Software Development Engineer in Test (SDET)
Zetier • Arlington, VA44d • Onsite
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Software Development Engineer in Test (SDET)
Zetier•Arlington, VA
•Onsite
About The Position
Software Development Engineer in Test (SDET) Zetier seeks Software Development Engineers in Test (SDET) to design, build, and maintain scalable automated testing capabilities for embedded hardware, cyber platforms, and operational software systems. This role focuses on developing robust test infrastructure, improving product reliability, and enabling continuous validation across hardware and software solutions. Candidates will develop automated validation frameworks, integrate testing into CI/CD pipelines, and support verification activities spanning low-level firmware, networking systems, and mission-driven software capabilities. Work includes functional, integration, regression, and hardware-in-the-loop testing aligned with quality, operational effectiveness, and compliance objectives.
Requirements
- 5+ years experience in software development or test engineering
- Strong programming experience in Python, C/C++, and/or Rust
- Experience deploying automated test frameworks (e.g. pytest, Robot)
- Experience testing embedded or Linux-based systems platforms
- Hands-on experience integrating testing into CI/CD pipelines
- Familiar debugging complex HW/SW system interactions
- Comfortable writing clear technical documentation (e.g. test reports)
- Strong communication skills across engineering and customer teams
- Active U.S. security clearance
Nice To Haves
- Experience with hardware-in-the-loop (HIL) and device automation
- Experience testing embedded systems, networking devices, or mobile
- Experience with containerization (e.g. Docker, Kubernetes, QEMU)
- Familiar with network/protocol validation (e.g. Wireshark, Scapy)
- Experience with RF or wireless systems (e.g. 802.11ac, Zigbee, SDR)
- Experience testing firmware, drivers, and low-level code/services
- Exposure to cybersecurity, vulnerability research, or pentest teams
- Experience with observability, telemetry, or reliability engineering
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What This Job Offers
Job Type
Full-time
Career Level
Mid Level
Education Level
No Education Listed
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