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Network Engineer Resume

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Atlanta, GA


  • 5+ years of experience in networking and telecommunications which includes expertise in Routing, Switching, Wireless, Firewalls and Load Balancers.
  • Expert level knowledge about TCP/IP and OSI models.
  • Expert level knowledge of troubleshooting, implementing, optimizing and testing of static and dynamic routing protocols such as RIP, EIGRP, OSPF, BGP and MPLS ability to interpret and solve complex route table problems.
  • Knowledge of implementing and troubleshooting complex layer 2 technologies like VLAN trunks, VTP Ether channel, STP, RSTP and MST.
  • Implementation of traffic filters on Cisco routers using standard and extended Access list.
  • Involved in Cisco ASR9K IOS - XR upgrades to a latest version with latest protocol.
  • Strong hands on experience in installing, troubleshooting and configuring of Cisco 7200, 3800, 3600, 2800, 2600, 2500 and 1800 series routers and Juniper MX, EX and SRX series devices.
  • Good working knowledge on 3GPP technologies.
  • In-depth knowledge and hands-on experience on IP addressing, sub netting, VLSM and ARP, ping and trace route concepts.
  • Participate in IOS upgrades with TAC case and application upgrades for device hardware(Data center) and software.
  • Support Engineering with evaluation and implementation on new network architecture and designs.
  • Hands on experience in working with Cisco 7K, 5K, 2K switches.
  • Extensive knowledge on the implementation of Cisco ASA 5500 series firewalls.
  • Worked vastly with IP multicast services like PIM, IGMP, MSDP tools.
  • Implementation of HSRP, VRRP and GLBP for Default Gateway Redundancy.
  • Review and participate in Network changes and Change Management.
  • Troubleshooting Network Signaling, H323, SIP, SIP-1, SS7 and protocol debugs.
  • Installation of Avaya Communication Manager 5.2/6.0 and MG430 and MG450 in Data Centers.
  • Installation and maintenance of Avaya UC/SME and Enterprises solutions availability.
  • Project coordination of Avaya IP telephony and CMM.
  • Monitoring and troubleshooting Cisco routers and Multilayer switches as part of associated IP network connectivity.
  • Well versed with implementing and testing routing protocols like EIGRP, OSPF, BGP and MPLS.
  • Experience with F5 load balancers - LTM, GTM series like 6400, 6800, 8800 for the corporate applications and their availability.
  • Configured Nodes, Pools, SNAT and irules on A10 load balancers. Also configured VIP s and virtual servers.
  • Well experienced in configuring HSRP, GLBP, ICMP, PPP, PAP, CHAP and SNMP.
  • Experience in installing and configuring DNS, DHCP, IPAM server using Infoblox.
  • Experience with Change management process and Project documentation tools like Excel and VISIO.
  • Understanding of JUNOS platform and worked with IOS upgrade of Juniper devices.


LAN Technologies: VLAN, VTP, Inter-Vlan routing, STP, RSTP, PVST

WAN Technologies: PPP, ISDN, Frame Relay, MPLS, ATM, Channel & Leased lines

Network Securities: NAT/PAT, VPN, Filtering, Load Balancing, ACL

Wireless Technologies: LTE, VoLTE, UMTS, CDMA, OFDM, Aruba controllers

Protocols: TCP, IPv4, IPX, RRC, MAC, PDCP, RLC, L1 & L3

Network Managements: SNMP, SSH, Telnet, ICMP

Infrastructure services: DHCP, DNS, SNMP, POP3, FTP, TFTP, QIP, BIND

Routing Protocols: RIP, IGRP, EIGRP, OSPF, BGP, IPv6

IP Telephony: VOIP, SIP, CUCM, ISDN, H323

Interfaces: S1-MME, S1-U, S6a, S11, S5/S8, Rx, Gx, S1-AP, SGs-AP

Monitoring Tools: Solarwinds, Infoblox, Wireshark, Sniffer, HPNA

OS: Windows XP/7, Linux


Confidential, Atlanta, GA

Network Engineer


  • Act as an escalation point for LTE team on migration in resolving the escalated incidents.
  • Working on GMLC(Gateway Mobile Location Center) Migration Project and have been assigned to perform the LTE routing on bridge.
  • Expertise Working on critical network environment and E911 (Enhanced 911) architecture.
  • Worked and gained experience with working on an Ericsson F5 load balancer.
  • Collaborating with the UMTS counterpart to perform migration of the PSAP (Public Service Answering Phone) in a market.
  • Expertise in creating a routing path database for a PSAP with the pocket forwarding information (trunks)
  • Ensuring that the routing path database is present and showing up in the PLRF (Proxy Locating Routing Function) blade (F5 Load Balancer).
  • Perform live monitoring of the tester as they move across the test site using AcceSS7.
  • Expertise in performing daily network monitoring on the Enhanced 911 architecture to identity and isolate any situations that require immediate attention.
  • Working on creating and updating the national database for the active serving provider for the respective PSAPs in various markets post-migration.
  • Assisted in yearly refresh of SSL certifications through Venafe (DigiCert) for all the nodes in the network infrastructure using a python-base script.
  • Execute daily and weekly health check of the load balancers and performing any necessary changes to silence the alarms.
  • Examine the reliability of the database by executing sector and market database differentiations and identifying the oddities and creating an action plan for these oddities.
  • Experience with working on AOTS-Remedy Ticketing system.
  • Expertise in performing real-time call monitoring to ensure the pre-migration and post-migration call routing between the PSAPs, PLRF and GLMC.
  • Gained knowledge in supporting end-user network cisco ACI infrastructure and troubleshoot number of implementations of LTM and APM Configuration.
  • Expertise with working on outrages where the trunks were going from CFL (Call Failure Signal) to clear, internal peering going down, loss of redundant links loss of geostationary data, etc.
  • Involved in creating TVW which is the primary source of creating the migration schedule on day to day process.
  • Involved in performing latitude and longitude check for PSAPs across the nation to ensure immediate tracking of 911 call and accuracy.

Environment: SQL Developer, RMAP, AARTS(Alarm Analysis and Tracking System), RouVER(Call Routing Verification tool), CQT, ENMT,GEOLink, Irisview, NESA, NetAnalyst, Optima, PMMS (Profile Mobility Management).

Confidential, TN

IP Data Engineer


  • Act as an escalation point for L1 support team in resolving the escalated incidents (routing & switching issues)
  • Strong understanding of IP network fundamentals.
  • Knowledge in local and wide area networking communications.
  • Able to utilize packet analysis tools and be proficient Confidential reading network packet streams.
  • Knowledge of hardware, network operating systems and troubleshooting skills.
  • Work on security features like PKI, VPN and Firewalls, Switching and Routing Architectures in Data centers.
  • Analyzing network design, architecture, protocols, topology, and configuration and provisioning platforms.
  • Expertise in troubleshooting SRX series firewalls and MX series routers.
  • Administering and troubleshooting voice network infrastructure of Avaya SME and Enterprises solution availability switch based clients.
  • Executed Avaya communications for Avaya server implementation.
  • Installation of Avaya Communication manager 5.2/6.0 and MG430, MG450.
  • Works on protocols such as RIPv2, OSPF, OSPF-TE, IS-IS, IS-IS-TE, BGP, MPLS and SIP.
  • Involved in troubleshooting JuneOS and Cisco IOS platforms in major migration.
  • Mastered in troubleshooting route maps, route redistribution and BGP.
  • Assisted L2 team in resolving BGP routes during the migration from legacy network to NGNI.
  • Installed, configured and troubleshoot issues on F5 LTM and GTM series like 6400, 6800, 5000 and 2000 for the corporate applications and their availability.
  • Configured Nodes, Pools, SNAT and irules on F5 & A10 loadbalancers. Also configured VIP s and virtual servers.
  • Worked on failover issues on F5, A10 in live environment and mitigated the impact in time.
  • Work on projects/systems/issues of medium to high complexity surrounding network planning, configuration and optimization.
  • Troubleshoot incident tickets for DHCP/IPAM related issues on daily basis using Infoblox.
  • Configured and maintained IP addresses(DNS) for any new addition in the new network.
  • Configure/Enable Niksun sniffer in data center to capture traffics to troubleshoot further complex issues in Data centers
  • Raise SNOW Task & Coordinate with on-site engineer to replace of faulty devices or parts.
  • Install & Configure IP-Transport devices as requested.
  • Configure TACACS & SNMP for all IP-Transport devices.
  • Turn up of Cisco UCS server involving Cisco UCS managers.
  • Manage and trouble Active Directory changes/GPO’s.
  • Troubleshooting Network Signaling, SIP, SIP-1, SS7 and protocol debugs.
  • Worked vastly with IP multicast services like PIM, IGMP, MSDP protocols.
  • Provide Firmware upgrades for IP-Transport devices when required.
  • Raise Standard/break-fix change records (RNOWs) to record all config changes.
  • Work on problem management records & investigate for RCA.
  • Work on MAZU, SevOne, HPNA & Stat seeker tools to troubleshoot historical issues.
  • Work with Project Manager & work on activities as per schedule.
  • Update network diagrams, GNI records & SSDO documentation post change implementation.
  • Assist in coordinating operations and engineering teams in order to identify errors and anomalies.
  • Identify and verify service impact to customers, and engage subject matter experts in support of problem resolution. Communicate with internal and customer-facing teams in support of status updates.

Environment: Cisco 3750/3550/3500/2960 switches and Cisco 3640/7600/3845/3600/2800 routers, Cisco Nexus 7K/5K, 2248/3560/5020/6509 , Aruba Wireless Controllers, Arista switches, Junos, MX 480/500/960/2008 , EX 3200/4200/4550 , SRX firewalls.

Confidential, Dallas, TX

Network Engineer


  • Configured and installed Cisco Nexus 7K and 9K Switches (7000, 9504, 9508).
  • Hands on experience on identifying, troubleshooting and resolving incidents related VLANs, STP, Routing and Packet Flow Issues.
  • Identifying, troubleshooting and resolving incidents related to VLANs, access and trunk port configurations, Physical layer connectivity and virtual server connectivity.
  • Participate in the development of the documentation of servers, infrastructure and practices by providing written and/or verbal communications too effectively.
  • Configured and installed Checkpoint firewalls (61000 and 21400).
  • Configuring and deploying Cisco LWAPP/CAPWAP access points throughout Nabors.
  • Experience in configuring and troubleshooting ME 3800X and 3600X switches.
  • Expertise in upgrading Cisco ASR9K IOS- XR with IP/MPLS/OSPF protocols.
  • Configured T1/E1 interfaces, OC3 ports, Port Licensing, MPLS Transport profile on ME 3800X and M3600X.
  • Identifying, troubleshooting and resolved issues related to Security server, and VPN.
  • Network deployment, documentation and support including the following technologies - Routing (OSPF, BGP & EIGRP), multicast, switching, L2/L3 technologies.
  • Implemented SNMP on Cisco routes to allow for network management in Data Centers.
  • With working knowledge on Infoblox, have experience on DNS/DHCP/IPAM configuration and functionality.
  • Expertise in QIP and BIND softwares for address management.
  • Managed fiber optic cables connecting various buildings in the Internetwork.
  • Worked and having well versed knowledge on H323, SIP VOIP technologies.
  • Implement, administer and troubleshoot Avaya’s voice and data systems and solve related issues in Data Centers.
  • Solved network problems related to Avaya routers and switches (ERS, VSP) on L2 and L3 levels.
  • Expertise on Communications manager 5,6 and 7 (duplex, ESS, LSP) also working knowledge on Avaya MGs like G430, G450, G650, MM and E1/T1 lines.
  • Good Confidential troubleshooting the availability of Unified Communication Networks.
  • Support to plan and execute LAN (VLAN Management) and WAN management activity.
  • Identified and resolved network operational problems, minimizing downtime & preventing future incidents. Provide Level 2 assistance to customers and staff via phone, chat and email. Providing 24/7 support to Manufacturing and Non-manufacturing environments.
  • Implemented various routing protocols including EIGRP, OSPF & BGP.
  • Configured route maps and route redistributors for BGP on MX 5 through MX960.
  • Configured the Ether channel on the distribution switches.
  • Having knowledge on HSRP/VRRP.
  • Stacked 3750 series switches.
  • Involved in configuring VPN Contractors, VPN end to end connectivity.
  • Implemented Layer 2 security on Cisco 6500 series switches.
  • Monitored the network with Network Management platforms, such as Spectrum and Cisco Works. Monitoring and responding to system and network alarms and alerts.
  • Executed Network Upgrades, Replacements and Expansions. Managing, monitoring and administration of servers.
  • Co-ordination with hardware vendors, software vendors and service providers. Managed logistics, tracking and parts ordering.
  • Having working knowledge on UNIX.
  • Documenting problem solutions, major configuration changes and system architecture changes.
  • Installed, configured and have troubleshoot issues on F5 LTM and GTM series like 6400, 6800, 5000 and 2000 for the corporate applications and their availability.
  • Administer and troubleshoot A10 load balancers for the various applications in corporate and Data Centers.
  • Configured Nodes, Pools, SNAT and irules on A10 loadbalancers. Also configured VIP s and virtual servers.
  • Experience in Troubleshooting the Cisco ASA Firewalls - 5505, 5506 and 5510 series.
  • Understanding different types of NAT on Cisco ASA firewalls and applied them.
  • Hands on experience with Cisco ASA & Juniper SRX firewalls. Installed and configured SRX firewalls (3k & 5k) and also troubleshoot issues on them.
  • Spearheaded meetings & discussions with team members regarding network optimization.
  • Used various scanning and sniffing tools like Solarwinds.
  • Daily responsibilities included monitoring remote site using network management tools in Data Centers, assisted in design guidance & help LAN administrator with backbone connection and connectivity issues.

Environment: Cisco 3750/3550/3500/2960 switches and Cisco 3640/7600/3845/3600/2800 routers, Cisco Nexus 7K/5K, 2248/3560/5020/6509 , Junos, F5, A10, Infoblox, Solarwinds, MX 480/500/960/2008 , EX 3200/4200/4550 , SRX firewalls.

Confidential, Plano, TX

Associate Network Engineer


  • Configure the access policies and VPN policies in checkpoint firewall.
  • Implementing and Troubleshooting VLANS, Trunks, VTP & STP.
  • Coordinated with the offshore team regarding any troubleshooting issues within the team.
  • Coordinating with Local (sify and Reliance) and Global ISPs (CNW and TATA) to trouble shoot routing issues.
  • Trunking, VTP, Layer 2/3 switching, Ether channels, Inter-VLAN routing, log messages, high CPU utilization and parameters that can degrade performance of network.
  • Configured VLANS on multiple catalyst switches performed troubleshooting on TCP/IP network problems, Administered Frame-Relay and networks.
  • Provided technical support and problem resolution for the LAN and its environment by analyzing the problem, identifying the cause and circumstances of the problems and finding a solution to the identified problem.
  • Installed, configured (through CLI & SDM) and managed CISCO routers and Catalyst switches.
  • Set up Internet, implementing Networking products like Servers, Proxy servers, Switches, Routers.
  • Taking configuration backups of all the Routers and Switches on monthly basis.
  • Providing node up time reports to customer on monthly basis.
  • Coordination of Engineers Confidential various locations across the world.
  • Providing 24/7 supports.


Network Support Engineer


  • Involved in basic configuration of cisco routers and switch administration and familiar with enterprise level Cisco routers and switches.
  • Monitoring Network infrastructure using SNMP tools like HP Open view.
  • Worked on HSRP for hop redundancy and load balancing.
  • Responsible for basic troubleshooting issues and network configurations within the network.
  • Good knowledge on basic switching and protocols used in configuring it
  • Maintenance and troubleshooting of connectivity problems using ping and trace route.
  • Managing and configuring switches and LAN networks independently.
  • Involved in troubleshooting of DNS, DHCP and other IP conflict problems
  • Experience in Cisco switches and routers: Physical cabling, IP addressing, Wide Area Network configurations.
  • Responsible for Internal and external accounts and, managing LAN/WAN and checking for Security
  • Settings of the networking devices (Cisco Router, switches) co-coordinating with the system/Network administrator during any major changes and implementation
  • Installing OS and troubleshooting system related issues within the company network.
  • Expertise with basic wireless concepts which helped to manage troubleshooting.
  • Configured FTP server for users (internal/external) & vendors.

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