Senior QA Automation Engineer

October 9, 2026

Senior

Warsaw, Poland

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English is required

Description

The company is hiring a Senior QA Automation Engineer for its Network Simulation Platform team. The team ensures the quality of network solutions through feature analysis, manual and Python-based automated testing. The role covers full-scale network simulation testing, end-to-end test design, bug verification, and maintenance of automated test frameworks in Python

Responsibilities

Simulate and test full-scale network architectures using multiple network operating systems via WebUI, back-end, CLI, and shell
Validate that simulation configurations and features align with real-world physical setups
Review architectural designs and requirements for new product features
Design and implement end-to-end tests for new features, including SW GA and maintenance releases
Report and document bugs, assist in reproducing and debugging issues, verify R&D bug fixes, and raise unresolved issues
Perform various system tests (regression, performance, functional, security, etc)
Design, implement, and maintain automated tests and framework APIs in Python

Requirements

Practical / BA or equivalent experience in Computer Science, Computer Engineering, or Electrical Engineering
5+ years of hands-on experience in QA and/or Networking
Solid networking knowledge and hands-on experience with switching and routing
Strong automation/scripting skills in Python and Linux Bash
Proficiency in Python OOP and experience writing automation for WebUI, SDK, and API using pytest and Playwright
Ability to handle multiple tasks, prioritize effectively, and execute responsibilities independently
Dedicated, able to work independently, and take ownership of tasks
Confident and effective verbal and written communication skills in English
Strong CCNA and/or ISTQB, or similar certifications
Sophisticated experience with Python automation and source control tools (Git/SVN)
In-depth Linux and Linux kernel knowledge (LPIC-2 level)
Experience with virtualization environments (Linux KVM, VMware, ESXi)