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Leidos • Chantilly, Virginia, United States
Salary: $116,350 - $210,325 / year
Role & seniority: Senior Test Engineer (active TS/SCI with Polygraph) for a government/regulated program.
Automation: Selenium, Katalon, Cypress, Playwright
API testing: Postman, REST Assured
Programming/scripting (nice-to-have): Java, Python, JavaScript, or C#
Version control: Git
CI/CD: Jenkins, GitLab CI, GitHub Actions, Azure DevOps
Databases: SQL (basic)
Performance testing: JMeter, Locust (nice-to-have)
Design, develop, and maintain automated test scripts for web and API testing; execute automated regression suites and analyze results
Collaborate with developers and QA peers; contribute to test planning, test case design, and documentation
Perform manual testing when needed; report, track, and drive defects to closure; stay current with test automation tools
Active TS/SCI with Poly requirement
Bachelor’s degree in CS/Engineering or related field plus 12+ years of experience (or equivalent experience)
Software QA experience with a focus on automation; strong knowledge of automation frameworks/tools; API testing experience
Understanding of software testing methodologies, SDLC, and Agile/Scrum
Strong problem-solving and analytical skills
Proficiency in at least one programming/scripting language (Java, Python, JavaScript, or C#)
Basic SQL for database testing
Experience with Git and CI/CD tools
Knowledge of performa
Leidos is seeking a Test Engineer for a technical development program supporting the Sponsor’s Entitlement Programs as well as IdAM /ICAM, Authentication, Authorization, Attributes and Digital Policy Management. The Test Engineer will work with a large team of developers, software engineers and data engineers. Primary Responsibilities Design, develop, and maintain automated test scripts for web and API testing. Execute automated regression suites and analyze results to ensure system reliability. Collaborate with developers and QA peers to identify test scenarios and automation opportunities. Contribute to test planning, case design, and documentation. Perform manual testing (functional, exploratory, regression) when needed. Report and track defects to closure in coordination with development teams. Stay updated with emerging test automation tools and techniques. Required Qualifications Active TS/SCI with Polygraph Bachelor’s degree in Computer Science, Engineering, or related field and 12+ years of experience. Additional experience in lieu of degree. Software professional experience in QA with a focus on automation. Strong knowledge of automation frameworks/tools (e.g., Selenium, Katalon, Cypress, Playwright). Experience in API testing (Postman, REST Assured). Understanding of software testing methodologies, SDLC, and Agile/Scrum. Strong problem-solving and analytical skills. Desired Qualifications Proficiency in at least one programming/scripting language (Java, Python, JavaScript, or C#). Basic knowledge of SQL for database testing. Experience with version control (Git). Familiarity with CI/CD tools (Jenkins, GitLab CI, GitHub Actions, or Azure DevOps). Knowledge of performance testing tools (JMeter, Locust). If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo — because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 — and moving faster than anyone else dares. Original Posting: January 21, 2026 For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. Pay Range: Pay Range $116,350.00 - $210,325.00 The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law. Leidos Leidos is a Fortune 500® innovation company rapidly addressing the world's most vexing challenges in national security and health. The company's global workforce of 47,000 collaborates to create smarter technology solutions for customers in heavily regulated industries. Headquartered in Reston, Virginia, Leidos reported annual revenue of approximately $15.4 billion for the fiscal year ended December 29, 2023. For more information visit . Pay and Benefits Pay and benefits are fundamental to any career decision. That's why we craft compensation packages that reflect the importance of the work we do for our customers. Employment benefits include competitive compensation, Health and Wellness programs, Income Protection, Paid Leave and Retirement. More details are available here. Securing Your Data Leidos will never ask you to provide payment-related information at any part of the employment application process. And Leidos will communicate with you only through emails that are sent from a Leidos.com email address. If you receive an email purporting to be from Leidos that asks for payment-related information or any other personal information, please report the email to . Commitment and Diversity All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws.