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# Senior Test Engineer

- **Company:** Leidos, Inc.
- **Location:** Annapolis Junction, MD, United States
- **Experience:** Expert
- **Salary:** $116,350.0 - $210,325.0
- **Contract:** Permanent contract
- **Skills:** Java (Programming Language), Amazon Web Services, Data Analysis, Automation of Tests, Bash Shell, Signals Intelligence, Cyber Security, DevOps, Information Lifecycle Management, Junit, Python (Programming Language), Key Management, Linux System Administration, Mockito, Strategies of Testing, Scripting, Computer Network Operations, Test Scripts, Data Pipelines
- **Published:** May 19, 2026
- **Apply:** https://www.indeed.com/viewjob?jk=b310c29a0cb76498

## About the Role

* 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

## 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 us and make a difference in National Security!, 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 DevOps 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


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