Sr Software Test Automation Engineer; West Hills, CA

Become a Sr Software Test Automation Engineer at Thermo Fisher Scientific Inc., impacting a worldwide audience. You'll uphold quality and efficiency standards to support our mission of global health and safety.

Standard (Mon-Fri)

Office

West Hills, CA. Relocation assistance is NOT provided.

• Establish and apply test strategies, frameworks, and methodologies to boost software quality and efficiency.
• Build, develop, and maintain robust, scalable, and reusable automation frameworks for web and API testing.
• Embrace and champion development methodologies that prioritize software quality through rigorous testing practices.
• Collaborate with development, Dev Ops, and QA teams to integrate automated testing into CI/CD pipelines.
• Conduct API, UI, mobile, and database testing to ensure end-to-end quality.
• Establish test metrics and benchmarks to measure software quality and process efficiency.
• Guide and mentor test engineers on automation guidelines and advanced testing techniques.
• Assess and deploy new testing technologies and tools to improve efficiency.
• Ensure scalability, performance, and security testing strategies align with business needs.
• Review and provide recommendations for improving test case coverage and defect prevention.
• Contribute to shift-left testing strategies and continuous improvement initiatives.

• Education:
  
  Bachelor’s or equivalent experience in computer science, Engineering, or a related field.
• Minimum Experience:
  
  5+ years in software testing with at least 3+ years in a QA architect role.
• Strong experience in test automation frameworks (Playwright, Selenium, Cypress, Appium, etc.).
• Expertise in scripting/programming languages such as Python, Java, JavaScript, or C#.
• Hands‑on experience with CI/CD tools (Jenkins, Azure Dev Ops, Git Hub Actions, etc.).
• Deep understanding of API testing tools (Postman, REST Assured, SoapUI).
• Knowledge of performance testing tools (JMeter, Gatling, Load Runner).
• Experience with mobile testing using Appium, Espresso, or XCUITest.
• Experience with cloud‑based and containerized environments (AWS, Docker, Kubernetes).
• Proficiency in database testing using SQL queries.
• Strong understanding of Agile, Dev Ops, and shift‑left testing methodologies.
• Excellent problem‑solving skills and ability to work in a fast‑paced environment.
• Must be legally authorized to work in the United States without sponsorship.

• Experience with AI/ML‑based testing methods.
• Familiarity with security testing tools and standard methodologies.

The salary range estimated for this position based in California is $–$. This position may also be eligible to receive a variable annual bonus based on company, team, and/or individual performance results in accordance with company policy.

We offer a comprehensive Total Rewards package that our U.S. colleagues and their families can count on, which includes:

• A choice of national medical and dental plans, and a national vision plan, including health incentive programs
• Employee assistance and family support programs, including commuter benefits and tuition reimbursement
• At least 120 hours paid time off (PTO), 10 paid holidays annually, paid parental leave (3 weeks for bonding and 8 weeks for caregiver leave), accident and life insurance, and short- and long-term disability in accordance with company policy
• Retirement and savings programs, such as our competitive 401(k) U.S. retirement savings plan
• Employees’ Stock Purchase Plan (ESPP) offers eligible colleagues the opportunity to purchase company stock at a discount

For more information on our benefits, please visit:

Thermo Fisher Scientific is an EEO/Affirmative Action Employer and does not discriminate on the basis of race, color, religion, sex, sexual orientation, gender identity, national origin, protected veteran status, disability or any other legally protected status.