Firmware Test Engineer - End-to-End QA for Devices

Opal Electronics; San Francisco (CA); On-site; USD 120,000 - 180,000; Full time

Job summary

Opal Electronics seeks a dedicated test engineer to own release quality across firmware, apps, and cloud. Build test infrastructure to ensure devices work reliably in people’s hands.

You will define test criteria, run release qualification, and sign off on firmware, apps, and backend releases. You will partner with software and hardware teams to shape test strategy, implement end-to-end testing including iOS app flows, backend APIs, Bluetooth/BLE, Wi‑Fi reliability, OTA updates, and AI feature

Qualifications

• 3–10 years of test engineering experience across embedded firmware and software for connected consumer devices.
• Define test criteria, run release qualification, and sign off on every firmware, app, and backend release.
• Partner with software and hardware teams to define test strategy.
• Test the full experience end-to-end including iOS app flows, backend APIs, Bluetooth/BLE and Wi-Fi reliability, and AI feature quality and latency across updates.
• Build hardware-in-the-loop (HIL) test rigs to run automated firmware tests on real hardware.
• Validate OTA update reliability across all devices.

Responsibilities

• Own release quality: define test criteria, run release qualification, and sign off on every firmware, app, and backend release.
• Partner with software and hardware teams to define test strategy.
• Test end-to-end including iOS app flows, backend API and load testing, Bluetooth/BLE and Wi-Fi reliability, and AI feature quality and latency across updates.
• Build HIL test rigs to run automated firmware tests on real hardware.
• Validate OTA update reliability across all devices.

Skills

Test engineering

Embedded firmware

Software testing

HIL testing

OTA testing

Job description

Opal Electronics seeks a dedicated test engineer to own release quality across firmware, apps, and cloud. Build test infrastructure to ensure devices work reliably in people’s hands.

You will define test criteria, run release qualification, and sign off on firmware, apps, and backend releases. You will partner with software and hardware teams to shape test strategy, implement end-to-end testing including iOS app flows, backend APIs, Bluetooth/BLE, Wi‑Fi reliability, OTA updates, and AI feature