Sr Test Automation Engineer

Thermo Fisher Scientific is a global leader in scientific solutions dedicated to making the world healthier, cleaner, and safer. As a Sr Test Automation Engineer, you'll work on next-generation cloud-based architectures and platforms, ensuring the quality and reliability of scientific software products while driving the adoption of best practices across the organization.

Responsibilities:

• Design, develop, and maintain scalable and reliable automated test frameworks across UI, API, and performance layers
• Build and execute API, UI, and performance tests using automation frameworks like Selenium, Playwright, Appium, Rest Assured, or JMeter
• Apply BDD (e.g., Cucumber) or TDD approaches with maintainable and reusable test design patterns
• Integrate automated testing into CI/CD pipelines, ensuring fast and reliable feedback
• Improve test reliability by reducing flakiness and optimizing execution time
• Enable parallel test execution and environment scalability
• Ensure end-to-end test coverage by creating and maintaining comprehensive test cases, test plans, and test scripts
• Perform exploratory and risk-based testing to uncover complex defects and conduct root cause analysis and deep debugging of failures and defects
• Analyze logs, data, and system behavior to identify hidden quality risks
• Validate end-to-end workflows and complex integrations
• Identify, document, and track defects using JIRA, Azure DevOps, or similar tools
• Collaborate with developers to improve testability and code quality
• Write clean, maintainable, and scalable automation code following engineering best practices
• Perform database validation using SQL/NoSQL

Requirements:

• Education: Bachelor's or master's degree in computer science, Engineering, or related field
• Experience 8+ years of experience in software testing, test automation, and QA processes
• Proficiency in programming languages such as Java, Typescript, JavaScript, or C#
• Hands-on experience with automation frameworks (e.g., Playwright, Selenium, Appium)
• Experience with API testing (REST Assured, Postman, etc.)
• Strong debugging, analytical, and problem-solving skills
• Experience with CI/CD pipelines and modern development practices
• Proficiency in database testing using SQL queries
• Must be legally authorized to work in the United States without sponsorship
• Must be able to pass a comprehensive background check, which includes a drug screening
• Experience with cloud platforms (AWS, Azure, GCP)
• Exposure to performance testing tools (JMeter, Gatling)