSPF, and RIP) and access Technologies.

Confidential, IL

Network Engineer

Responsibilities:

• Design and Implemented OSPF and BGP on various sites for routing enhancement, high availability, and reducing administrative overhead
• Maintained and configured Cisco enterprise devices such as Cisco 1900, 2811, 2900, 3900 Series ISR Routers, Cisco Switches 2960, 3560, 4500, 6500
• Cisco IOS experience on 2900 hardware in complex WAN environment and experience on Cisco OS.
• Built LAN/WAN TCP/IP network comprised of Cisco Switches (2960, 2950, 2900XL).
• Experience in configuring routing protocols like EIGRP, RIP v2, OSPF & BGP.
• Worked on Layer 2 protocols such as STP, VTP, STP, RSTP, PVSTP+, and other VLAN troubleshooting issues and configuring switches from scratch and deployment
• Redesigned IP scheme to improve existing summary routes, CPU process, memory utilization and convergence time
• Experience in designing, installing & configuring of Cisco ASA.
• Experience in creating and maintaining firewall configurations, updating documentation and log analysis
• Monitored traffic and access logs in order to troubleshoot network access issues
• Provided support to internal project teams by adding firewalls, switches and routers to managed DMZs
• Experience in configuring & upgrading of Cisco IOS
• Experience on designing and troubleshooting of complex BGP and OSPF routing problems
• Experience in configuring VLAN’s STP (Spanning tree Protocol) & RTSP (Rapid Spanning Tree Protocol)

Environment: Cisco 6500, 7000, 3750, 2900 Switches; Cisco 6513, 6509 Catalyst Switches; Cisco 2900, 1900, 3900 and 7200 series routers; Solar Winds, Wireshark.

Confidential, DC

Network Support Engineer

Responsibilities:

• Network monitoring, maintenance and providing troubleshoot for different network problem
• Network designing installation and also migrating of company network to new buildings
• Working knowledge of the OSI network model Experience with variety of networking protocols, including TCP/IP, Ethernet and frame Relay
• Resolving issues related to data communication systems including hardware, software and applications; including Switches, Routers, and Firewalls, VPN, IP, Load Balancers
• Provide first line support for network technical support, windows operating systems and other network devices

Confidential

Network System Administrator

Responsibilities:

• Part of a team responsible for configuration, security and technical support for telecommunication networks, performed site Surveys.
• Installed, configured and maintained Cisco Routers.
• Planned and designed network addressing scheme with IP Subnetting.
• Provide user training for the end users as well as fellow team members
• Installed & configured LAN & WAN using Cisco 2600, 2800 series Routers and 1900, 2900 series switches.
• LAN/WAN hardware including, Ethernet Hubs, Cisco Switches, switches panel’s installation, configuration and troubleshooting.
• Provided network security administration functions including hardware access, software access, passwords, user privileges and related tasks.
• Cisco router configuration set up routing protocols like RIP, EIGRP.
• Implementation of NAT with a pool of public IP addresses.
• Switching related tasks included implementing VLANS and configuring ISL trunk on Fast-Ethernet channel between switches.
• Troubleshoot TCP/IP problems; troubleshoot connectivity issues in multi protocol Ethernet, Environment.
• Provided troubleshooting and maintenance for CISCO IP phones.
• Led efforts to build and maintain Visio documentation database of network topology and ensured successful project implementation.