We provide IT Staff Augmentation Services!

Sr. Network Engineer Resume

Louisville, KentuckY

SUMMARY:

  • A Professional Electrical Engineer with 7+ years of experience in the industry, with a strong networking base, talented in testing network based routing, switching applications and embedded applications.
  • Experience in working with Cisco Nexus 7k, 6k, 5k, 2k Switches and Virtual Port Channel configuration.
  • Performed Nexus In - Line Service upgrades and deployed advanced nexus features VPC and VDC .
  • Knowledge of implementing and troubleshooting complex layer 2 technologies such as VLAN Trunks, VTP Ether channel, STP, RSTP and MST.
  • Experience in configuring HSRP and redistribution between routing protocols troubleshooting them.
  • Integrated VoIP with PSTN and set up voice Gateway ensuring QOS for Cisco based Voice over IP and CDR for voice call Accounting.
  • Experience working with Juniper JUNOS version 12 and Version 13 for routing and Switching protocols.
  • Sustained a high level of customer satisfaction by providing exceptional Tier I / Tier II support for Juniper's customers (large ISP's core networks and enterprise networks) over the phone and through email by resolving various hardware and configuration issues .
  • Support city wide network; utilizing SolarWinds network management tools.
  • Implementation of HSRP, VRRP and GLBP for Default Gateway Redundancy.
  • Experience with Putty, Exceed and Secure CRT.
  • Served as Network Designer and Network Optimization Engineer. Segmenting Large Layer 2 switched network using Routing protocols (OSPF, BGP and VRF Lite ) .
  • Installed and managed multiple instances of a Routing table using VRF and VRF Lite.
  • Lead the installation and configuration of corporate wide rollout of the Cisco Catalyst 3550, 3750, 4500, and 6509 switches including VLAN configuration, 802.1q and ISL trucking, Ether Channel, Spanning-Tree protocol, HSRP and GLBP.
  • Played a supporting role in the implementation of internal architecture and DHCP scopes on Infoblox for the internal LAN infrastructure.
  • Manage internal and external DNS services providing full Internet name resolution.
  • Responsible for implementing and managing fully redundant, 24x7 available, fully redundant Perimeter network for NACA Group Datacenters.
  • Troubleshooting and configuring network devices (e.g., WAN connectivity, Internet Links, Core and Distributions switches, Citrix Netscaler , VPN, anyconnect VPN, RSA, Checkpoint and Cisco ASA/FWSM).
  • Used Bluecoat Proxy SG Appliances to effectively secure Web communications and accelerate delivery of business applications.
  • Implement URL filtering requests in Bluecoat Proxy SG for website blocklist and whitelist purpose.
  • Strong hands on and exposure to Palo Alto on a regular basis.
  • Performed in the role of a Security Consultant and Security Solutions Architect. Assisted clients in security architectural design, security product review, security appliance installation and tuning.
  • Strong hands on experience in installing, troubleshooting, configuring of Cisco 7200, 6500,3800, 3600, 2901,2811,2800, 2600, 2500 and 1800 series Routers, Cisco Catalyst 6500, 4500, 3750, 2950 and 3500XL series switches, Connected Grid Router (CGR 2010) and Cisco 2520 Connected Grid Switch (CGS 2520 ).
  • Upgraded, installed and supported Cisco Wireless controllers (Cisco 7500, 8500).
  • Provide customer bandwidth reports per customer request on SolarWinds and INOC report generator.
  • Expert Level Knowledge about TCP/IP and OSI models.
  • Done installation and troubleshooting of a customer's Home Phone Networking Appliance (HPNA) system, where applicable.
  • Implementing security policies using ACL, ASA, FWSM, PIX Firewall, IPSec, VPN, LACP, AAA Security (TACACS+, Radius) on different series of routers.
  • Worked on ASA 5500-x platform configuring the web, ssl, anyconnect VPN's .
  • Worked on F5 Load Balancers - Configuring Irules, Profiles, Nats/Snats, Load Balancing.
  • Created and implemented multiple Load Balancing strategies using Cisco ACE, F5 Big-IP .
  • Configured ACL's on FWSM's and ASAs in single/multi context modes .
  • Strong expertise in Network Design, troubleshooting (Sniffer - Wire shark), Fine Tuning, Implementation and day-to-day maintenance Activity.
  • Expert knowledge of cable connectors and replacement as RJ-11, RJ-45, V.35, RS-449.
  • Network monitoring and testing from Operation Center (NOC) from a network management perspective.
  • Cisco ASA/checkpoint Firewall troubleshooting and policy change requests for new IP segments that either come on line or that may have been altered during various planned network changes on the network.
  • Designed and maintained F5 APM SSO and two factor authentication for Citrix remote virtual desktop infrastructure.
  • Personally racked, stacked, and configured private global SONET/IP network using Juniper, Cisco, Netscreen firewall/VPN, Foundry Networks, F5 BigIP, SilverPeak and ShoreTel products.
  • Designed and Implemented Firewalls DMZ's, F5 Viprion deployments to Front end and DMZ customers .
  • Experience with configuring F5 LTM 8950, 6900, VIPRION 2400 models.

TECHNICAL SKILLS:

Switches: CISCO 2900, 3500,4500,5000,6500, Nexus 7k,6k,5k,2k, Aruba, Avaya

Juniper: E series, J series and M series. Juniper SRX & VPN

Simulation Tools: OPNET IT GURU, OPNET Modelar, Silverpeak optimization

Web Technologies: HTML, XHTML, CSS.

Firewalls: Juniper net screen(500/5200), Juniper SRX (650/3600), Pix(525/535), ASA (5520/5550/5580 )

Networking Technologies: LAN/WAN Architecture, TCP/IP, Frame Relay, VPN, LACP, VLAN, VTP, SVI, NAT, PAT, STP, RSTP, PVST, MSTP,VPC, VPD.

Networking Hardware: Cisco Switches, Cisco Routers, PIX firewalls, Palo Alto firewalls

Routing Protocols: OSPF, IGRP, EIGRP, RIP, MPLS, IS-IS, BGP, Redistribution, Multicasting

Security Technologies: Knowledge on Firewall, ASA, IP Sec,IPS/IDS, VPN & Cisco PIX.

Network Monitoring: Cisco Works 2000, Wire Shark, Solarwinds, Nagios, Collectd, Graphite

Operating Systems: Windows 7, Vista, XP, 2000, LINUX, Cisco IOS, IOS XR.

Network Simulators: GNS3, Packet Tracer

Routers: CISCO 2600, 2800,3600,3800,7200, Cisco CRS-1, CRS -3, GSR,Aruba

Applications: MS Office, MS Visio

PROFESSIONAL EXPERIENCE:

Confidential, Louisville, Kentucky

Sr. Network Engineer

Responsibilities:

  • Designed 10 gigabit networks using Cisco Nexus 7000 series switches, Checkpoint NGX firewall and Cisco 3800 series routers.
  • Performed OS upgrades & device replacements on several Cisco devices ( 6500, Nexus 2K, 3K, 5k,6k and 7k series switches ).
  • NEXUS 7000/6000/5000/2000 with Fabric Path Data Center design engineer for multi-segmented network including DMZ/B2B for Partner Networks and public facing environment in a collapsed core environment.
  • Evaluate, Plan, Test, and Deploy migration of DNS and DHCP to Infoblox Appliances.
  • Hands on experience in troubleshooting of inter-VLAN routing and VLAN Trunking using 802.1Q.
  • Implemented VPN/IPSec tunnels for secured data transfer from all locations to core routers and then to application servers.
  • Connect and configure switches, WLAN access points and bridges, repeaters, bridges, routers, gateways, or CSU/DSU's .
  • Design and configuring of OSPF, BGP on Juniper Routers and SRX Firewalls.
  • Ability to identify IPv4 address ranges, subnets, and other IPv4 addressing fundamentals required. Fundamentals include understanding of DHCP, NAT, PAT, and subnetting.
  • Working understanding of both authoritative and caching DNS needed, including underlying process of DNS name resolution to IPv4 addresses.
  • 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 the design.
  • Perform setup of test scenarios, both hardware and software components, and perform troubleshooting as needed.
  • Extensive working knowledge in BGP, OSPF, EIGRP, RIP, IS-IS, HSRP, L2/3 VPNs in IOS, IOS XE, and IOS XR platforms.
  • Networks using routing protocols such as RIP, OSPF, BGP and manipulated routing updates using route-map, distribute list and administrative distance.
  • Troubleshooting and implementing VRF lite routing using Static, OSPF and EIGRP routing with redistribution into BGP .
  • Handles different networking platforms such as Cisco ASA firewall, ASR routers, Cisco Catalyst switches and routers, Bluecoat Packet shaper, Cisco WSA.
  • Configured OSPF redistribution and authentication with type 3 LSA filtering to prevent LSA flooding.
  • Configured OSPF over frame relay networks for NBMA and point to multipoint strategies.
  • Provided redundancy in a multi homed Border Gateway Protocol (BGP) network by tunings AS-path.
  • Implemented Hot Standby Router Protocol (HSRP) by tuning parameters like preemption.
  • Researched, designed, and replaced aging Checkpoint firewall architecture with new next generation Palo Alto appliances serving as firewalls and URL and application inspection.
  • Implement Datacenter Move for Guidance Software and Network redesign.
  • Implemented various OSPF scenarios on networks consisting of 7600 routers.
  • Configured policy based routing for BGP for complex network systems.
  • Designed, configured and implemented the installation of over 1700 Aruba Wireless Access Points in conjunction with 6 Aruba 7200 Series Controllers.
  • Palo Alto design and installation (Application and URL filtering, Threat Prevention, Data Filtering).
  • Configured Multiprotocol Label Switching (MPLS) VPN with Routing Information Protocol (RIP) on the customer’s site.
  • Participated in the installation, configuration, and post installation daily operational tasks and configuration of the deployment of Cisco Nexus equipment.
  • In F5 I did configure Virtual Servers, Configure Nodes, and configuring the load balancing Pools and also used to work with configuring load balancing algorithms.
  • I did work with configuring F5 LTM 8950, 6900, VIPRION 2400 models.
  • Experience working with JUNOS OS on Juniper Routers and Switches.
  • Implementing Juniper MX240, 480, and 960 routers into the IP/MPLS core network, along with EX4200 switches, SRX650 firewalls, and SRX5600 firewalls .
  • Maintained records for all changes in Avaya ASA S8800 and Inventory programs.
  • Working knowledge of Firewall service module FWSM UPGRADE, FWSM RULESET conversion.
  • Worked on FTP, HTTP, DNS, DHCP servers in windows server-client environment with resource allocation to desired Virtual LANs of network.
  • Manage a very large DNS environment using Lucent QIP and manual management of DNS for DMZ/External servers.

Confidential, Lansing, MI

Network Engineer

Responsibilities:

  • Executed BPDU Guard, port-fast, uplink fast and other spanning tree features on various layers 2 and layer 3 switches.
  • Supporting accounts on implementation and maintenance of DDI/IPAM Servers on various platforms.
  • Configured static NAT, dynamic NAT, dynamic NAT overloading.
  • Manage a very large DNS environment using Lucent QIP and manual management of DNS for DMZ/External servers.
  • Provided technical support and debugged OSPF problems, switching, HSRP and IPSEC tunnels .
  • Back up a Cisco IOS to a TFTP server and Upgraded and restored a Cisco IOS from TFTP server.
  • Datacenter responsibilities included running fiber/copper paths, providing connectivity to storage, firewall, and servers, performing configuration changes on the Nexus 5k and 2k fabric extenders to ensure end to end connectivity, and racking new equipment deployments.
  • Installed, baselined and configured Cisco Nexus NX-OS (7k, 6k, 5k, 2k) and IOS devices for deployment .
  • Providing production and testing support & implementing new features for various releases of IOS-XR .
  • Extensively worked on Nexus 5k, 6k and 7k , troubleshooting and configuration.
  • Configuring and testing Multicast for both IPv4 and IPv6 routing in Data Center Environment.
  • Proficient in Cisco IOS for configuration & troubleshooting of routing protocols: MP-BGP, OSPF, LDP, EIGRP, RIP, BGP v4, MPLS.
  • Implementing proxy rules in Bluecoat Proxy SG using blue coat director .
  • Monitoring and troubleshooting Juniper SRX210/650, EX 4200/4500/8200 series devices.
  • In charge of Juniper SA SSL VPN configuration for internal and external access.
  • Worked on implementation of VLANS in multi spanning tree topology on Cisco and Arista switches .
  • Implemented VTP and Trunking protocols ( 802.1q and ISL ) on 3560, 3750 and 4500series Cisco Catalyst switches.
  • Responsible for implementing, supporting, and maintaining 24x7 network services.
  • Coordinated efforts with Engineer’s to ensure all network devices conformed to defined network standards.
  • Provided configuration of STP and Port Security on Catalyst 6500 switches.
  • Configure and manage OSPF, EIGRP, RIP routing protocols and VRF lite for WANs.
  • Experience with Layer 2 and Layer 3 protocols like LDP , RSVP/ TE, QOS and VPLS. .
  • Installed Cisco ASR 9922 for network aggregation.
  • Designed and implemented remote access using Aruba 7200 Series Controller utilizing RAP155, RAP5 and RAP2 devices.
  • Maintain VPN, WiFi, LAN / WAN connections regarding 2,500 enterprise users and 200 remote locations including datacenter, virtual / physical servers, end users PCs, VoIP , and printers.
  • Assisted in migration from Avaya to Cisco Platform.
  • Configure legacy route map configurations using the new Cisco IOS XR Routing Protocol Language (RPL).
  • Maintaining Core Switches, creating VLANs, LACP and configuring VTP.
  • Optimized performance of the WAN network consisting of Cisco 3550/4500/6500 switches by configuring VLANs.
  • Configured OSPF for Stub area, Totally Stubby Area and NSSA.
  • Experience with Checkpoint Firewall policy provisioning.
  • In-depth expertise in the implementation, optimization, troubleshooting and documentation of LAN/WAN networking systems.
  • Worked on a broad range of topics such as proactive monitoring and maintenance, disaster recovery exercises, and core network repairs.
  • Responsibility to maintain Fine-grained visibility and policy control over application access/functionality
  • Experience in Multi-gigabit, low latency, in-line deployment.
  • Worked on the security levels with RADIUS, TACACS+.

Environment: Cisco 2800, 2900, 3900, 7200, 7600, ASR9000, CRS and GSR 12k routers, Cisco Catalyst Switch 6500, 4500, 3550, T1 Controllers, Cisco ASA5510, Checkpoint, Fiber and Ethernet cabling.

Confidential, Atlanta, GA

Network Engineer

Responsibilities:

  • 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.
  • Interacted with support services to reduce the downtime on leased lines.
  • Configure Multi-protocol Label Switching-Traffic Engineering (MPLS-TE) tunnels on the Cisco CRS-1 Routing System
  • Understand data flow through the Cisco CRS-1 Routing System
  • Troubleshoot problems on a day to day basis & provide solutions that would fix the problems within their Network. Troubleshoot basic Cisco CRS-1 hardware and software problems
  • Monitor the operability and reliability of the network.
  • Provided first-level contact and problem resolution for all issues around our VIOP Phone and will be setting up and deleting settings as well as trouble shooting the system.
  • Application Performance Monitoring and Network Performance Monitoring of the Time Warner’s network using OPNET IT Guru.
  • Maintained communications with internal customers during the problem resolution process.
  • Maintenance and Troubleshooting of connectivity problems using Ping, Trace route
  • Managed the IP address space using subnets and variable length subnet masks (VLSM).
  • Enable multicast routing on the Cisco.
  • Experience working with Cisco IOS-XR on the ASR9000 devices for MPLS deployments
  • CRS-1 routing system
  • Configure Multi-protocol Label Switching (MPLS) on Cisco IOS XR Software.
  • LAN cabling in compliance with CAT5 standards.
  • Worked along with the team in ticketing issues.
  • Daily responsibilities included monitoring remote site using network management tools, assisted in design guidance for infrastructure upgrade & help LAN administrator with backbone connection and connectivity issue Other responsibilities included documentation and support other teams
  • Create and maintain reports utilizing SQL, Excel, MS Access, SSIS, SSRS and SharePoint. These reports will be used to manage claim inventory, adjustment processes, audit, compliance, recoveries and coordination with other departments.
  • Assisted in troubleshooting LAN connectivity and hardware issues in the network of 100 hosts.
  • Studied and analyzed 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.
  • Hands on experience in Cisco and Juniper Routers and Switches.

Confidential

Network Engineer

Responsibilities:

  • Provided redundancy in a multi homed Border Gateway Protocol (BGP) network by tunings AS-path.
  • Worked on Juniper J series j230, M 320 routers and EX 3200 series switch.
  • Implemented Hot Standby Router Protocol (HSRP) by tuning parameters like preemption.
  • Implemented various OSPF scenarios on networks consisting of 7600 routers.
  • Configured policy based routing for BGP for complex network systems.
  • Configured Multiprotocol Label Switching (MPLS) VPN with Routing Information Protocol (RIP) on the customer’s Site.
  • Tuned BGP internal and external peers with manipulation of attributes such as metric, origin and local Preference.
  • Perform network capacity planning and performance analyses with IT Guru Network Planner, VNE Server, ACE
  • Configured networks using routing protocols such as RIP, OSPF, BGP and manipulated routing updates using route-map, distribute list and administrative distance for on-demand Infrastructure.
  • Configured OSPF redistribution and authentication with type 3 LSA filtering and to prevent LSA flooding.
  • Configured OSPF over frame relay networks for NBMA and point to multipoint strategies.
  • Scripting experience with Pearl.
  • Configuring, Installing and troubleshooting on Check Point Devices.
  • Good knowledge on Intrusion Detection and Intrusion Prevention System.
  • Policy Building using IDP.
  • Worked on FTP, HTTP, DNS, DHCP servers in windows server-client environment with resource allocation to desired Virtual LANs of network.
  • Responsible for day to day management of Cisco Devices, Traffic management and monitoring.
  • Implementing traffic engineering on top of an existing Multiprotocol Label Switching (MPLS) network using Frame Relay and Open Shortest Path First (OSPF).
  • Cisco Secure Access Control Server (ACS) for Windows to authenticate users that connects to a VPN 3000 Concentrator.

Confidential

Network Support Engineer

Responsibilities:

  • Assisted with various duties that will arise including: implementation, configuration, management, rules definition, problem solving, design advice, troubleshooting, updating, maintenance, etc.
  • Managed the IP address space using subnets and variable length subnet masks (VLSM).
  • Involved in troubleshooting IP addressing issues and Updating IOS images using TFTP.
  • Worked along with the team in ticketing issues.
  • Assisted in troubleshooting LAN & WAN connectivity and hardware issues in the network of 10000 hosts.
  • Studied and analyzed client requirements to provide solutions for network design, configuration, administration, and security.
  • Maintained redundancy on Cisco 2600, 2800 and 3600 router with HSRP.
  • Monitor performance of network and servers to identify potential problems and bottleneck.
  • Performed RIP & OSPF routing protocol administration.
  • Monitoring network performance to improve the backup strategy using Netrep, Solar winds.
  • Used SolarWinds Network Manager to monitor and compile network data.
  • Route configuration and point code checks for System Technician and Network Technician.
  • Knowledge and experience of 802.11 a/b/g/n Ethernet standard for wireless Technology.
  • Worked with other team members in testing of the network architecture.
  • Participated in quality system implementation project.
  • Configure wireless routers on enterprise network.

Hire Now