Software Development Engineer in Test
At a glance
Mid-level Software Engineering role at Zoox. Foster City · full-time · $161,000–$220,000 base.
techroles summary, based on the employer's posting.
What you'll do
- Build and maintain large-scale event-driven SIL/HIL tests and frameworks, using software patterns that support modularity and limit duplication
- Set up end-to-end CI pipelines that run regression suites automatically
- Investigate complex system failures with log-mining scripts and dashboards, then track performance measures
- Compare safety requirements with test implementations and design timing and prioritization behavior to close gaps
- Validate and clear safety-critical monitors, including collision-detection systems
What you bring
- A bachelor's degree or higher in a relevant technical field, such as computer science or electrical engineering
- At least four years owning complex projects
- Strong Python delivery experience, including AI-assisted coding for infrastructure, tools or automated test writing
- Deep knowledge of HIL and SIL testing, including real-time fault injection
- Experience building and maintaining automated test pipelines and custom automation plugins
Who this fits
This mid-level, coding-intensive role suits an engineer who can own test systems and communicate failure impact clearly. It is based in Foster City and listed as hybrid.
From the employer
In this role, you will:
- 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.
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Architect and manage end-to-end continuous integration (CI) pipelines to automate the execution of regression suites.
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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.
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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.
Qualifications:
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Bachelor's or higher degree in Mechatronics Engineering, Computer Science, Electrical Engineering or a relevant technical field.
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4+ years of experience with demonstrated ownership of complex projects
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Good technical communication skills, with the ability to summarize complex test failures and provide clear impact assessments for our tests, tools, and pipelines.
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Demonstrated experience delivering complex projects in Python, including the use of AI-based coding, such as for infrastructure development, tooling and automated test writing.
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Deep understanding of HIL and SIL methodologies, including real-time fault injection.
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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.
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Practical knowledge of Linux internals and networking protocols used in high-throughput real-time systems.
Bonus Qualifications:
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Strong C++
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Pytest customization experience
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Background in autonomous systems or safety-critical robotics validation.
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Experience applying Generative AI or Machine Learning tools to code, audit and improve test coverage and documentation.
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Experience with real-time communication protocols (e.g., DDS, I2C, SPI, CAN, GMSL2).
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AccommodationsIf you need an accommodation to participate in the application or interview process please reach out to accommodations@zoox.com or your assigned recruiter.
A Final Note:You do not need to match every listed expectation to apply for this position. Here at Zoox, we know that diverse perspectives foster the innovation we need to be successful, and we are committed to building a team that encompasses a variety of backgrounds, experiences, and skills.