Network Engineer Support

AVANISH KUMAR

NETWORK ENGINEER

SUMMARY

A dynamic Network Engineer with 7 years of hands on experience in development, implementation, trouble shooting and maintaining the Network Systems.

Provided support for Network Operations Center as per the organizational requirement.

Hands-on experience in providing network support, installation and analysis for broad range of LAN/WAN/MAN communication systems.

Experience in implementation, support, and troubleshooting of VLAN including operational knowledge of Spanning Tree Protocol (STP), VLAN Trunk, inter VLAN routing and VOIP design.

Experience in working with Cisco Catalyst 6500 and 6800 series core switches.

Hands on experience in various modules like Nexus 5k/7k/3k

Experience different type of VPN configuration and implementation based the client request.

Participating network design as a part of team for different topology such as Star, Extended-Star, Mesh, Ring, Bus, Hierarchical.

Assisted technical support teams and worked with customers towards timely resolution of complex (Level 3) network and application configuration issues.

Experience on IP Addressing, Subnetting, VLSM, OSI, ARP, TCP/IP models, Ping concept and VTAM

Knowledge and configuration of HSRP, VLAN Trunking protocol, Spanning Tree Protocol (STP), Virtual Local Area Network (VLAN), Per VLAN Spanning Tree (PVST).

Expert Level knowledge on OSI model, TCP/IP, 802.1q, ISL.

Designed and configured VLANs for organizational departments. Ensured efficiency by using IEEE 802.1q Protocol, DTP, STP (RSTP, PVST and RPVST), PortFast, BPDU guard and EtherChannel (PAgP, LACP) and Port Security

Configuring and Troubleshooting Route Redistribution between multiple OSPF protocols.

Experience in Configuration and Support of LAN protocols on Cisco Switches (Layer2, Layer3 and Multi-Layer).

Knowledge in Documenting and preparing the Process related Operational Manuals.

Experience with Integration, installation and operational experience with Cisco IOS and Nexus 7000 routers.

Wide exposure to LAN/WAN setup, installation, configuration and commissioning of network devices. VLAN setup, configuration and troubleshooting.

Experience in addressing Cisco infrastructure issues, monitoring, debugging like routing, WAN outages, Network Hardware/Software failure, configuration and performance issues.

Troubleshooting servers workstations, network monitoring (IP-SLA), IP-MPLS and upgrading systems.

Excellent customer management/resolution, problem solving and debugging skills.

Experience with Nexus and IOS routers.

EDUCATION

M.S in Telecommunications Engineering

Certification: CCNA, CCNP certified

TECHNICAL SKILLS

Networking Concepts - OSI Model, TCP/IP, IP addressing

Networking Protocols – ARP, DNS, ICMP, DHCP, TCP, IP, UDP, TELNET, SNMP, SMTP, FTP, SSH, IPAM

IP Routing Protocol – Static Routing, BGP, IBGP, EBGP, OSPF, IS-IS, EIGRP, RIPv1, RIP

Trunking Protocol - ISL & 802.1q

WAN /Core - ATM, Frame Relay, PPP, HDL

LAN Switching and Redundancy Protocol - VLAN, STP, PVST, VTP, HSRP, VRRP, GLBP

Network Security - NAT/PAT/Auto NAT, IPsec VPN, ACL, ASA Firewall Configuration

Software - Microsoft Visio, Microsoft Project, MS Office

Operating System: Cisco IOS/XR, ASR 9K

Routers: Cisco 2620, 2901, 3925, 3945E, 6500, 6800, 7201, 7613; Juniper MX80, MX240, MX 480, MX960, ACX 1000, M120, Nexus 2k, 3k, 7k

WORK EXPERIENCE

UpStream Global Services

Bedford, MA

Network Engineer Jan 2015 – Till Date

Identify root issue. Local area network configuration and network security configuration. Also support others to configure IP routing protocols on core routers

Responsibilities:

Deploying and decommissioning the VLANs on core ASR 9K, Nexus 7K, 5K, 3k and its downstream devices

Experience with Cisco Catalyst 6500 and 6800 series core switches

Providing Network Support in the designing and implementation of P2P over T1s Frame Relay, IP over Frame Relay.

Configuring and troubleshooting routing issues related to protocols like RIP, OSPF, and BGP.

Had implemented several MPLS Solutions involving Routing protocols like OSPF, BGP.

Managing and Working with IPSEC tunnels, LAN to LAN VPN implementations.

Worked on 3750 and 3850 access switches.

Responsible for managing and configuring Layer 2 and layer 3 devices for customer’s network.

Configuring and troubleshooting QOS, VLAN, Spanning Tree, VTP and HSRP.

Making configuration change recommendation for routers, switches, and firewalls.

Configuring routing protocols OSPF, EIGRP, RIP.

Managing and working with VPNs within the organization and to third-party entities.

Attending the managerial and Technical meetings to discuss the current progress of the project.

Creating a detailed design drawing of the sites, which are under up-gradation and getting it validated from the technical design team.

Implemented, Monitoring, Troubleshooting and Convergence in Frame-Mode MPLS inside the core.

Worked with senior network engineers for multiple site upgrades comprising of data and VOIP equipment’s and also in re-configuring the new devices, as well as making sure projects are done under defined timelines.

Installed wide range of network equipment.

Configured Layer2 and Layer3 equipment.

Building and configuring the Network as per requirement of Clients and Company.

Lumos Networks

Waynesboro,VA

Network Engineer Jun 2013 – Dec 2014

Monthly upgrading and maintenance network system as well products. Implementation and distinguishing subnetting and redundancy protocols in LAN and IP routing protocol configuration

Responsibilities:

Configuring and troubleshooting type of routing to route traffic flow per customer requirement as primary, backup/load balanced, and load splitting.

Hands on experience with Cisco 3500, 3750, 4500, 6500 series equipment and configuring and deploying and fixing them with various modules along with Nexus 5k/7k

Configuration and change management of edge routers.

Configuring and troubleshooting of Layer 3 routing protocols such as OSPF and BGP.

Coordinated with Network Administrator regarding BGP/OSPF routing policies and designs, worked on implementation strategies for the expansion of the MPLS VPN networks.

Backup the cisco IOS to a TFTP server.

Performing an analysis of source host and destination path by tracing it through the network router and switches as well as the firewalls it passes

LAN/WAN network support of TCP/IP based devices.

Quickly resolve all IP network issues to reduce waste and downtime while also ensuring client Service Level Agreements.

Configured and supported multiple remote site installations.

Troubleshoot the Network Issues onsite and remotely depending on the severity of the issues.

Performed OSPF, BGP, DHCP on Cisco routers.

Configuring and troubleshooting of Layer 3 routing protocols such as OSPF and BGP.

Experience in designing and troubleshooting of complex BGP and OSPF routing problems.

Sparkle

Herndon, VA Oct 2012 to May 2013

Network Engineer

Hand on experience the configuration and implementation of various Cisco Routers and L2 Switches.

Extensive experience in configuring and implementing EIGRP, OSPF and BGP.

Configuration of EIGRP and OSPF as interior gateway protocol with route filtering and route redistribution.

Configuration of EIGRP and OSPF as interior gateway protocol with route filtering and route redistribution.

Supporting EIGRP and BGP for problems of L2/L3 in internal teams & external customers.

Providing daily network support for national wide area network consisting of MPLS, VPN and point-to point site.

Working with network topologies such as: Frame Relay, routing protocols.

Responsible for actively monitoring the system and network.

Involved in configuring IP Quality of service (QoS)

Building and configuring the Network as per requirement of Clients and Company.

Assisted with the deployment of hardware and software to clients (including the installation, troubleshooting, and configuration and testing of basic hardware/software).

Participated in design and implementation of ipv4 Subnetting in office network.

Performed testing on Cisco routers and switches laboratory scenarios and deploy on site for production.

Configured VLANs with 802.1q tagging. Configured Trunk groups, ether channels, and Spanning tree for creating Access/distribution and core layer switching architecture.

Implemented several MPLS Solutions involving Routing protocols like OSPF, BGP.

Technosoft Global Services

Bangalore, India

Network Engineer Sep 2011 to Sep 2012

Responsible for maintaining Ibeam infrastructure.

Re-engineered BGP routing (Route Maps, AS-Path prepend, MED, Local Preference) to load balance traffic across multiple ISP’s links

Responsible for designing, implementing and troubleshooting temporary infrastructures for Live Webcasting Events

Troubleshoot OC-3, DS3, DS1, and ISDN connectivity issues

Responsible for integration of customers to Ibeam Network

Negotiate service contract with circuit carriers

Interface with various Telcos for circuit testing and turn up

Responsible for designing, implementing and monitoring Ibeam customer Co-Location environment

Configure Extreme Black Diamond Switches (layer 2, 3 and 4 switching)

Design and implement security policies using ACL

Provide intranet VPN solution using Cisco 2621 and IPSec Tunneling

Configure F5 BiGip to provide Load Balancing for server farm

Upgrade Cisco Routers, Switches and Firewall (PIX) IOS using TFTP

Members of a team that designed and built Ibeam Tier one infrastructure

Configure Terminal Servers for out-of-band management

Configure Traffic Shaping to optimize utilization on ATM Backbone

Build and maintain Visio documentation database of network topology

Help establish guidelines and standards for Change Procedures

Advanced Rail Controls

Bangalore, India

Network Engineer Jul 2009 – Aug 2011

Responsibilities:

Performed switching technology administration including VLANs, Inter-VLAN routing, Trunking, port aggregation in the LAN environment.

Performing troubleshooting on slow network connectivity issues, routing issues involves OSPF, BGP and identifying the root cause of the issues.

Performed smart hand support by identifying the root cause of the hardware issues with switches, routers.

Design, implementation and operational support of routing/switching protocols in complex environments including BGP, OSPF, EIGRP, Spanning Tree, 802.1q, etc.

Implemented Redundancy using HSRP Protocol on Core and distribution switches.

Configuring and troubleshooting of Layer 3 routing protocols such as EIGRP, OSPF and BGP.

Coordinated with Network Administrator regarding BGP/OSPF/EIGRP routing policies and designs, worked on implementation strategies for the expansion of the MPLS VPN networks.

Troubleshoot network issues related to application access and performance

Responsible for troubleshooting day-to-day support issues and Performance related issues.

IP management using QIP.

Performing the ACL requests changes for various clients by collecting source and destination information from them.

Implementation of network, which includes configuration of routing protocols, Leased lines, ISDN lines, VLAN’s, IOS installations.

Troubleshoot the Network issues onsite and remotely depending on the severity of the issues

Familiar with various MSIT Tools to check Networking Connectivity, Testing, Configuration and Adding or Removal of IP address blocks.

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