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Software QA Engineer (Web & API Testing) - Senior | TS/SCI w/ Poly

Falls Technology • Chantilly, VA, US • published 2026-10-13 14:27:05.461016

Description

Active TS/SCI with Polygraph required. U.S. citizenship required. Location: On\-site in Chantilly, VA (Full\-Time). Mission software only works if it's tested like it matters. You'll own quality for web applications and API\-driven systems that support a federal national\-security mission, building automated coverage that lets the team ship with confidence. What you'll do * Test web applications end to end for functionality, performance and usability * Validate REST API endpoints behind API gateways using Postman and Swagger/OpenAPI * Build and maintain automated test suites in Cypress (or similar) and wire them into CI/CD * Run regression, integration and system testing across environments * Write clear defect reports and work with developers and product owners in Agile sprints What you bring (required) * Active TS/SCI with Polygraph * 3\+ years in software testing or QA * Hands\-on testing of web applications and RESTful APIs (HTTP, JSON, API authentication) * Test automation with Cypress or an equivalent framework * Scripting in JavaScript (Python or Java also fine) * Experience on Agile/Scrum teams Nice to have * Testing distributed systems or API gateways * Selenium, Jenkins o...

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