Embedded Firmware Engineer

apartmentGreys Personnel placeKnysna calendar_month2026/05/17

Minimum Requirements

Expert-level proficiency in Embedded C and C++ development.
Extensive experience developing firmware for embedded systems with strict real-time timing constraints.
Strong hands-on experience with Real-Time Operating Systems (RTOS), including:
ChibiOS
FreeRTOS
Zephyr
Demonstrable experience working with the ArduPilot or PX4 codebase.
Strong understanding of:
Sensor driver implementation
EKF execution
MAVLink architecture
Experience writing custom bare-metal drivers from scratch.
Strong understanding of:
Kinematic mathematics
Quaternions
Spatial filtering
Experience working with STM32 microcontrollers, specifically STM32H7 platforms.
Strong debugging and system optimization skills.
Ability to read and interpret hardware datasheets and schematics.

Key Responsibilities

Develop and maintain customized ArduPilot flight stack implementations running on proprietary AeroNode hardware via ChibiOS.
Design and implement low-level firmware and RTOS functionality for STM32H7 platforms.
Write, test, and maintain hwdef.dat files for custom STM32 hardware integration with ArduPilot ChibiOS.
Develop and optimize low-level SPI/I2C sensor drivers for:
Dual IMUs (ICM-42688)
Bosch/Infineon barometers
U-blox GPS modules
Build and maintain life-safety memory architecture using Flash, eMMC, MRAM, and FRAM technologies.
Develop crash-detection logic and ultra-fast memory dump systems triggered by high-G IMU interrupts.
Configure and optimize MAVLink telemetry streaming over UART at high baud rates.
Optimize STM32 Floating Point Unit (FPU) performance for EKF3 processing and high-frequency sensor fusion loops.
Assist in translating Python-based aerodynamic safety algorithms into efficient native C++ modules.
Conduct system profiling, debugging, and firmware performance optimization.
Collaborate closely with hardware, systems, and aviation software engineering teams.

Salary: Market Related

How to apply:

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