Senior Test Engineer

Description

Leidos has a new and exciting opportunity for a Senior Test Engineer in our Intelligence
Sectors, Cyber and
Analytics Business Area (CABA). Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. At Leidos, we offer competitive benefits, including Paid Time Off, 11 paid Holidays, 401K with a 6% company match and immediate vesting, Flexible Schedules, Discounted Stock Purchase Plans, Technical Upskilling, Education and Training Support, Parental Paid Leave, and much more.

Join a high-impact program delivering critical data capabilities that directly support national security operations. You'll play a key role in ensuring the reliability and integrity of complex data pipelines and systems, working at the intersection of software, infrastructure, and mission-driven analytics.

• Own the testing strategy as the lead Test Engineer on a fast‑paced, mission‑critical program
• Partner directly with software and Dev Ops engineers to deliver high‑quality, resilient systems
• Design, develop, and execute automated and manual tests across system, integration, regression, and stress scenarios
• Develop and maintain test documentation, including test plans, test cases, and test reports
• Validate data ingest pipelines and ensure alignment with data lifecycle management requirements
• Identify, document, and track defects through resolution
• Contribute to automated testing efforts using tools such as JUnit and Mockito

• 8+ years of experience as a Test Engineer supporting programs of similar scope and complexity
• Bachelor's degree in a technical field (or 4 additional years of experience in lieu of degree)
• Experience with automated testing and scripting (e.g., Python, Java, Bash)
• Hands‑on experience with testing tools such as JUnit and Mockito
• Experience testing in Linux environments and familiarity with AWS
• Demonstrated understanding of data ingest processes and data lifecycle management
• Clearance Requirement – Active TS/SCI with Polygraph

$ – $

Employment benefits include competitive compensation, Health and Wellness programs, Income Protection, Paid Leave and Retirement. Additional details are available at

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.