We are seeking a mid-level Software Development Engineer in Test (SDET) to help build and mature the testing infrastructure supporting production software for simulation, optimization, and decision support in mission-focused environments.
This role is for someone who can develop robust test harnesses, mocking infrastructure, and automated and manual testing strategies.
A successful candidate will also help integrate testing into CI/CD pipelines and improve software quality and reliability across Java, Rust, and TypeScript-based applications.
The strongest candidates will bring solid software development fundamentals, hands-on experience with software testing and test infrastructure, and the technical judgment to build scalable, maintainable testing practices across a growing production codebase.
Required Qualifications
• Bachelor’s degree in computer science, mathematics, physics, applied math, or related field
• At least 3 years of industry experience
• Experience building test infrastructure including mocking and CI/CD pipelines
• Experience in software testing and test harness development
• Experience designing automated and manual testing
• Software Development experience in Java, Rust or Typescript/React
• Ability to work effectively with researchers, engineers, and end users to translate technical concepts into usable software
• Familiarity with full-stack web application development in any frameworks/languages
• U.S. CITIZENSHIP REQUIRED
• ACTIVE SECRET CLEARANCE
Desired Qualifications
• Active TS/SCI Security Clearance
• Experience using ADO, Gitlab or similar CI/CD tools
Numbers & Facts
Location
Reston, Virginia
Skills
Computer Scienceunmatched
Continuous Deployment/Deliveryunmatched
Continuous Integrationunmatched
Decision Supportunmatched
Infrastructure Softwareunmatched
Javaunmatched
Mathematicsunmatched
Microsoft ADO (ActiveX Data Object)unmatched
Physicsunmatched
Production Supportunmatched
Quality Assurance Methodologyunmatched
Quality Managementunmatched
React.jsunmatched
Reliability Engineeringunmatched
Scalable System Developmentunmatched
Secret Clearanceunmatched
Security Clearanceunmatched
Sensitive Compartmented Information (SCI)unmatched
Software Administrationunmatched
Software Design for Test (SDET)unmatched
Software Developmentunmatched
Software Engineeringunmatched
Software Simulationunmatched
Software Testingunmatched
Test Automationunmatched
Test Harnessunmatched
Test Plan/Scheduleunmatched
Test Strategyunmatched
Testingunmatched
Top Secret Clearanceunmatched
United States Citizenunmatched
Web Programmingunmatched
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