Embedded Firmware Engineer — Optical & High-Speed Hardware

Ambition Singapore; Singapore; On-site; SGD 72,000 - 108,000; Full time

Job summary

Ambition Singapore seeks an Embedded Firmware Engineer to join its R&D team, developing firmware for advanced optical and high-speed hardware products. You will collaborate with hardware and system engineers on MCU-based control, interfaces, device monitoring and bring-up.

You will design, debug and maintain firmware for optical modules, implement MCU-based control for sensors and power devices, and build interfaces (I2C, SPI, UART, MDIO, GPIO).

Qualifications

• Bachelor's degree or above in Electronics, Computer Engineering, Communications, Automation, Microelectronics or related discipline.
• 3+ years embedded firmware or related hardware product development experience.
• Strong programming in C/C++ with hands-on MCU firmware development.
• Experience with ARM-based MCU/processor platforms and bare-metal or RTOS development.
• Knowledge of I2C, SPI, UART, MDIO and GPIO.
• Hands-on debugging with oscilloscopes, logic analyzers, etc.
• Experience with Git and embedded development tools (Keil, IAR, GCC, CMake).
• Experience in optical modules or high-speed hardware is advantageous.
• Python or scripting for test automation or firmware debugging is a plus.

Responsibilities

• Design, develop, debug and maintain embedded firmware for optical modules and related hardware platforms.
• Develop MCU-based control and monitoring functions for sensors, power devices and other hardware components.
• Implement and debug interfaces including I2C, SPI, UART, MDIO and GPIO.
• Develop device initialization, configuration, monitoring, fault detection and protection functions.
• Support hardware bring-up, system debugging, failure analysis and production introduction.
• Develop interfaces between firmware, host software and automated test systems.
• Maintain firmware architecture, technical documentation and version control.

Skills

Embedded firmware

C/C++

ARM MCUs

I2C/SPI/UART/MDIO/GPIO

Bare-metal/RTOS

Hardware debugging

Git & build tools

Python

Optical modules

Education

Bachelor's degree in Electronics/Computer Engineering/Communications/Automation/Microelectronics

Tools

Git

Keil

IAR

GCC

CMake

Job description

Ambition Singapore seeks an Embedded Firmware Engineer to join its R&D team, developing firmware for advanced optical and high-speed hardware products. You will collaborate with hardware and system engineers on MCU-based control, interfaces, device monitoring and bring-up.

You will design, debug and maintain firmware for optical modules, implement MCU-based control for sensors and power devices, and build interfaces (I2C, SPI, UART, MDIO, GPIO).