Network Engineer

Location:

Posted:

June 04, 2025

Resume:

PROFESSIONAL SUMMARY:

Cisco Network Engineer with around 6 years of professional experience in Network Planning, Implementing, Configuring, Troubleshooting and Testing of networking system on both Cisco and Juniper Networks

Experience with the escalation problems for Routing, Switching and WAN connectivity issues using ticketing system remedy.

Experience on security monitoring and intrusion detection with IDS/IPS .

Experience of routing protocols like EIGRP, OSPF, and BGP

Worked on Cisco 7200, 3800, 3900, 2800, 2900, 1900 series Routers and Cisco 3900, 4500, 6500, series switches

Maintained detailed documentation of network configurations, change logs, and standard operating procedures.

Extensive hands-on experience with complex routed LAN and IEEE 802.1Q networking standard that supports VLANs on an Ethernet network and WAN networks, routers and switches

Hands-on configuration and experience in setting up Cisco routers to perform functions at the Access, Distribution, and Core layers

Experience with BIG-IP F5 load balancers, version 9.x, 10.x, 11.x, Citix Netscalers and Web Accelerators.

Developed and maintained up-to-date documentation for network changes, standard operating procedures, and audits.

Experienced in Cisco Identity Service Engine (ISE) Devices 3350, 3300.

Proficiency in configuration of VLAN setup on various Cisco Routers and Switches

both connectivity issues and hardware problems with Cisco based networks and experienced in UNIX/LINUX

Wireless design for over a total of 100 million square feet.

Great team player and able to work under pressure 24x7 duty rotation and experienced in layer 2 and layer 3

Experience in Network Management Tools and sniffers like SNMP, HP-Open view, Wireshark and Cisco works to support 24 x 7 Network Operation Center.

Experience in physical cabling, IP addressing and subnetting with VLSM, configuring and supporting TCP/IP, DNS, installing and configuring proxies.

Hands-on experience using Cisco Virtual Switching System (VSS).

Knowledge of advanced technologies like VOIP, H.323, SIP, QOS, Multicast, MPLS and MPLS-VPN

Ability to Install, Manage & Troubleshoot Large Networks & Systems Administration on Windows & Linux platforms in Development, Lab & Production Environments.

Hands-on Experience with VMWare .

Hands-on experience in configuring, managing, and troubleshooting SD-WAN solutions for enterprise network environments, enhancing WAN performance, scalability, and security.

Experience working with Cisco ISE to design, implement, and support Cisco-based security solutions, as well as other providers

TECHNICAL EXPOSURE:

Cisco Platforms

Cisco routers ( 7200, 3800, 3900, 2800, 2900, 1900, 3900, 4500, 6500) &Cisco ISE 2.7, 2.6, 2.4, 2.3,

Networking Concepts

Access-lists, Routing, Switching, Subnetting, Designing, CSU/DSU, IPsec, VLAN, VXLAN, VPN, WEP, WAP, MPLS, VoIP, Bluetooth, Wi-Fi

Firewall

Checkpoint, FortiGate, Cisco ASA, NGFW, IPS/IDS

Network Tools

Manage Engine End Point Central, SNMP, Cisco Works, Wireshark, Cisco ISE, Site DB, ARUBA

Load Balancers

Cisco CSM, F5 Networks (Big-IP), NGINX.

WAN Technologies

Frame Relay, ISDN, ATM, MPLS, leased lines & exposure to PPP, DS1,DS3,OC3, T1 /T3 & SONET, SD-WAN

LAN Technologies

Ethernet, Fast Ethernet, Gigabit Ethernet, & 10 Gigabit Ethernet, Port- channel, VLANS, VTP, STP, RSTP, 802.1Q

Security Protocols

IKE, IPSEC, SSL-VPN

Networking Protocols

RIP, OSPF, EIGRP, BGP, STP, RSTP,TCP/IP, DNS,DHCP,VRF,IS-IS, PAGP, LACP, MPLS, HSRP, VRRP, GLBP, TACACS+, Radius, AAA, IPv4 and IPv6

Operating System

Windows 7,8,10,11, XP, MAC OS, Windows Server 2008,2012,2016,2019, Linux, Unix, Thin OS

Cloud Networking

AWS (VPC, Transit Gateway, Direct Connect )

Scripting Languages

Python, Bash, PowerShell, Linux

Network Automation Tools

Ansible

CERTIFICATIONS: -

Cisco Certified Network Associate

https://www.credly.com/badges/16e01dc1-a2b6-4dda-bf59-fe9f15f65ca1/public_url

AWS Certified Solutions Architect – Associate:

https://cp.certmetrics.com/amazon/en/public/verify/credential/23b4e2c5d3034c899b96bd865b1cf2b4

Cyber Security Associate - SOC Analyst :

https://www.us-council.com/exams/result/generatecertificate/46ffdb7cfd162a1571589958547a779069d30643

CompTIA Security +: Verification Code:- G39DJTVSRNR4QPWR

https://www.certmetrics.com/comptia/public/verification.aspx/

PROFESSIONAL EXPERIENCE:

SABRE CORPORATION, TX FEB 2024 – TILLDATE

Role: Network Engineer

Responsibilities:

Prepared technical documentations and process for Fortinet firewall, F5-BigIP LTM, GTM, CSM. Created plans to support network infrastructure as per customer requirement.

Configured Fortinet solutions such as FortiManager, FortiSwitches, FortiGate firewalls, and Fortinet Secure SD-WAN, delivering centralized control, secure routing, and optimized bandwidth across hybrid enterprise environments.

Worked closely with cross-functional IT teams and stakeholders to integrate, support, and scale networking solutions across global infrastructure

Involved in analysis of client requirements to provide solutions for network design, configuration, administration, and security.

Provided support for Cisco Webex conferencing systems, including hardware setup, call troubleshooting, and integration with VoIP systems

Led migration efforts from Juniper/Extreme devices to Cisco-based switching solutions

Involved in troubleshooting IP addressing issues and Updating IOS images using TFTP.

Maintained redundancy on Cisco 2600, 2800 and 3600 routers with HSRP.

Configure Corporate, Wireless and Lab Devices which includes Bandwidth Upgrade, Adding New Devices, Decom the Devices, Testing (Pilot)

Configured and installed Cisco routers 2500, 2600, 3601 and 4000 series. 2950 Switches & CISCO wireless access points

Performed EIGRP & OSPF routing protocol administration.

Worked on MDS 9509 and 9506 Switches as there was a NX-OS release 5.2 and 5.0 Software

Maintenance and Troubleshooting of connectivity problems using Ping, Trace route.

Managed the IP address space using subnets and variable length subnet masks (VLSM).

LAN cabling in compliance with CAT5, CAT5e, CAT6 standards.

Experienced in Configuration of Cisco Routers 2500, 3000, 4000 using RIP, OSPF, EIGRP and Cisco Switches 2960 and 3560

Involved in Design and implementation of remote dial up solution for clients

Hands on Experience on Installation and configuration of workstations for IP based LAN’s.

Experience in Installation and configuration of DHCP Client/Server.

Involved in Configuration and management of networks using L3 protocols like RIPv2, OSPF and EIGRP.

Configuring BGP/OSPF routing policies and designs, worked on implementation strategies for the expansion of the MPLS VPN networks.

Worked on BigIP F5 LTM, ASM, DNS, APM design, software deployment, implementation and support.

Involved in SD-WAN deployment and configuration to optimize branch connectivity and improve network performance.

Implemented SD-WAN policies for dynamic path selection, traffic segmentation, and centralized network management. Configured and managed SD-WAN overlays for secure site-to-site communication and bandwidth optimization.

Collaborated in migration of traditional WAN to SD-WAN architecture, reducing operational cost and improving application performance.Experience in monitoring SD-WAN network performance and troubleshooting issues related to link failover, latency, and packet loss.

Worked on tools such as JIRA, MANAGE ENGINE END POINT CENTRAL, PUTTY, etc

Experience with migrating the Partner IPSEC VPN tunnels from one data center to another data center.

Configured ASM policies, deploy new policies and update ASM policies as required.

Designing and managing AWS VPCs for secure cloud networking.

Configuring subnets, route tables, and internet/NAT gateways for controlled traffic flow.

Setting up AWS Site-to-Site VPN and AWS Direct Connect for hybrid cloud integration.

Implementing AWS Transit Gateway for multi-VPC and on-premises connectivity.

Experience in Configuring VLANs, Private VLANs, VTP and trunking on switches.

Hands on Experience in Configuring L2 and L3 security features on devices

Broad Hands on Experience in Inter-VLAN routing, redistribution, access-lists and dynamic NAT

Log messages using Syslog server and analyze the issues related to high CPU utilization and parameters that can degrade performance of the network

Efficient in cabling as per co-location contracts with loop-back testing, including all DS1, DS3, T1, T3,CAT 6 and CAT 5 connections as per defined cabling procedures

Experience on monitoring various sites using different monitoring tools and troubleshooting.

Looking for failing devices on the given sites and remediating the devices after finding the reason for failing by discussing with the site contact.

Creating various profiles for the devices that are not yet existing and checking for the previously similar policies.

Experience with design, implementation and support for ISE security services across wireless and wired networks to Organization.

Managing and securing the environment and plans, Design and implementation LAN and WLAN security using ISE.

Worked on various issues and tickets on service now by troubleshooting the required EOA devices and providing solutions.

Experience configuring Cisco Meraki MX, MS, and MR series for secure wireless and branch deployments.

Worked on authentication and authorization mechanisms using AAA, RADIUS, 802.1X, Policy buildups for Posture Compliance.

Created Policies and Rules for Checking the devices coming onto Network, Remediation Process, Access, and Controls, and Segmenting the Global Networks for NAC Solutions for Cisco ISE NAC Appliances.

Performed enforcement on various sites that are provided in order to push the configuration after remediating every possible failing device.

Worked on configurations related to different ports such as firewall ports, ION ports etc.

Client: Home Depot,Dallas, TX JUL 2023 – DEC 2023

Jr. Network Engineer

Responsibilities:

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

Performed IOS Software upgrades on switches 6500, 3750 and 4500s

Supported nationwide LAN and Data center infrastructure consisting of Cisco 4510, catalyst 6513, Cisco NX 9k.

Configured Cisco Prime for wired and Wireless Infrastructure.

Assessed client Wireless Security requirements and discovered Infrastructure.

Installed Cisco Identity Server (ISE) and configured and customized Sponsored Guest Portal.

Experienced in Cisco Identity Service Engine (ISE) Devices 3350, 3300.

Worked with the different authentication and authorization models within ISE 1.x and 2.x.

Designed and built datacenter, and subsequently migrated datacenter. Supporting the production network.

Worked on Cisco Layer 2 switches (spanning tree, VLAN).

Configuration and troubleshooting of Juniper EX/QFX series and Cisco 2500, 2600, 3000, 7500, 7200 Series routers.

Design and configuring of OSPF, BGP on ASR Routers and Palo Alto Firewalls.

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

Troubleshooting IOS related bugs based on history and appropriate release notes.

Implemented, Monitored and troubleshoot the protocols EIGRP, OSPF, BGP and Static Routes.

Configuration and Installation of ASA 5520 firewalls.

Installing and maintaining Proxy client and DTP proxy.

Access distribution and core layer switching architecture, created VLANS, Firewall Services Module (FWSM) and STP configuration.

Worked extensively in Configuring, Monitoring and Troubleshooting Cisco's ASA 5500, Checkpoint Firewalls.

Deployed and Implemented 3rd party security applications using Crossbeam hardware and software Platform.

Clear understanding of IAM workflow and tools and technology in Identity and Access management area.

Assisted in executing the implementation of IAM systems and upgrade to systems as needed.

CONGLOMERATE IT Technologies, India FEB 2019– JULY2022

Role: IT System Engineer

Responsibilities:

Handling of Software and Hardware issues for 200+ systems for Both onsite and offsite projects.

Installation, Configuring and Maintenances of HP / DELL / Acer PC'S and Laptops & Systems.

Handling calls to deal with Client system's File access issues, network sharing issues, Internet issues, MS Outlook, MS Office and system performance issues.

Support END users for Hardware/Software & Network Related Problems.

Installation of Desktop Hardware Main boards/DVD Drivers/HDD /Monitors /LCD/Printer- Laser Jet printers, Scanners, Network Patching, and all Computers accessories.

User level NTFS security configuration for shared folder.

Resolving the issues in timely manner within given SLA, and if it requires to escalate to next level.

Monitoring systems from antivirus server and updating patches from antivirus server.

Providing support for MS Outlook for laptops / Desktops & Mobiles, in house applications and technical support to Engineers.

Establishment of LAN / WiFi setup for new project office whenever required and loading of required softwares in Computers, Laptops, Printers, Scanners as per company policy.

Daily Monitoring of User’s logs & reports.

Blocking of Social Networking, Communication, Blogs, Hacking, Portal Sites.