Senior Network Engineer - Routing, SD-WAN, Cloud Ntwks

+1-706-***-**** *********************@*****.***

KARTHIKEYA MUNAGAPATI

SUMMARY

Network Engineer with 3+ years of experience supporting enterprise and telecom networks across hybrid, cloud, and multi-site environments. Skilled in routing, switching, SD-WAN, SASE, firewalls, VPNs, and cloud-connected architectures across Azure and AWS. Adept at diagnosing complex network issues, improving reliability, optimizing performance, and automating recurring tasks. Experienced in using advanced observability tools to enhance visibility, reduce outages, and support critical operations. Recognized for strengthening network stability and enabling seamless connectivity across high-demand platforms. TECHNICAL SKILLS

Routing & Switching: BGP, OSPF, EIGRP, VLANs, STP, EtherChannel, HSRP, VRRP, ACLs, basic QoS, WAN optimization

Cloud & Multi-Cloud Networking: Azure VNet, VPN Gateway, Load Balancers, NSG/ASG, Private Endpoints, AWS VPC, Transit Gateway, TGW routing, Direct Connect

SD-WAN & SASE: Cisco Viptela, Meraki SD-WAN, Fortinet SD-WAN, Prisma Access, dynamic path selection, application steering

Security & Access Control: 802.1X, NAC, RADIUS, TACACS+, MFA, Zero Trust networking principles

Tools & Documentation: Jira, Confluence, ServiceNow, Visio, Lucidchart, SOP creation, CMDB updates

PROFESSIONAL EXPERIENCE

Network Engineer

Ribbon Communications

Firewalls & VPN: Palo Alto, Cisco ASA, Fortinet, IPsec VPN, SSL VPN, NAT, segmentation, secure tunneling

Network Automation: Python (Netmiko, Paramiko), Ansible, scripted configuration backups, automated health checks, basic Terraform for network IaC Observability & Digital Experience: ThousandEyes, AppNeta, SolarWinds, PRTG, NetFlow, SNMP, Wireshark, packet capture analysis

Infrastructure Platforms: Cisco Catalyst 9K/3K/2K, Nexus 9K/7K/5K, ISR/ASR, Palo Alto PA-series, FortiGate appliances

02/2025 to Current

• Engineered enterprise routing and switching architectures supporting large telecom workloads, optimizing traffic stability and ensuring consistent multi-site network availability.

• Configured BGP, OSPF, VLANs, and STP improving routing performance, enhancing failover behavior, and stabilizing application connectivity during high-demand operations.

• Supported Palo Alto and Fortinet firewalls by optimizing rules, securing zones, and strengthening traffic segmentation across sensitive internal environments.

• Deployed SD-WAN policies using Cisco Viptela and Meraki improving link resiliency, dynamic path selection, and overall user experience across distributed edge locations.

• Managed hybrid connectivity using Azure VNets, VPN Gateways, Private Endpoints, and AWS VPC routing ensuring secure, scalable cloud access across enterprise workloads.

• Performed advanced troubleshooting with ThousandEyes, AppNeta, Wireshark, and NetFlow, identifying root causes for latency, jitter, and path degradation incidents.

• Automated configuration templates and recurring checks using Python and Ansible, reducing manual drift and enhancing device compliance across network nodes.

• Assisted with Terraform-based templates for network provisioning enabling foundational IaC practices without disrupting existing change-control policies.

• Produced detailed network diagrams, SOPs, and topology updates supporting audits, infrastructure reviews, and engineering collaboration processes.

• Coordinated incident response across engineering teams, restoring service quickly and reducing mean-time-to-recover through structured troubleshooting pathways.

Network Engineer

Colt Technology Services

03/2021 to 07/2023

• Managed enterprise routing configurations using BGP, OSPF, access lists, VLAN segmentation, and traffic engineering to maintain predictable application and inter-site communication flows.

• Configured and monitored SD-WAN deployments improving circuit failover behavior, traffic steering decisions, and overall reliability across customer-facing networks.

• Integrated Azure and AWS networking components including VNets, VPN Gateways, Transit Gateway, and NSG policies supporting hybrid migrations and inter- region workloads.

• Performed packet-level diagnostics using Wireshark, AppNeta, and NetFlow, detecting retransmissions, congestion points, and protocol-level anomalies requiring immediate remediation.

• Managed IPSec and SSL VPN tunnels maintaining secure remote access channels and improving cross-site communication stability under peak usage demands.

• Conducted capacity analysis and generated utilization reports allowing proactive bandwidth planning and circuit optimization before critical business cycles.

• Automated configuration backups and device health checks reducing operational dependency on manual workflows and decreasing configuration variance across device groups.

• Applied basic QoS and traffic shaping ensuring improved performance for voice, video, and real-time application workloads under fluctuating traffic loads.

• Documented changes in Confluence and CMDB ensuring traceability, update consistency, and operational readiness for audits and engineering reviews.

• Collaborated with ISPs troubleshooting circuit faults, degraded links, and routing anomalies while accelerating restoration through coordinated escalation management.

EDUCATION

Master of Science: Computer Science & Engineering

Kennesaw State University

Bachelor of Technology: Computer Science & Engineering KL University

CERTIFICATIONS

• Wipro TalentNext — Java J2EE

• Aviatrix Multicloud Network Associate

• Microsoft Certified: Azure Fundamentals

• Microsoft Certified: Azure AI Fundamentals

• CCNA (Cisco Certified Network Associate)

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