HistoSonics, Inc. · 2 hours ago
Principal Firmware Engineer
HistoSonics, Inc. is a medical device company focused on advancing the science of histotripsy to provide transformative solutions for liver tumor treatment. The Principal Firmware Engineer will lead the design and development of embedded firmware for medical devices, ensuring compliance with medical standards and collaborating with cross-functional teams.
Health CareMedicalMedical Device
Responsibilities
Lead the architecture, design, and implementation of embedded firmware for medical devices involving ARM Cortex-M microcontrollers, Embedded Linux in ARM Cortex-A microprocessors, and Embedded Linux in ARM Cortex-A cluster of FPGA SoC
Integrate and manage communication protocols such as EtherCAT, Modbus, SPI, I2C, UART
Collaborate with FPGA engineers to define and implement firmware-FPGA interfaces for real-time data exchange
Interface with PC-based C# applications to enable bidirectional communication for control and data streaming
Ensure compliance with medical device standards (e.g., IEC 62304, ISO 13485) and participate in risk analysis and documentation
Drive system-level debugging, performance optimization, and validation of firmware in a regulated environment
Work with cross-functional teams (Product Development, Operations, Regulatory, Quality, Marketing) to scope software projects related to commercialized product changes and updates
Work with key stakeholders (cross-functional leadership) to determine appropriate priority of work related to commercialized product and product support, continuation, and service-related activities
Ensure that design documentation is in accordance with HistoSonics’ design control system (or external partner’s systems) and that all project deliverables are met
Mentor junior engineers and contribute to technical reviews, design documentation, and continuous improvement initiatives
Qualification
Required
Bachelor's or Master's degree in Electrical Engineering, Computer Engineering, or related field
10+ years of experience in embedded firmware development, preferably in the medical device industry
Strong expertise in C/C++, RTOS, and Linux kernel/user-space development
Hands-on experience with FPGA SoC platforms (e.g., Xilinx Zynq, Intel SoC FPGAs)
Proficient in communication protocols: EtherCAT, Modbus, SPI, I2C, UART, CAN
Experience with interfacing embedded systems with PC software, especially using C#/.NET
Familiarity with ultrasound systems, signal processing, or other high-speed analog/digital acquisition systems is a strong plus
Knowledge of medical device regulatory requirements and design controls
Applicants must be authorized to work in the United States without the need for current or future sponsorship
Preferred
Familiarity with Modbus and industrial Ethernet protocols (EtherCAT, Profinet Ethernet/IP, etc.)
Hands-on experience with FPGA SoC platforms (e.g., Xilinx Zynq, Intel SoC FPGAs)
Experience with Qt UI framework
Experience with Yocto Project or custom Linux builds for embedded systems
Exposure to cybersecurity in embedded medical systems
Experience with Agile development, CI/CD pipelines, and automated testing frameworks
Benefits
Health, dental, and vision insurance
Life, short-term and long-term disability insurance
401(k)
Paid time off
And more.
Company
HistoSonics, Inc.
HistoSonics is a growth phase company developing a non-invasive sonic beam therapy platform and procedure using the science of histotripsy.
Funding
Current Stage
Late StageTotal Funding
$578.79MKey Investors
Alpha Wave VenturesSignature BankJohnson & Johnson Innovation
2025-10-16Private Equity· $250M
2025-08-07Private Equity
2025-08-07Acquired
Recent News
2025-12-28
2025-12-24
Medical Product Outsourcing
2025-12-07
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