Software Engineer Senior Deliver simple solutions to complex problems as a Software Engineer Senior at GDIT. Here, you'll tailor cutting-edge solutions to the unique requirements of our clients. With a career in application development, you'll make the end user's experience your priority and we'll make your career growth ours. At GDIT, people are our differentiator. As a Software Engineer Senior you will help ensure today is safe and tomorrow is smarter. Our work depends on a Senior Software Engineer specializing in Test Automation to join our highly skilled team. In this role, you will be responsible for setting up and leading the development of a test automation framework from the ground up, ensuring our software systems are robust, scalable, and reliable. You'll work closely with developers, QA engineers, DevOps, and product teams to design, implement, and integrate automation solutions into our CI/CD pipelines, while advocating for best practices and a quality-first mindset across the organization. How A Software Engineer Senior Will Make An Impact Design and build an automated testing framework from scratch for UI, API, and integration testing across our application stack. Evaluate tools and technologies for automation based on project and organizational needs. Develop, execute, and maintain scalable automated test scripts using tools such as Selenium, Cypress, Playwright, Appium, xUnit, NUnit, MSTest, JUnit, TestNG, or Pytest. Integrate automated tests with CI/CD pipelines using tools like Jenkins, Octopus Deploy, GitHub Actions, or GitLab CI/CD. Define and implement test strategy, coverage goals, and quality metrics. Work collaboratively with developers and product teams to ensure testability and quality are considered from the early stages of development. Identify, report, and track software defects and assist with debugging and root cause analysis. Provide technical leadership and mentorship to junior engineers and QA staff in test automation practices. Stay current with trends in test automation, tools, and best practices to continuously improve processes and frameworks. What You'll Need To Succeed: Education: Bachelor's or Master's degree in Computer Science, Engineering, or related field. Required Experience: 5+ years professional software engineering experience with a strong focus on test automation. Proven experience in setting up test automation frameworks from scratch in a professional environment. Proficiency in programming languages such as C#, Java, Python, JavaScript. Experience with Mock and Dependency Injection tools. Security Clearance Level: Secret required Familiarity with source control tools (e.g., Git), CI/CD systems, and Agile development practices. Strong communication and collaboration skills, with the ability to drive cross-functional initiatives. Deep understanding of test design patterns, automation strategies, and software testing methodologies. Experience with automated testing tools for UI, API, and integration layers. Experience with performance and load testing tools such as JMeter, Gatling, or k6. Exposure to containerization and orchestration tools like Docker and Kubernetes. Experience working in a DevOps or continuous testing environment. Previous experience in regulated industries (e.g., finance, healthcare, government) is a plus. Location: Hybrid subject to customer approval US Citizenship required GDIT IS YOUR PLACE: Full-flex work week to own your priorities at work and at home, subject to customer approval 401K with company match Comprehensive health and wellness packages Internal mobility team dedicated to helping you own your career Professional growth opportunities including paid education and certifications Cutting-edge technology you can learn from Rest and recharge with paid vacation and holidays Work Requirements