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Network Engineer Resume

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Chicago, IL


  • An enthusiastic and hardworking network professional with an experience of 7 years in facing and successfully completing teh challenges put forth to me in teh networking field.
  • Proficient expertise in deploying, designing, troubleshooting and administering data networks for organizations.
  • Experience in skillful deployment of Layer - 2 technologies like VLANS, VTP, STP, RSTP, Inter-VLAN routing, VLAN Trunking, Ether Channels, VLAN access-maps and port security.
  • Commendable hands-on experience in working with Cisco catalyst switches like 2960, 3560, 3750, 4500, 4900 and 6500 series.
  • Experience with working on latest cisco switches like Nexus 2000, 5000 and 7000 series switches while implementing advanced features like VDC and VPC.
  • Profound knowledge in deploying routing protocols like OSPF, BGP, EIGRP, RIP on Cisco routers like 2600, 2900, 3600, 3900, 7200 and 7600 series.
  • Working experience in deploying gateway redundancy using HSRP, VRRP and GLBP.
  • Experience in traffic filtering using Access Control List, Distribution List and route manipulations using Offset List and Route Map.
  • Working expertise in troubleshooting, optimizing and documenting LAN/WAN technologies and T1/T3 WAN technologies.
  • Expertise in configuring of SSH, TFTP, FTP, DNS, DHCP and Syslog.
  • Knowledge gained by working on Cisco firewall technologies like ASA 5580, AAA with cisco ACS.
  • Efficient in configuring and implementing load balancers like F5 BIG-IP LTM, GTM series like 3900, 6900, 8900 and cisco CSM
  • Experience in implementing network security using NAT, PAT, ACL, IDS, IPS and ASA firewalls.
  • Hands-on experience in deploying frame-relay, GRE tunnels, Remote Access VPN and Site-to-Site VPN.


LAN Technology: Ethernet, Frame relay, Gigabit Ethernet

Switches: Cisco catalyst 2900,2960,3560,3750,4500,4900,6500 Nexus 2000,5000 and 7000 series

Switching: ARP, GARP, 802.1q, VLAN, VTP, STP (802.1d), RSTP (802.1w), PVST, RPVST and Ether-channels.

Routers: Cisco 2600, 2900, 3600, 3900, 7200 and 7600 series

Routing Protocols: OSPF, BGP, EIGRP, RIPV2

WAN Technology: Frame relay, HDLC, PPP and E1,T1,E3& T3

Gateway Redundancy: HSPR, VRRP& GBLP

Firewall Technology: Cisco ASA 5580 series

Network monitoring and management tools: Wireshark & Solarwinds

AAA architecture: TACACS+, Radius, Cisco ACS

Load Balancer Technology: F5 BIG-IP LTM, GTM & CISCO CSM

Other Protocols: DNS, DHCP, SNMP, NAT


Confidential, Chicago, IL

Network Engineer


  • Performing standard network operations via ITIL standard with Incident Management and Change Management.
  • Configuring and managing layer-2 technologies like VLANs, STP, VTP & port-security.
  • Providing gateway redundancy using HSRP & creating ACL for layer-3 security.
  • Configuring and troubleshooting layer-3 routing protocols like OSPF, EIGRP & BGP.
  • Creating IP-prefix-list, route-map, offset-list and distribution list for performing route manipulations.
  • Creating BGP multi-homed network using BGP attributes like AS-PATH, MED and local-preference as per teh environment.
  • Performed Enterprise refresh on Switch block that involved replacing legacy catalyst devices with Cisco NEXUS 2000 series fabric-extenders, 5000 series Fabric Interconnects and Nexus 7000 series core switches. Implemented features like VPC & VDC for high availability and redundant server farm environment.
  • Configured IPSEC Site-to-Site VPNs to provide secure remote access to vendors and partners.
  • Worked on commissioning WAN links and troubleshooting WAN outages.
  • Deployed Cisco 6500 series switches with SUP32 & SUP720 and implemented VSS.
  • Worked on Enterprise application load balancing using F5 BIG-IP LTM 6400 and Cisco CSM. Worked with application and system teams to investigate application high availability requirements to deploy teh optimum Load Balancing mechanism and provided network oriented support for end-to-end application life cycle management.
  • Worked on Firewall rule management as part of network operations to take care of Firewall ACL requests. me also performed firewall troubleshooting to resolve application issues in DMZ and server farm.

Confidential, Walnut Creek CA


  • Assisted in troubleshooting LAN connectivity and hardware issues in teh company network.
  • Worked on OSPF using features like TSA, SA, NSSA and route summarization. Configured EBGP/IBGP policies also tested BGP attributes such as Local preference, MED, AS-PATH, Community and Weight
  • Configured Virtual-link between dis-contiguous backbone areas in teh network.
  • Configured and worked on VRFs on teh CE to support MPLS L3 VPNs. Teh work also involved fixing MPLS based circuits to effectively resolve communication issues.
  • Building configurations for Cisco 6500(sup 720), 4500(sup 6) & 3750 catalyst switches with features like port security, VLANS, VTP, PVST+.
  • Creating ACL policies for Cisco 5540 ASA firewall with access control to NAT and object grouping functions.
  • Worked on F5 BIG-IP LTM, configured profiles provided and ensured high availability.
  • Designed WAN structure to prevent single point of failure in case of link failure.



  • Providing documentation by creating MOPs and VISIO diagrams for teh network designing team.
  • Maintaining teh networking devices which means racking, stacking & cabling for teh networking devices.
  • Studied and analyzed client requirements to provide solutions for network design, configuration, administration, and security.
  • Maintaining teh networking devices which means racking, stacking & cabling for teh networking devices.
  • Involved in troubleshooting IP addressing issues and Updating IOS images using TFTP.
  • Creating VLANS and enabling inter-VLAN routing.
  • Configuring layer-2 technologies like STP, VTP with suitable parameters as per teh network environment.
  • Managing network security with respect to port-security on access layer and access control lists on distribution layer.
  • Providing gateway redundancy for Cisco 2600, 2800 & 3600 routers using HSRP.
  • Configuring routing protocols like EIGRP, OSPF & BGP and troubleshooting layer3 issues.

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