Principal Solution Test Engineer 10383 - Layer2/Layer3 Protocol Testing- Python |Data Center Ne[...]

Extreme Networks; Bengaluru; On-site; INR 4,000,000 - 9,000,000; Full time

Job summary

Extreme Networks in Bengaluru seeks a highly skilled Solution Test Engineer to validate end-to-end solutions across data center and 5G networking environments.

The role combines manual and automated testing, developing robust validation frameworks in Python and Go to ensure high-quality IP fabric-based solutions.

Qualifications

• 13-20 years of QA software engineering experience in networking.
• Strong Python skills essential; Golang experience a strong plus.
• Hands-on with test automation frameworks and Linux scripting.
• Experience validating data center and 5G networking environments.
• Familiarity with IP fabric, EVPN/VXLAN, and L2/L3 testing.

Responsibilities

• Design, develop, and execute test plans and cases for complex networking solutions.
• Validate 5G and data center architectures including scalability and performance.
• Build and maintain automation frameworks using Python and Golang.
• Perform manual testing for new features and edge-case scenarios.
• Automate regression, functional, and performance test suites.
• Troubleshoot issues across network, system, and application layers.
• Collaborate with engineering, QA, and product teams for releases.
• Analyze logs and packet captures to identify root causes.
• Support CI/CD pipelines and continuous testing strategy.

Skills

Python

Golang

Data center networking

BGP

EVPN

VXLAN

5G technologies

Test automation

Linux scripting

Packet analysis

Wireshark

tcpdump

Tools

Jenkins

GitLab CI

Kubernetes

Docker

Job description

Role Overview:

Experience: 13-20 Years

Role: PRINCIPAL QA SW ENGINEER

We are seeking a highly skilled Solution Test Engineerto validate end-to-end solutions across modern data center and 5G networking environments. This role combines manual and automated testing, ensuring high-quality delivery of IP fabric-based solutions through robust validation frameworks developed in Python and Go (Golang).

Key Responsibilities

• Design, develop, and execute test plans and test casesfor complex networking solutions (L2/L3, IP Fabric, EVPN/VXLAN)
• Validate 5G and data center architectures, including integration, scalability, and performance testing
• Build and maintain automation frameworksusing Python and Golang
• Perform manual testingfor new features, exploratory validation, and edge-case scenarios
• Develop end-to-end solution validation, including interoperability and system-level testing
• Automate regression, functional, and performance test suites
• Troubleshoot and debug issues across network, system, and application layers
• Collaborate with engineering, QA, and product teams to ensure high-quality releases
• Analyze logs, packet captures, and system behavior to identify root cause issues
• Support CI/CD pipelines and continuous testing strategy.

Required Skills

Technical

• Strong programming skills in:
• Python (must-have)
• Golang (preferred / strong plus)
• Solid understanding of:
• Data center networking (Leaf-Spine, IP Fabric, Clos architectures)
• Protocols: BGP, EVPN, VXLAN, TCP/IP
• Experience in 5G technologies(Core, RAN, or transport network validation)
• Hands-on experience with:
• Test automation frameworks
• Linux systems and scripting
• Proficiency in:
• Packet analysis tools (Wireshark, tcpdump)
• Debugging distributed systems and network issues.

Preferred Qualifications

• Experience with CI/CD pipelines(Jenkins, GitLab CI, etc.)
• Exposure to cloud-native and container environments (Kubernetes, Docker)
• Knowledge of network virtualization and SDN
• Familiarity with test frameworks (pytest, Robot Framework, custom frameworks)
• Understanding of telecom standards and 5G architecture