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Network Engineer Technical Support

Parsippany-Troy Hills, New Jersey, United States
October 19, 2016

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Uma Maheshwar

Sr. Network Engineer


Key Strengths

Experience of routing protocols like EIGRP, RIP, OSPF and BGP.

Extensive hand on experience with complex routed LAN networks, CISCO Routers and Switches.

Experience in the setup of Access-lists, RIP, EIGRP and tunnel installations.

Proficiency in configuration of VLAN setup on various CISCO Routers and Switches.

Excellent qualities such as Teamwork, Negotiation, Analysis and Communication.


Network Engineer with 8 years of experience in the industry, which includes expertise in the areas of Routing and Switching.

Expert level knowledge of troubleshooting, implementing, optimizing and testing of static and dynamic routing protocols such as EIGRP, OSPF, BGP ability to interpret and resolve complex route table problems.

Maintained/Created Information Security programs for monitoring and updating corporate-owned web domains and web servers.

Monitored internal control systems to ensure that appropriate access levels were maintained.

Recommended, implemented and monitored policies and procedures for appropriate network security Incident Response.

Implementation traffic filters on Cisco routes using Standard and extended Access list.

Expert Level Knowledge about TCP/IP and OSI models.

In-depth expertise in the analysis, implementation, troubleshooting & documentation of LAN/WAN architecture and good experience on IP services.

In-depth knowledge and hands-on experience on IP Addressing, Sub netting, VLSM and ARP, reverse & proxy ARP, Ping Concepts.

Knowledge of implementing and troubleshooting complex layer 2 technologies such as MOPS, MSIT, VLAN Trunks, HDLC, STP, and RSTP.

Experience in configuring HSRP and redistribution between routing protocols & troubleshooting them.

Technical Knowledge on Cisco ASA 5500 series Routers and Cisco Call Manager.

Knowledge on Alcatel Omniswitch, Omnistack 4000 series, Cisco Nexus 5k and 7k Switches.

Implementation of HSRP, VRRP and GLBP for Default Gateway Redundancy.

Hands on experience with F5 Load balancer and DNS.

Excellent communication skills to interact with team members and support personnel and also can act as a mentor to less experienced personnel.

Monitoring Network infrastructure using SNMP tools HP NNM, Solar-winds and Opnet.

Technical understanding of wireless standards.

Implemented traffic filters using Standard and Extended access-lists, Distribute-Lists, Prefix-List and Route Maps.

Implementation of DHCP, DNS, FTE, FTP, TFTP.


Cisco Certified Network Associate (CCNA)

Cisco Certified Network Professional (CCNP)


●Routers: (1800, 2500, 2600, 2800, 3600, 3800, 4600, 6300).

●Cisco Switches: (2900, 3500, 4000, 4500, 5000, 6500, Nexus 5k & 7k).

●Routing Protocol: (BGP, OSPF, EIGRP, RIP), Routed Protocol TCP/IP.

●Operating Systems: Cisco IOS, Cat-OS, Nexus-OS

●Management tools: SNMP, Syslog, Sniffer, and Wire shark, HP Service Center 6.8, Solarwinds

●LAN Technology: VLAN, VTP, Inter-vlan routing, ISL, dot1q, STP, RSTP, PVST, HSRP, GLBP

●WAN Technology: Frame Relay, X.25, E1/T1/DS1/DS3, PPP,MPLS

●Network Security: Knowledge of Cisco ACI, VPN, IPSec

●Documentation: Microsoft Office, Visio, NetViz, NetBrains, Blue Diamond IPAM


Client: T-Mobile, Parsippany NJ Feb 2015 - Present

Sr. Network Firewall Engineer


Managed wireless access points across various business sites using centralized solutions including WCS 5500 and 4400.

Configuration of Cisco Catalyst switches 6500, 4000 and 3750 series and routers according to the Network Design.

Troubleshoot and technical support for Global wide area network consisting of Multi-Protocol label switching MPLS, VPN and point-to point site.

Involved in the Team of Data Center Operations to perform duties like administration and monitoring of Cisco Routers and Switches according to the organization requirements.

Performed network administration tasks such as creation and management of VLANS, Port security, Trunking, STP, Inter-VLAN routing, and LAN security.

Day to day monitoring of both the Local Area Network (LAN -Head Office and its environ) and the wide Area Network (WAN - Link between Head Office and the branches. This involves the use of

monitoring tools such as Solar winds, Ipswich, cacti, PRTG.

Involved in design, implementation and configuration of HSRP for load balancing on L3 switches on different location of office on the switched Network.

Provided support and troubleshooting for Layer2/Layer3 issues.

Configured Cisco firewall through Initial setup.

Implemented Zone Based Firewalling and Security Rules on the Palo Alto Firewall.

Configuring Firewall Rules as per change requests.

Configuration, Troubleshooting and Maintenance of Palo Alto Firewalls - PA200, PA2000 series, PA3000 series, PA4000 series and PA5000 series.

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.

Migration of routers/Switches from telnet to SSH and created secure access using ACI.

Configure Site to Site VPN between various locations.

Install and configure Windows Server, Active Directory.

Monitored all equipment's using NetQos, Solar Winds.

Experience servers and Microsoft Active Directory. Identity Synchronization for windows was proposed to automate user and password synchronization between Directory Server and Active Directory.

Created and modified Access Lists and extended Access List for filtering traffic.

Also involved in configuration of ISR and Catalyst switches and Fabric Interconnect

Implemented prefix-list for filtering route advertisements in OSPF and BGP.

Involved in Network Designing, Routing, DNS, IP Subnetting, TCP/IP protocol.

Designed and installed new Branch network Systems.

Provide support for incident tickets and determine point of failure and resolve remotely.

Resolved high, medium and low priority tickets in timely manner by utilizing incident management tools like GWI.

Client: Inovalon, Bowie, MD Aug 2013 – Jan 2015

Sr. Network Engineer


Involved in building network topology according to client requirement and verification of network topology.

Support of infrastructure services including Active Directory

Involved in Configuring and implementing of Composite Network models consists of Cisco 3900 and 2900 series routers and Cisco 3750, 4500 and 6500 Series switches.

Configured networks using routing protocols such as RIP, OSPF and BGP.

Implementing traffic engineering on top of an existing Multiprotocol Label Switching (MPLS) network using Frame Relay and Open Shortest Path First (OSPF). Implemented various OSPF scenarios on networks consisting of 7600 routers.

Installed Solar Winds and monitor and configure network resources using Orion NPM and NCM.

Also involved in Configuration of Nexus 7010 including NX-OS Virtual Port Channels, Nexus port profiles, Nexus Version 4.2 and 5.0, Nexus VPC peer links.

Upgraded IOS on various Cisco Routers like 3945 and 2911 as well as switches like 3750, 4500 and 6500.

Work on different networking concepts and routing protocols like OSPF and other LAN/WAN technologies.

In-depth expertise in the implementation, optimization, troubleshooting and documentation of LAN/WAN networking systems.

Replaced 6500 from access layer and Installed 3750s Switches.

Installed high availability Big IP F5 LTM and GTM load balancers to provide uninterrupted service to customers.

Configure/Maintain solar winds by keeping nodes up to date.

Monitor network using Solar winds and creating alerts for IT teams.

Worked on configuring and troubleshooting Nodes, Pools, Profiles, Virtual Servers, SSL Certificates, iRules, and SNATs on the F5 Big IPs using the Web GUI and CLI.

Innovated with support of Palo Alto for remote and mobile users and for analyzing files for malware in a separate (cloud-based) process that does not impact stream processing.

Palo Alto design and installation, which includes Application and URL filtering Threat Prevention and Data Filtering.

Co-ordinate with the Data Network and Security team and come up with possible solutions.

Work on Physical site Inventory verification, gather information of various Cisco Network devices and Security Devices to develop Run book and Spec Book.

Identify additional Network operations requirement and improvement opportunity.

Also, worked as a member of Voice over IP team is the same project.

Deployment of Cisco IP phones – series 7945, 7965, 7916, 9971.

Also worked with different WLAN devices e.g. WAP, Wireless Access Controller etc.

Client: Security Benefit Group, Bridgewater, NJ Apr 2012 – Aug 2013

Sr. Network Engineer


Involved in Configuring and implementing of Composite Network models consists of Cisco7600, 7200, 3800 series routers and Cisco 2950, 3500, 5000, 6500 Series switches. Also worked with ASR 1K and 7K.

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.

Implementing traffic engineering on top of an existing Multiprotocol Label Switching (MPLS) network using Frame Relay and Open Shortest Path First (OSPF).

Provided redundancy in a multi homed Border Gateway Protocol (BGP) network by tunings AS-path.

Implemented Hot Standby Router Protocol (HSRP) by tunning 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.

Cisco Secure Access Control Server (ACS) for Windows to authenticate users that connects to a VPN 3000 Concentrator.

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, IOS, Traffic management and monitoring.

Also involved in designing and implementing IP MPLS network.

Involved in provide higher technical support to NOC and other operation teams regards to IP/MPLS infrastructure.

Helped team members in configuration of Juniper 4350, 6350, and 2320 routers as well as EX 2200, 4200, 6200 and 8200 switches.

Member of Network testing team. Also worked with Qos.

Responsible for Manual testing, reporting defects and working closely with development in narrowing down issues.

Worked with automation tools and different methods according to requirement. Also worked with IXIA test. Also used different tools like ANUE and JDSU.

Developed the necessary libraries for the different to run different Network test.

Responsible to run different kind of Network test. This includes MPLS, BGP, SNMP, and Firewall. Also worked with testing with traffic generator.

Wipro Technologies, India Sep 2010 – Mar 2012

Network Specialist


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.

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 and configured ios.

Performed RIP & OSPF routing protocol administration.

Interacted with support services to reduce the downtime on leased lines.

Troubleshoot problems 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).

As a Team member also worked with F5 load balancer and SONET technology.

Responsible to help team for troubleshoot, configure and resolve the issues regarding F5.

Support design and planning of Juniper MX, EX and TX Series network routing products within the Customer infrastructure.

Support ongoing efforts in defining best practice policies for Juniper product applications used by Customer.

Proactively perform corrective maintenance for IP/MPLS network.

Review and evaluate all ITC technical documents related to IP/MPLS network.

Helped team to build up SONET Networks.

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.

Capgemini, India Jun 2008 – Sep 2010

Network Engineer


Responsible for the configuration, implementation and operation of Cisco 3745 routers Cisco 6509 and 3560 L2/L3 switches.

Removed Cisco 3600 and 2600 series routers and Cisco 2900 series switches from the current infrastructure and replaced them with the Cisco 6509 or 3560 L2/L3 switches.

Configured RSTP, MST and used VTP with 802.1q trunk encapsulation. Provided port binding and port security wherever required. Provided router redundancy through HSRP.

Configured ether channels using PAgP and LACP.

Designed ACLs, VLANs, troubleshooting IP addressing issues and taking back up of the configurations on switches and routers.

Provided testing for network connectivity before and after install/upgrade.

Switching related tasks included implementing VLANS and configuring ISL trunk on Fast-Ethernet and Gigabit Ethernet channel between switches.

Experience in Cisco switches and routers: Physical cabling, IP addressing, Wide Area Network configurations (Frame-relay and ATM).

Performed troubleshooting, while maintaining trouble ticket tracking, following internal/external.

Escalation procedures and customer notifications.

Design service for /upgrade/configure ALU’s IP/MPLS products e.g. 7705 SAS, 7210 etc.

Configured Cisco Routers for OSPF, IGRP, RIPv2, EIGRP, Static and default route.

Worked on HSRP and GLBP for first hop redundancy and load balancing.

Prepare, update, and maintain technical and logistical network documentation.

Member of Network Test team and responsible for routine Network test.

Responsible for resolve any issue in routine Network test and need to escalate higher technical team, if there is any major issue.

Worked on comprehensive test strategy and test plan based on the features to be tested, with focus on customer deployment and use-case scenarios.

Worked with cross-functional teams throughout the project life cycle.

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