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Network SDET (Embedded / Linux)

United States, Portland 55.00 - 65.00 USD / Hour · Job Posted January 02, 2026
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Job Description

Embedded Linux Application SDET role for a healthcare products company developing software for mission-critical healthcare products.

Job Responsibility

  • Own test strategy and quality for embedded Linux applications running on smart medical devices
  • Design and execute risk-based test plans covering networking, performance, reliability, and security
  • Develop automated test frameworks and harnesses using Python/pytest, shell scripting, and C/C++
  • Lead validation of enterprise Wi-Fi and hospital network environments, including: WPA2/WPA3-Enterprise, 802.1X (EAP-TLS, PEAP), Roaming (802.11r/k/v), VLANs, QoS, DHCP/DNS
  • Perform deep troubleshooting and root cause analysis using Wireshark, tcpdump, iperf3, and Linux logs
  • Produce clear, reproducible defect reports with packet-level evidence
  • Execute exploratory/manual testing and evolve high-value scenarios into automation over time
  • Integrate automated tests into CI/CD pipelines using Azure DevOps and Git
  • Support release readiness, engineering change control, and production issue triage
  • Partner closely with software engineers, product, and support teams

Requirements

  • 5+ years of experience in SDET, QA, or Software Engineering roles supporting embedded Linux systems
  • Strong coding skills in Python and at least one compiled language (C/C++)
  • Solid Linux fundamentals (bash, systemd, networking stack, udev, DBus)
  • Hands-on experience testing enterprise Wi-Fi and hospital network environments
  • Deep familiarity with networking protocols including 802.11, 802.1X/EAP, TLS, DHCP/DNS, VLAN, and QoS
  • Proven experience building and maintaining automated test frameworks
  • Strong exploratory and manual testing skills
  • Experience working with CI/CD pipelines (Azure DevOps, Git)
  • Authorization to work in the US is a precondition of employment – we do not sponsor work visas

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