Top Firmware Engineer Jobs in San Francisco, CA

Design and ship firmware for battery-powered and gateway IoT devices. Lead hardware bring-up, implement peripheral drivers, secure bootloaders and OTA, optimize power, debug hardware/software integration, and drive cross-team technical decisions at staff level.

Serve as the hands-on technical leader for connected-product firmware. Define system architecture, develop and debug production embedded C/C++ software on RTOS platforms, lead device-to-cloud and mobile integration, and own OTA releases, reliability, security, compliance, and field support. Partner across hardware, backend, mobile, QA, operations, and suppliers while mentoring engineers and improving development processes.

Develop and debug firmware across RTOS and embedded Linux, lead board bring-up and driver integration, implement subsystems (connectivity, power, sensors), integrate lightweight on-device ML and sensing algorithms, support OTA updates and fleet diagnostics, and collaborate with hardware, systems, and QA to resolve system-level issues through production.

Develop ROM code, bootloaders, and runtime firmware for secure enclaves in custom ASICs supporting secure boot, attestation, OTA updates, provisioning, telemetry, recovery, and tamper monitoring. Collaborate with hardware and communications engineers on interfaces, pre-silicon development, integration, and validation. Support post-silicon ASIC bring-up, debugging, and embedded firmware validation.

Design, develop, and maintain platform firmware, BMC/OpenBMC management stacks, and FPGA/CPLD logic for board bring-up and system management. Own low-level boot sequencing, debug CPU/GPU/PCIe/hardware interactions, implement Redfish/IPMI interfaces, and build fault recovery, secure boot, and autonomous reboot systems for orbital deployments.

Design and lead embedded firmware for real-time power regulation, protection, and control in SST systems. Own bootloader, security, and platform integration, collaborate with hardware teams, and ensure performance, testing, and project delivery.

Develop and own production firmware for ruggedized wearable camera devices. Responsibilities include embedded software, sensor and camera pipelines, ISP tuning, on-device intelligence, OTA updates, provisioning, telemetry, reliability, power optimization, hardware bring-up, manufacturing tests, and field debugging. The engineer collaborates across hardware, manufacturing, cloud infrastructure, and AI teams to deliver scalable, high-quality devices from silicon bring-up through volume production.

The Senior Firmware Engineer will develop firmware for wearable robotic devices, manage data communication, implement secure OTA updates, and lead design decisions for future iterations while contributing to product development and testing.

The Motor Control Firmware Engineer will design and develop motor control systems, validate performance, and guide future product iterations in wearable robotics.

The Embedded Firmware Engineer develops firmware for custom boards, enhances existing codebases, collaborates with hardware teams, and supports field installations.

Develop and optimize embedded firmware for AI wearable prototypes, bring up new hardware platforms, debug and validate system functionality, collaborate with electrical/mechanical teams, implement low-power and wireless (BLE/Wi‑Fi) features, and prepare firmware for handoff to the Shenzhen engineering team.

Design, develop, and maintain embedded firmware and Linux hardware interface services for ARM devices. Implement drivers, security communication protocols, and system services in Python and Go. Own code quality, documentation, testing, CI/CD, and support manufacturing, QA, and customer-facing issue resolution while collaborating cross-functionally.

Develop and maintain custom Networking Operating System images for AI supercomputers. Integrate Linux kernel components and debug complex networking issues across software and hardware.

Design and debug embedded firmware for medical devices, focusing on integration with microcontrollers, wireless communication, and system testing.

This role requires a Staff Firmware Engineer to lead firmware projects for medical devices, focusing on architecture, implementation, and cybersecurity decisions in a regulated environment.

Design, implement, and own firmware features for power-electronics embedded systems. Integrate firmware with hardware, collaborate with cross-functional engineers, ensure performance and testing, and stay current with embedded systems tools and methodologies.

Owns firmware for clinical studies, including development, testing, documentation, release management, logging, and field support. Builds rapid prototypes for sensing, stimulation, and algorithm concepts; performs hardware and firmware debugging; supports clinical teams; and transfers research technology to commercial development. The role also requires AI-assisted development, collaboration across engineering and clinical teams, and adaptability in a small R&D environment.

The Firmware Engineer II will develop firmware for medical devices, collaborate with cross-functional teams, support DevOps, and ensure compliance with medical device regulations.

Own and deliver end-to-end embedded subsystems for long-range aircraft: firmware, drivers, runtime, and monitoring. Implement flight- and safety-critical code on microcontrollers (bare-metal/RTOS), lead validation (HIL/bench/field), build deterministic test and telemetry tooling, and triage high-severity field incidents until fleet metrics confirm resolution.

The Firmware Engineer will design and implement firmware for the Roadio camera system, develop driver-level and application-level firmware, and work with mobile teams to ensure low-latency functionality in embedded systems.

Develop and maintain embedded firmware and kernel/user-mode device drivers for Ethernet-based networking devices. Design, implement, test, and integrate drivers into a Linux and AUTOSAR communication stack, build SDK components, and create debug/test utilities and automated unit/system tests for safety-critical automotive applications.

Lead design and execute end-to-end validation for embedded access-control firmware. Build HIL automation, test drivers and middleware, debug hardware/software interactions with lab instruments, validate network/security stacks and communication protocols, mentor junior engineers, and collaborate with hardware and software teams to ensure testability and product reliability.

Develop and maintain embedded firmware for spacecraft subsystems, implementing low-level drivers, communication protocols, real-time control, and fault-tolerant features. Support board bring-up, hardware integration, HIL testing, automated validation tools, and cross-disciplinary debugging and anomaly investigations throughout development and on-orbit operations.

Develop and own firmware across wearable and robotic platforms, design and implement motor control for brushed and brushless actuators, perform firmware bring-up, collaborate with mechanical, electrical, and ML teams, and validate hardware using debug, CI/CD, and HIL testing.

Develop ROM code and runtime firmware for digital beamforming ASICs in the TeraWave satellite communications system. Responsibilities include beam pointing, calibration, FEIC and SerDes management, secure boot, telemetry, and sideband control. The engineer will define hardware interfaces, support pre-silicon integration and validation, and conduct post-silicon ASIC bring-up and debugging. The role also involves embedded firmware and hardware interaction validation, with opportunities to lead and mentor engineers.