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Senior Firmware Engineer
Senior Firmware EngineerCambridge Recruiters • San Mateo, CA, United States
Senior Firmware Engineer

Senior Firmware Engineer

Cambridge Recruiters • San Mateo, CA, United States
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Senior / Principal Firmware Engineer – Medical Device Startup

Location : San Mateo, CA (Hybrid : ~3-4 days onsite)

Type : Full-time | Early-Stage Medical Device Incubator Startup, Round B Funding

About the Role

Join a venture-backed medical device startup developing breakthrough implantable structural heart technology . We’re growing fast and seeking a Senior or Principal Firmware Engineer to lead embedded development for our flagship active-implantable system . You’ll work closely with electrical, mechanical, and systems engineers to bring a first-in-class implantable product from concept to clinic.

What You’ll Do

  • Own architecture and development of embedded firmware for implantable and external device systems.
  • Design, code, and test real-time embedded software (C / C++) on ARM microcontrollers.
  • Drive board bring-up, debugging, and hardware / firmware integration.
  • Develop communication interfaces (SPI, I2C, UART, BLE).
  • Build test and verification tools to meet medical device standards (IEC 62304, ISO 13485).
  • Collaborate cross-functionally and help define best practices for firmware development.

What You Bring

  • B.S. / M.S. in EE, CE, or related field.
  • 7-10+ years of hands-on embedded firmware experience.
  • Expert in C / C++ , RTOS , and low-level embedded systems.
  • Must Have medical device product development experience (preferably Class II / III medical devices).
  • Strong debugging, documentation, and teamwork skills.
  • Bonus : Experience with implantable devices, low-power telemetry, or BLE.

    • Why You’ll Love It

  • High-impact role in a core founding engineering team .
  • Direct influence on architecture and design decisions .
  • Competitive salary + bonus + early equity .
  • Work on technology that will change patients’ lives .
  • Flexible, hybrid work model and a mission-driven team culture.

    • Local Candidates Preferred

  • H1B Candidates & Visa Transfers acceptable
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    Senior Firmware Engineer • San Mateo, CA, United States