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Sr. Network Engineer Resume

Grand Rapids, MI


  • 8 years of experience in Networking, including hands - on experience in providing network support, installation and analysis for broad range of LAN/WAN/MAN communication systems.
  • Proficient in Cisco IOS for configuration & troubleshooting of routing protocols: MP-BGP, OSPF, LDP, EIGRP, RIP, MPLS and BGP v4.
  • Excellent knowledge in Routing, Switching, Firewall and Gateway technologies, system design, wireless design, data network design, capacity management and network growth.
  • Hands on experience in installing, configuring, maintaining and troubleshooting Cisco Switches, Cisco Routers, Juniper EX Switches, Juniper Routers and Cisco Nexus Switches.
  • Involved in troubleshooting of DNS, DHCP and other IP conflict problems.
  • Responsible for Check Point and Cisco ASA firewall administration across global networks.
  • Experience in working with Cisco Nexus Switches and Virtual Port Channel configuration.
  • Knowledge of implementing and troubleshooting complex layer 2 technologies such as VLAN Trunks, VTP, Ether-channel, STP, RSTP and MST.
  • Hands on experience in Cisco IOS/IOS-XR/NX-OS, Juniper JUNOS for configuration & troubleshooting of routing protocols: MP-BGP, OSPF, LDP, EIGRP, BGP v4, MPLS, NAT, VLAN, STP, VTP, HSRP & GLBP.
  • Implementation of HSRP, VRRP for Default Gateway Redundancy.
  • Experience in testing cisco routers and switches in laboratory and deploy them on site production.
  • Expert level knowledge on OSI model and TCP/IP protocol suite.
  • Worked on Network Topologies and Configurations, Routers, Frame Relay, Token Ring, ATM, Bridges, Switches, Hubs and Repeaters.
  • Strong knowledge of TACACS+, RADIUS implementation in Access Control Network.
  • Experience in Designing and assisting in deploying enterprise wide Network Security and High Availability Solutions for ASA.
  • Worked extensively in Configuring, Monitoring and Troubleshooting Cisco's ASA 5500/PIX security appliance, Failover DMZ zoning & configuring VLANs/Routing/NATing with the firewalls as per design.
  • Worked on Extensively on Cisco Firewalls, Cisco PIX (506E/515E/525/) & ASA 5500(5510/5540) Series.
  • Responsible for Checkpoint and Cisco ASA firewall administration across our global networks.
  • Strong knowledge of Cisco and Juniper software (IOS/XR and JunOS) and hardware.
  • Installation, configuration, and management of WAN optimizer, Riverbed Steelhead.
  • Experience with hardware load balancer administration and support, preferably with F5, A10 and Cisco ACE load balancers.
  • Experience with convert Checkpoint VPN rules over to the Cisco ASA solution. Migration with both Checkpoint and Cisco ASA VPN experience.
  • Experience with VOIP and QOS implements and support.
  • Experience in installing and configuring DNS, DHCP server.
  • Experience with Putty, Exceed, Secure CRT, GNS 3 and Cisco Packet Tracer.
  • Adept in preparing Technical Documentation and presentations using Microsoft VISIO/Office.
  • Ability to Install, Manage & Troubleshoot Large Networks & Systems Administration on Windows & Linux platforms in Development, Lab & Production Environments.
  • Excellent customer management/resolution, problem solving, debugging skills and capable of quickly learning, effectively analyzes results and implement and delivering solutions as an individual and as part of a team.


Network Configuration: Advanced switch/router configuration (Cisco IOS access list, Route redistribution/propagation).

Routing Protocols: IGRP, EIGRP, OSPF, BGPv4, MP-BGP


Circuit switched WAN: T1/E1 - T3/E3/OCX (Channelized, Fractional & full).


Security Technologies: Cisco FWSM/PIX/ASDM, Nokia Checkpoint NG, Juniper SRX

Cisco Routers: Cisco GSR 12416, 12418, Cisco 7200vxr, Cisco 3640, Cisco 3600

Cisco Switches: Cisco 2960, Cisco 3560, Cisco 3750, Cisco 6500 series

Juniper EX Switches: EX8200, EX4500, EX4200, EX3200, EX2500, EX2200 Series

Juniper Routers: E, J, M and T- Series

Cisco Nexus Switches: Cisco 7010, Cisco 7018, Cisco 5020, Cisco 2148, Cisco 2248

Layer 3 Switching: CEF, MLS, Ether Channel

Layer 2 technology: VLAN, VTP, VMPS, ISL, dot1q, DTP, Spanning-tree, PVST

Physical interfaces: Fast Ethernet, Gigabit Ethernet, Serial, HSSI, Sonet (POS)

Redundancy and management: HSRP, RPR, NSF/NSR

QOS: CBWFQ, LLQ, WRED, Policing/Shaping.

Switches: Catalyst 6500, MSFC, MSFC2, 7600, 3700, 3500

LAN Technologies: Ethernet, Fast Ethernet, Gigabit Ethernet, & 10 Gigabit Ethernet, Port- channel, VLANS, VTP, STP, RSTP, 802.1Q

WAN Technologies: Frame Relay, ISDN, ATM, MPLS, leased lines & exposure to PPP, HDLC, and CSU/DSU

Operating Systems: Microsoft XP/Vista/7, UNIX, Linux (Redhat, OpenSuse, Fedora) Windows Servers 2003/2008, Windows MS-Office


Confidential, Grand Rapids, MI

Sr. Network Engineer


  • Migrated Cisco Global Site Selector to A10 Global Server Load Balancer.
  • Upgraded Virus definition on messaging and enterprise servers McAfee.
  • Worked on firewall technologies like ASA 5580, and various Checkpoint Appliances.
  • Utilized Check Point smart-dash board for Firewall and troubleshooting.
  • Upgraded and Migrated Checkpoint firewalls to new datacenters.
  • Upgraded McAfee proxies
  • Extensive work experiences on Cisco Switches, Cisco Routers & Cisco Firewalls.
  • Configured Tufin SecureTrack for checkpoint firewall to analyze the firewall rules.
  • Worked on Bluecat IP address management tool for deploying the dns domains, DHCP and IP management.
  • Troubleshoot network access issues with other enterprise support groups.
  • Worked on skillful deployment of Layer-2 technologies like VLANS, VTP, STP, RSTP, Inter-VLAN routing, VLAN Trunking, Ether Channels, VLAN access-maps and port security.
  • Experience with working on latest cisco switches like Nexus 2000, 5000 and 7000 series switches while implementing advanced features like VDC, and VPC.
  • Troubleshooting, optimizing and documenting LAN/WAN technologies and T1/T3 WAN technologies.
  • Configured VPN routers for remote sites access with correct security policies. configured and implemented load balancers like Cisco ACE, and A10
  • Hands-on experience in deploying GRE tunnels, Remote Access VPN and Site-to-Site VPN.
  • Creating IP-prefix-list, route-map, distribution list for performing route manipulations.
  • Designed network topology, configured and deployed Cisco VCS.

Confidential, Fargo, ND

Sr. Network engineer


  • Configured and deployed VDC and VPC between Nexus 7018 and Nexus 5548 switches along with FEX 2248. Deployed Horizontal connectivity using OTV. Have a good understanding of Fabric Path.
  • Proficient hands on experience in configuring Cisco Catalyst 2900,2960, 3560, 3750, 4500, 4900, 6500series and Nexus 2248, 5548 and 7010 switches.
  • Involved in the troubleshooting aspects of complex network infrastructure using the routing protocols like EIGRP, BGP.
  • Worked on multiple issues like troubleshooting CE side VRFs and routing issues with BGP multi-homing across multiple MPLS Clouds.
  • Configuring, troubleshooting and working with 2600, 2900, 3600, 3900, 7200, 7600 series Cisco Routers.
  • Working on Layer-2 Ethernet Switching deployment with technologies like STP, RSTP, PVST, RPVST along with troubleshooting of inter-VLAN routing and VLAN Trunking using 802.1Q. Hands on troubleshooting experience with First Hop redundancy protocol like HSRP and GLBP.
  • Worked on Cisco ASA 5540 Series that includes rule deployment, configuration using Network & Port objects. Deployment of DMZ and troubleshooting ASA Cluster failovers.
  • Performed load balancing and application level redundancy by deploying F5 BIG-IP LTM 3900.
  • Involved in the configuration and maintenance of IPSec Site-Site VPN.
  • Performed basic security and ACL administration on Juniper SRX firewalls. That includes day to day rule deployment, troubleshooting using data flow analysis and packet capture.
  • Planned and implemented network design, including Wide Area Networking (WAN), Local Area Networking (LAN), Multiple Protocol Labeling Switching (MPLS), DS3.
  • Actively involved in fault management and change management of the network in order to provide high availability.
  • Involved in the design and installation of Branch network systems, also maintained network documentation using VISIO.
  • Worked on MPLS complex routing changes on BGP, OSPF & EIGRP where P2P circuits are implemented and preferred.
  • Responsible for entire LAN and WAN maintenance and troubleshooting of the company network.
  • Involved in the Team of Data Center Operations to perform duties like administration and deployment of Cisco Routers and Switches according to the organization requirements and assisting with network capacity and high availability requirements.
  • Involved in project planning and reviewing based on the requirements and deploying within the existing network. Used Riverbed appliance for Bandwidth optimization and application acceleration.
  • Trouble-shooting duplex mismatch errors with steel head appliance.
  • Reviewing all changes to network configuration for technical accuracy and provide solutions to Multi-Protocol Network problems.
  • Configured and managed VLANs, 802.1Q Trunk, RPVST+, Inter-VLAN routing, HSRP and LAN security for Layer-2 and Layer-3 switching domains as per the organization's requirement plan. IP Allocation for all applications and servers with high availability throughout the company.
  • Configured ASA 5540 to ensure high-end security on the network with ACLs and Firewall. Assigned a security level (0-100) on Cisco ASA and the number vary with the trust issues.
  • Worked with firewall SRX550 services gateway security for routing, switching and WAN connectivity.
  • Provided application level redundancy and availability by deploying F5 load balancers LTM.
  • Involved in designing and commissioning WAN infrastructure for redundancy in case of link failure.
  • Responsible for technical evaluation, troubleshooting, overall project management, problem solving and turn-up of the service with the ISP.

Environment: RIP, OSPF, BGP, EIGRP, VLAN, MPLS, F5 Load Balancer 6400, STP, RPVST, LAN, WAN and HSRP, Juniper SRX, Juniper EX, LAN, WAN, VPN, DNS, DHCP, FTP, HTTP, CISCO ASA 5540

Confidential, O’Fallon MO

Sr. Network Engineer


  • Working in high availability Nexus Environment and provide Level 3 Network Support.
  • Configuring, upgrading and verifying the NX-OS.
  • Basic and advanced F5 load balancer configurations, general troubleshooting of the F5 load balancers.
  • Modified internal infrastructure by adding switches to support server farms and added servers to existing DMZ environments to support new and existing application platforms.
  • Analyzed customer application and bandwidth requirements, ordered hardware and circuits, and built cost effective network solutions to accommodate customer requirements and project scope.
  • Configured routers and coordinated with LD Carriers and LECs to turn-up new WAN circuits.
  • Providing Level 3 support to customers, resolving issues by attending to conference calls.
  • Providing Level 3 Engineering and Support to other internal network engineers and contractors.
  • Designing and installing new branch network systems. Resolving network issues, running test scripts and preparing network documentation.
  • Performed OSPF, BGP, DHCP Profile, HSRP, IPV6, and Bundle Ethernet implementation on ASR 9K redundant pair.
  • Actively participated in upgrading fast Ethernet, Layer 3 switched/routed LAN infrastructure from Cisco 3640 to Cisco 2811 ISR routers and switches at access level to 2950, 3550.
  • Configured various Router interfaces like ATM interface, T3 & Channelized T1 interfaces
  • Configuring and troubleshooting CISCO catalyst 6509, 7609, 7613 with Supervisor cards, Cisco 3640, Cisco GSR 12416,21418(with PRP and RPR processors)
  • Configured and Worked with BGP, OSPF protocols in MPLS Cloud and Cisco IOS XR.
  • Providing daily network support for national wide area network consisting of MPLS, VPN and point-to-point site.
  • Configuring HSRP between the 3845 router pairs of Gateway redundancy for the client desktops.
  • Configuring GLBP, VLAN Trunking 802.1Q, STP, Port security on Catalyst 6500 switches.
  • Responsible for service request tickets generated by the helpdesk in all phases such as troubleshooting, maintenance, upgrades, patches and fixes with all around technical support.
  • Handled Cisco IOS back up to a TFTP server and Upgraded and restored a Cisco IOS from TFTP server.
  • Configuring Virtual Device Context in Nexus 7010.
  • Configuring multiple route reflectors within a cluster.
  • Working on HP open view map for Network Management System and Ticketing
  • To secure configurations of load balancing in F5, SSL/VPN connections, Troubleshooting CISCO ASA firewalls, and related network security measures.
  • Designed and implemented DMZ for Web servers, Mail servers & FTP Servers using Cisco ASA5500 Firewalls.

Environment: Cisco 2948/3560/4500/3560/3750/3550/3500/2960/6500 switches and Cisco 3640/12000 / 7200/3845/3600/2800 routers, Cisco Nexus 7K/5K/2K, Cisco ASA5510,Checkpoint, windows server 2003/2008: F5 BIGIP, LTM, OSPF, EIGRP, RIP, BGP, VLAN, VPN, Checkpoint, Juniper SRX

Confidential, St. Louis MO

Network Engineer


  • Involved in the configuration & troubleshooting of routing protocols: MP-BGP, OSPF, LDP, EIGRP, RIP, and BGP v4. Configured IP access filter policies
  • Identify, design and implement flexible, responsive, and secure technology services.
  • Experience with Firewall Administration, Rule Analysis, Rule Modification.
  • Troubleshoot traffic passing managed firewalls via logs and packet captures.
  • Configured and resolved various OSPF issues in an OSPF multi area environment.
  • Configuration and troubleshooting of Cisco catalyst 6509, 7613 with supervisor cards.
  • Experience with implementing and maintaining network monitoring systems (Cisco works and HP Open view) and experience with developing complex network design documentation and presentations using VISIO.
  • Configuring IPSEC VPN on SRX series firewalls.
  • Configuring Virtual Chassis for Juniper switches EX-4200, Firewalls SRX-210.
  • Worked on Extensively on Cisco Firewalls, Cisco PIX (506E/515E/525/) & ASA 5500(5510/5540) Series, CHECKPOINT AI, NGX, Nokia IP 740/530/340 Appliances on IPSO platform.
  • Design, implementation and operational support of routing/switching protocols in complex environments including BGP, OSPF, EIGRP, Spanning Tree, 802.1q, etc.
  • Estimated Project costs and created documentation for project funding approvals.
  • Planned resources and presented project status to higher management.
  • Deployed 7613 as PE and CE router and Configured and troubleshoot the Edge Routers.
  • Excellent troubleshooting knowledge on T1, T3, OC-3 and OC-12.
  • Installing, configuring Cisco Catalyst switches 6500, 3750 & 3550 series and configured routing protocol OSPF, EIGRP, BGP with Access Control lists implemented as per Network Design.
  • Installed different software on the systems. Install and managing network devices including Hubs, Switches.
  • Modified internal infrastructure by adding switches to support server farms and added servers to existing DMZ environments to support new and existing application platforms.
  • Analyzed customer application and bandwidth requirements, ordered hardware and circuits, and built cost effective network solutions to accommodate customer requirements and project scope
  • Configured egress and ingress queues for ISP facing routers using CBWFQ.
  • Generating RCA (Root Cause Analysis) for critical issues of layer1/layer2/layer3 problems.

Environment: Cisco 6509/ 3750/3550/3500/2950 switches, Cisco 7200/3845/3600/2800 routers, Checkpoint firewalls (SPLAT), Net Flow, TACACS, EIGRP, RIP, OSPF, BGP, VPN, MPLS, CSM, SUP720, Ether Channels, Fluke and Sniffer.


Network Specialist


  • Assisted in troubleshooting LAN connectivity and hardware issues in the network of 100 hosts.
  • Involved in analysis of client requirements to provide solutions for network design, configuration, administration, and security.
  • Involved in troubleshooting IP addressing issues and Updating IOS images using TFTP.
  • Maintained redundancy on Cisco 2600, 2800 and 3600 router with HSRP.
  • Created a backup and recovery policy for software application and verified peripherals are working properly.
  • Monitor performance of network and servers to identify potential problems and bottleneck.
  • Performed RIP & OSPF routing protocol administration.
  • Involved in interaction with support services to reduce the downtime on leased lines.
  • Primarily involved in Troubleshooting issues on a day to day basis & provide solutions that would fix the problems within their Network.
  • Monitor the operability and reliability of the network.
  • Maintenance and Troubleshooting of connectivity problems using Ping, Trace route.
  • Managed the IP address space using subnets and variable length subnet masks (VLSM).
  • LAN cabling in compliance with CAT5 standards.
  • Worked along with the team in ticketing issues.

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