Automated Test Engineer SME

Leidos is seeking an Application Tester for a technical development program of 200+ FTE supporting the Sponsor’s Attribute/Entitlement Services within the IDAM/ICAM space. The Test Engineer will support the test of access control systems for a government customer. The successful candidate will support continuity of our customer’s mission by helping ensure secure, reliable, and uninterrupted availability of IT systems.

• Design, develop, and maintain test plans for web, mobile, and API testing.
• Execute manual tests to identify defects and report them to the development team
• Collaborate with developers and QA peers to identify test scenarios and automation opportunities.
• Contribute to test planning, case design, and documentation.
• Support the team with User acceptance teams to include roles, test scripts, reporting results and scheduling testing meetings with the UAT users.
• Familiar with agile methodology and continuous feature testing
• Stay updated with emerging test automation tools and techniques.

• Master's degree in Computer Science, Engineering, or related field 15+ 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, Cypress, Playwright, Katalon)
• Proficiency in at least one programming/scripting language (Java, Python, JavaScript, or C#)
• Experience in API testing (Postman, REST Assured)
• Familiarity with CI/CD tools (Jenkins, Git Lab CI, Git Hub Actions, or Azure Dev Ops)
• Understanding of software testing methodologies, SDLC, and Agile/Scrum
• Strong problem-solving and analytical skills

• Automation Testing - Katalon experience
• Good knowledge of SQL for database testing.
• Experience with version control (Git).
• Knowledge of performance testing tools (JMeter, Locust).
• Knowledge of cloud platforms (AWS, Azure, or GCP).

FIP #MSBA

If you're looking for comfort, keep scrolling.

Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximately $17.2 billion for the fiscal year ended January 2, 2026. For more information, visit

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 $ - $

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.

• competitive compensation
• Health and Wellness programs
• Income Protection
• Paid Leave and Retirement

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  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.