Network Engineer Cisco

SUJAY V

Professional Summary

Highly analytical and technical Network Engineer with over 3 years of experience in software implementation, technical support, software analysis and configuration, LAN and WAN support, network infrastructure, and system security. Possess an extensive knowledge in Routing/Switching protocols for configuration and troubleshooting on network devices. A competent problem-solver with a keen ability to identify, analyze, and resolve issues and drive an immediate response to technical challenges. Experienced in managing the datacenter NGN architecture of Tor-Leaf-Spine Fabric of Arista Switches as well as Cisco/Juniper/A10 and Dark fiber lines on Cienna Wave server.

AREAS OF EXPERTISE

Network Configuration System Administration Network Troubleshooting

Routing & Switching Computer Networking

Link & Traffic Management

Network Infrastructure Incident Management

Network & Application Security

CERTIFICATES & TRAINING

Cisco Certified Network Associate (CCNA) January 2019

EDUCATION

Master of Science – Electrical Engineering Texas A&M University Dec 2019

Bachelor of Science in Electrical Engineering SEA College of Engineering June 2016

PROFESSIONAL EXPERIENCE

Level 1 Network Engineer, HCL America Feb 2020-Present

Configured and troubleshoot local and wide-area network (LAN and WAN) solutions between multiple platforms.

Function as a POC for incidents escalated by the Level-1 team and work on devising resolutions to the incidents.

Provide Level-2 Support for different types of CMRS done by Level-3. Open tickets with Providers for any issues.

Coordinate with the DataCenter Technician in troubleshooting and resolving physical layer issues such as replacing and reseating SFP, Cable, PEM, FPC or Module.

Collaborate with the colocation or circuit provider to resolve link issues and ensure the link is stable and carrying traffic.

Enable and disable traffic on links and reload the devices on live Production Network.

Isolate the fault for link issues like incrementing errors and link flaps and troubleshooting by conducting loop tests.

Accomplish a wide range of alerts from network devices like Routers, Layer-2/Layer-3 Switches, load balancers, NGN Firewalls, WLC, and leased lines.

Resolve issues for existing BGP sessions with free peers. Configure new sessions upon receiving requests from peers.

Manage the incidents of Backbone circuits such as leased lines and raise tickets to respective service

providers.

Network Engineer, Wipro Bangalore, India July 2016 -Dec 2017

Troubleshooting of CISCO routers like ping, trace route and basic issues.

Ensure connectivity and communication among networks, servers and clients inside and outside department.

IOS upgrade for Cisco routers & switches.

Configured and troubleshoot OSPF and EIGRP.

Ensure reliability, stability and recoverable of specific server environments.

WAN Infrastructure running OSPF & BGP as core routing protocol.

Planning and configuring the routing protocols such as OSPF, RIP, and Static Routing on the routers.

Worked on ASA firewalls and F5 load balancers

Managing Layer 2 switches of Cisco, VLAN configuration and assigning ports to specific VLAN as per requirement.

Monitor and tune network to ensure acceptable levels of performance.

Responsible for Internal and external accounts and, managing LAN/WAN and checking for Security

documentation, including Cisco Routers, Switches, and Network application

configurations.

Accomplishments:

WAN Optimization Design for an Enterprise

Designed a WAN network for an organization that has Head office, Branch office, and remote access.

Implemented network security policies and Created LAN for both locations.

Comparison of Routing Protocols and Building an Enterprise Network

Created a network topology on Cisco packet tracer and observed the performance of BGP, EIGRP, and OSPF.

Created similar topologies on actual routers and switches in the laboratory, as well as implemented BGP, EIGRP, and OSPF to compare the performances.

SKILL MATRIX

Routers: Cisco 7K, ASR 1000, ASR 900x, Juniper QFX series, MX Series Multi-Layer Switches

Switches: Cisco 4000, 4500, 4900M,5000, 6500, and Arista 7050 Series

Load-Balancers: A10 TH3430 series, F-5 Big IP LTM, Configuring VIPS, Profiles, DNAT, SSH Offloading and failing over the traffic and health monitoring on A10 Load balancers

Firewalls: Juniper SRX series, Cisco ASA 5K Series, Implemented ACL, IPSec, SSL VPN on SRX and ASA Routing: BGP, OSPF, EIGRP, IGRP, IGMP, MPLS, RSVP, QoS, Static Routing, Redistribution, Route Summarization, MPLS, and VRF-Lite

Switching: Ether-channel, STP, RSTP, VTP, VLANs, RSTP, VSTP, MSTP, LACP, GVRP, RSPAN, SPAN, Reth,

Aggregated Ethernets

Security: ACLs, Cisco ASA, NAT, PAT, PVLAN, Port-Security, IPSec VPN, TACACS+, RADIUS, Firewalls, SSL, SSH, DES, 3DES, AES, IP Sec, HTTPS, AAA, IPS, IDS, and DHCP Snooping

Various Features & Services: TCP/IP, LAN, WAN, IP Subnetting, VLSM, VLAN, Inter-VLAN Routing,

Frame-Relay, PPP, HDLC, DHCP, DNS, ICMP, UDP, SNMP, NTP, WAP, Clearpass, and Aruba Controllers

Network Tools: Wireshark, BMC Remedy, Netcool, Moog, and Service-Now, JIRA Documentation: MS Word, Excel, Project, PowerPoint, Outlook, and Visio Network Simulators: Packet Tracer and GNS3

Redundancy: HSRP, VRRP, and GLBP

5401 Chimney Rock Road, Apt-951, Houston, Tx-77081 *****.*******@*****.*** 361-***-****

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