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Senior Software Development Engineer in Test

Zoox· Software – Software Platforms and Product
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Hybrid (Foster City, CA)$205k - $245kFull-timePosted 5d ago

About the role

Senior SDET on the Release Management team responsible for building high-fidelity SIL/HIL tests, automating CI pipelines, and providing technical leadership to ensure safe and reliable software releases for Zoox’s autonomous mobility platform.

Responsibilities

  • Lead the design, development and maintenance of large-scale event-driven software/hardware-in-the-loop (SIL/HIL) tests and testing frameworks, utilizing advanced software patterns to improve modularity and reduce code duplication.
  • Architect and manage end-to-end continuous integration (CI) pipelines to automate the execution of regression suites.
  • Lead root cause analysis for complex system-level failures, developing log mining scripts and visualization dashboards (e.g., Grafana, SQL-based notebooks) to triage failures and track performance metrics.
  • Perform gap analyses between high-level safety requirements and technical test implementations, including the development of intricate timing and prioritization patterns. Lead end-to-end validation and clearance process for safety-critical monitors, such as for collision detection systems.
  • Provide technical leadership and mentorship to a small group of engineers on the team.

Qualifications

  • Bachelor's or higher degree in Mechatronics Engineering, Computer Science, Electrical Engineering or a relevant technical field.
  • 7+ years of experience with demonstrated ownership of 3+ complex projects
  • Good technical communication skills, with the ability to summarize complex test failures and provide clear impact assessments for our tests, tools, and pipelines.
  • Demonstrated experience delivering complex projects in Python, including the use of AI-based coding, such as for infrastructure development, tooling and automated test writing.
  • Deep understanding of HIL and SIL methodologies, including real-time fault injection.
  • Ownership from design, to implementation and maintenance of automated testing pipelines (e.g., using Bamboo, Buildkite, Jenkins, or similar CI Tools) and developing custom automation plugins.
  • Practical knowledge of Linux internals and networking protocols used in high-throughput real-time systems.

Skills

Required:PythonHIL/SIL methodologiesCI/CD pipelinesLinux internals and networking

Benefits

  • paid time off (sick leave, vacation, bereavement)
  • unpaid time off
  • Zoox Stock Appreciation Rights
  • Amazon RSUs
  • health insurance
  • long-term care insurance
  • long-term and short-term disability insurance
  • life insurance
Last updated Oct 21, 2026. Interested? Apply on the company site.
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About Zoox

It's Not a Car | Zoox

Zoox is a purpose-built autonomous vehicle designed for riders, not drivers. Learn more about the Zoox robotaxi and the future of ride-hailing.

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