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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # SDET- Firmware Automation - **Company:** Lightmatter, Inc. - **Location:** Boston, United States - **Experience:** Expert - **Salary:** $178,000.0 - $225,000.0 - **Contract:** Permanent contract - **Skills:** Abstraction Layers, Artificial Intelligence, Automation of Tests, Content Management Interoperability Services, Continuous Integration, Data Center Infrastructure Management (CIM), Software Debugging, Device Drivers, Embedded C, Firmware, FreeRTOS, GNU Debuggers, Github, Joint Test Action (IEEE Standards), Python (Programming Language), Quick EMUlator (QEMU), Software Engineering, Strategies of Testing, State Machines, Build Management, Pytest, Gitlab-ci, Information Technology, Jenkins - **Published:** September 25, 2026 - **Apply:** https://startup.jobs/sr-sdet-firmware-automation-lightmatter-company-10185534 ## About the Role * 8+ years of professional software development, primarily on embedded products, including designing test frameworks and infrastructure * BS or MS in Computer Science, Electrical Engineering, or equivalent experience * At least one automation framework or HIL system architected and built from scratch, adopted by other engineers, and in daily use and the ability to discuss its design, tradeoffs, and lessons learned * Strong Python: fixture and abstraction layers, hardware drivers, plugin/configuration architectures * Working fluency in embedded C/C++: able to read firmware drivers or state machines and write tests for edge cases * Experience owning CI/CD pipelines running tests on physical hardware (GitHub Actions, GitLab CI, Jenkins, or equivalent), including runner health, hardware allocation, and recovery * Track record of delivering robust automation under fast-changing requirements and hardware, * PhD, or MS with 8+ years in embedded test automation or firmware development * Experience testing firmware for optical transceivers, photonic systems, or precision analog/mixed-signal hardware * Familiarity with CMIS, OpenBMC, or DMTF/Redfish * Experience with Pytest ecosystem and test tooling for Zephyr or FreeRTOS (Twister, ztest, Renode, QEMU, or similar) * Experience with optical and electrical test and measurement equipment * Startup experience * Thoughtful use of AI-assisted tools in test generation, triage, or analytics ## Description * Own the architecture and roadmap of the firmware test automation framework across products, targets, sites, and teams * Design and build stable automation for new firmware features and hardware, held to production-quality engineering standards * Build and operate HIL test infrastructure: bench and rack fixtures, device farms, power/reset control, instrument integration, and CI orchestration on real photonic hardware * Define test strategy, plans, and reporting; lead test plan reviews across teams * Integrate firmware testing into CI/CD so every change is built, flashed, exercised on hardware, and reported automatically * Own framework reliability and flaky test metrics as first-class engineering problems * Build results, telemetry, and log pipelines for triage, trend analysis, and release decisions * Debug failures across the full stack (firmware, board, instrument, fixture, test code) and partner with engineers to resolve them * Participate in firmware design reviews to influence testability and diagnostics early * Integrate with data center management interfaces (CMIS, OpenBMC, DMTF); debug embedded systems using GDB, JTAG, and logic analyzers * Define diagnostics and monitoring architecture for photonic transceivers * Mentor engineers on test architecture and write clear documentation for non-specialists ## Related Videos - [More efficient software for more efficient microchips](https://www.wearedevelopers.com/videos/1164-more-efficient-software-for-more-efficient-microchips) - [The Road to MLOps: How Verivox Transitioned to AWS](https://www.wearedevelopers.com/videos/1050-the-road-to-mlops-how-verivox-transitioned-to-aws) - [Innovating Developer Tools with AI: Insights from GitHub Next](https://www.wearedevelopers.com/videos/1268-innovating-developer-tools-with-ai-insights-from-github-next) - [pytest: Simple, rapid and fun testing with Python](https://www.wearedevelopers.com/videos/213-pytest-simple-rapid-and-fun-testing-with-python) - [SMART Test Automation - the experience of legacy transformation](https://www.wearedevelopers.com/videos/100215-smart-test-automation-the-experience-of-legacy-transformation) - [Our GitOps approach for deploying an Identity Provider and an API Gateway in a SaaS company](https://www.wearedevelopers.com/videos/776-our-gitops-approach-for-deploying-an-identity-provider-and-an-api-gateway-in-a-saas-company) ## Related Articles - [How We Built a Worry-Free System That Runs for 10+ Years – And What We’d Do Again](https://www.wearedevelopers.com/magazine/751-how-we-built-a-worry-free-system-that-runs-for-10-years-and-what-we-d-do-again) - [The 8 Best Code Testing Tools](https://www.wearedevelopers.com/magazine/402-the-8-best-code-testing-tools) - [Dev Digest 121 - AI goes offline](https://www.wearedevelopers.com/magazine/456-dev-digest-121-ai-goes-offline) - [Dev Digest 138 - Are you secure about this?](https://www.wearedevelopers.com/magazine/486-dev-digest-138-are-you-secure-about-this) - [Dev Digest 120 - Apple and peers](https://www.wearedevelopers.com/magazine/455-dev-digest-120-apple-and-peers) - [Dev Digest 132 - Binging WADFlix?](https://www.wearedevelopers.com/magazine/473-dev-digest-132-binging-wadflix)