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Software Development Engineer in TEST (SDET) at Henpen… · Reston
Job Description
Software Development Engineer in Test (SDET)
Security Clearance: SECRET
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