Software Test Engineer – SD-WAN & Routing

Software Test Engineer – SD-WAN & Routing

Experience 5+ Years

Work Mode Work From Office (Client Location – Bengaluru)

Mandatory Skills Python, Linux, SD-WAN, Feature Testing, Automation Test Framework (PyATS / vTest / PyTest – any one)

Role Overview We are looking for a hands-on Software Test Engineer to join our Routing and SD-WAN feature testing team. The engineer will validate new networking features, develop Python-based test automation, troubleshoot complex system issues, and help improve product quality across SD-WAN and routing platforms. This role is well suited to someone with strong Python and Linux skills who enjoys hands-on testing, debugging, automation, and learning networking technologies. Key Responsibilities

• Test Cisco SD-WAN and routing features across functional, integration, regression, negative, scalability, and reliability scenarios.

• Design detailed test plans, test cases, and network topologies based on product requirements.

• Develop and maintain automated test scripts and supporting tools using Python.

• Configure and operate Linux-based test environments, networking devices, controllers, virtual machines, and test infrastructure.

• Reproduce, isolate, and troubleshoot software and system-level defects.

• Analyze logs, packet captures, protocol behavior, system state, and test results to identify root causes.

• Report defects clearly and collaborate with development, QA, and automation engineers through resolution.

• Improve test coverage, automation reliability, execution efficiency, and regression quality.

• Use AI-assisted engineering tools to accelerate coding, debugging, test design, documentation, and analysis.

• Participate in technical reviews and communicate risks, results, and blockers clearly. Required Qualifications

• 5+ years of software industry experience in testing, software development, test automation, or a related engineering role.

• Strong hands-on Python programming capability, including scripting, debugging, data processing, and automation development.

• Strong Linux operation and troubleshooting skills, including shell commands, processes, filesystems, networking utilities, logs, and basic system administration.

• Experience designing, executing, and debugging software or system-level tests.

• Strong analytical and problem-solving skills.

• Ability to independently set up test environments, investigate failures, and drive issues toward resolution.

• Working knowledge of software development and testing practices, including source control, defect tracking, code reviews, and regression testing.

• Good written and verbal communication skills in English. Mandatory Skills

• Python

• Linux

• SD-WAN

• Feature Testing

• Automation Test Framework – any one of: PyATS, vTest, PyTest