Quality Assurance Tester with Security Clearance

Senior Quality Assurance Engineer (Manual & Automation)
Location: Washington, DC (100% On-Site)
Clearance: Active Top Secret required (ability to support additional adjudication if needed) Overview
We are seeking a Senior Quality Assurance Engineer to support testing and validation of mission-critical software applications within a secure federal environment. This role will focus on ensuring system reliability, performance, and usability through a combination of manual and automated testing strategies.
The ideal candidate brings hands-on experience across modern testing frameworks, strong attention to detail, and the ability to collaborate closely with engineering teams to deliver high-quality solutions. Key Responsibilities Design, develop, and execute manual and automated test cases for enterprise web applications
Validate application functionality across front-end user interfaces and backend systems
Identify, document, and track defects through resolution using established workflows
Collaborate with developers and stakeholders to ensure quality throughout the software development lifecycle
Perform functional, regression, integration, and system-level testing
Analyze test results and provide clear, actionable feedback to improve system performance and stability
Participate in test planning, estimation, and Agile ceremonies
Maintain and update test documentation, scripts, and reporting artifacts
Support continuous improvement of testing processes and quality standards Required Qualifications Active Top Secret clearance
Bachelor’s degree in Information Technology, Computer Science, or related field, OR equivalent experience
8+ years of total experience, including hands-on QA/testing experience
Experience with both manual and automated testing approaches
Hands-on experience with test automation frameworks (e.g., Selenium, Cypress, or similar)
Experience using defect tracking and collaboration tools (e.g., Jira or similar platforms)
Experience validating application data and backend systems, including running queries
Experience working with version control systems such as Git
Strong understanding of the software development lifecycle (SDLC)
Ability to work in cross-functional Agile environments Preferred Qualifications Experience working within secure or compliance-driven environments
Familiarity with cloud-based environments or distributed systems
Exposure to scripting or development languages (e.g., .NET, Python, JavaScript, or similar)
Experience supporting CI/CD pipelines and automated testing integration
Background testing modern web applications and front-end frameworks What Makes a Strong Candidate Strong balance of manual testing expertise and automation capability
Detail-oriented with a focus on accuracy, quality, and system reliability
Comfortable working in high-security, mission-driven environments
Effective communicator who can collaborate across technical and non-technical teams
Ability to quickly identify issues and contribute to efficient resolution workflows