Software Development Engineer in Test (SDET)
Zetier · Arlington, VA · 4 mo ago
EngineeringFull-time
About the role
This role designs, builds, and maintains scalable automated testing capabilities for embedded hardware, cyber platforms, and operational software systems.Responsibilities
- Develop robust test infrastructure
- Improve product reliability
- Enable continuous validation across hardware and software solutions
- Develop automated validation frameworks
- Integrate testing into CI/CD pipelines
- Support verification activities spanning low-level firmware, networking systems, and mission-driven software capabilities
- Align testing 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 required
Desired
- 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