Network Engineer Systems

SATHWIK GANGANNAGARI

Baltimore, MD ***********@*****.*** +1-240-***-****

PROFESSIONAL SUMMARY

• Network Engineer with 2 years of hands-on experience in configuring, troubleshooting, and maintaining enterprise

network systems.

• Skilled in TCP/IP, routing, switching, and firewall management, with proven ability to support large-scale

infrastructures in banking and IT environments.

• Experienced in network automation using Python and shell scripting, and knowledgeable in cloud and virtualization

concepts.

• Strong communicator with a passion for problem-solving, eager to grow within a collaborative engineering team.

TECHNICAL SKILLS

Networking: TCP/IP, DNS, DHCP, WAN, VLANs, VPNs, Subnetting, BGP, OSPF, ECMP, MPLS

Network Tools: Wireshark, SolarWinds, Nagios

Devices: Cisco Routers & Switches, Firewalls (Cisco ASA, Juniper)

Programming/Scripting: Python (Netmiko, Paramiko), Bash/Shell, PowerShell

Cloud & Virtualization: AWS (VPC, Direct Connect, Transit Gateway), Azure (VNets, ExpressRoute, NSGs), GCP

Networking, VMware NSX, SDN (Software-Defined Networking)

PROFESSIONAL EXPERIENCE

ICBA – Jr. Network Engineer, Washington, DC Aug 2024 – present

• Assisted in configuring and deploying Cisco routers, switches, and firewalls to support enterprise clients.

• Monitored network performance using SolarWinds and Wireshark, ensuring 99.9% uptime for client systems.

• Supported senior engineers in VLAN/VPN setup, BGP/OSPF routing configurations, and DHCP/DNS troubleshooting.

• Automated daily health checks and log collection scripts using Python and Bash, reducing manual work by 30%.

• Created technical documentation of network topology, device configurations, and troubleshooting procedures.

• Collaborated with cross-functional IT teams to resolve incidents within SLA timelines.

Cognizant Technology Solutions – Jr Network Engineer, Hyderabad, India Jan 2022 – Jan 2023

• Implemented and maintained secure LAN/WAN infrastructures supporting financial systems.

• Supported upgrades of Cisco firewalls and switches, improving system resiliency and security compliance.

• Conducted subnetting, VLAN segmentation, and VPN tunnel configuration for secure data exchange.

• Assisted in performance tuning and monitoring of BGP/OSPF routing protocols in production environments.

• Developed Python automation scripts for network backups and device configuration audits.

• Documented network processes, change requests, and incident resolutions for audit compliance.

• Provided L2/L3 troubleshooting support, reducing escalation rates by 20%.

EDUCATION

Master of Science in Management Information Systems Jan 2023 – Dec 2024

University of Maryland, Baltimore County

Bachelors in Electrical and Electronics Engineering Jun 2018 – Jun 2022

Institute of Aeronautical Engineering

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