What are the responsibilities and job description for the QA Automation Engineer - SDET position at S3 Staffing USA?
@ Houston, TX
Day1onsite
- Design, develop, and maintain end-to-end (E2E), integration, and system-level automated tests
- Build and extend Playwright-based UI automation for Orion UI and related web applications
- Develop robust Python-based automation frameworks following strict linting, formatting, and type‑checking standards
- Implement testing around event-driven and messaging systems, including MQTT-based workflows
- Create and maintain Dockerized test environments for local, integration, and CI execution
- Integrate automated tests into Azure DevOps pipelines, ensuring reliable quality gates
- Collaborate with product, UI, backend, and DevOps teams to identify test gaps and improve system testability
- Participate in code reviews with a strong focus on test quality, maintainability, and reliability
- Support and evolve internal tools such as CLI utilities, simulators, and test orchestration scripts
- Troubleshoot flaky tests and improve test stability across environments
What You Will Bring:
- Bachelor’s degree in computer science, or similar areas with sufficient experience is acceptable.
- 5 – 10 years of experience in software development and test automation (SDET).
Test Automation & Languages
- Python (advanced) for automation framework and tooling development
- Strong experience with end-to-end UI testing, preferably using Playwright
- Familiarity with type checking (mypy), linting (ruff), and automated formatting
- Experience designing scalable and maintainable test frameworks
Infrastructure & Tooling
- Docker & Docker Compose for test environment orchestration
- Experience testing distributed systems and microservices
- Familiarity with Redis, messaging systems, or simulators
- Hands-on experience with Azure DevOps Pipelines (YAML)
Cloud & DevOps
- Working knowledge of Azure (ACR, pipelines, environment configuration)
- Experience integrating automated tests into CI/CD workflows
- Understanding of secrets management and environment-
based configuration
APIs & Messaging
- Experience testing MQTT-based systems or other event-driven architectures
- API testing and validation in automation-heavy environments
Salary : $50 - $55