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D14 Geylang, Eunos, Singapore
Permanent, Full TimeEngineering

Job Description

Firmware Engineer

About the Role
We’re looking for a passionate Firmware Engineer to join our team! In this role, you’ll design and develop firmware for networking and IoT products, working with technologies like Wi-Fi, Zigbee, Bluetooth, and Wi-SUN. You’ll collaborate closely with our hardware engineers to ensure smooth integration and testing, while also supporting our sales, manufacturing, and customer teams. If you love problem-solving and building reliable systems, we’d love to meet you.

 What You’ll Do

  • Design, develop, and troubleshoot embedded firmware for wireless and IoT products

  • Add new features and optimize existing firmware for better performance

  • Work with hardware engineers on integration, validation, and testing

  • Develop drivers for UART, SPI, I²C, USB, and other protocols

  • Implement bootloaders and firmware update solutions

  • Provide technical support to internal teams and customers

 What We’re Looking For

  • Diploma/Degree in Electronic Engineering, Computer Science, or a related field

  • Strong programming skills in C/C++ for embedded systems

  • Experience with embedded Linux (drivers, kernel builds, etc.)

  • Knowledge of wireless protocols (Wi-Fi, Zigbee, Bluetooth, Wi-Sun), IoT, or LED lighting

  • Familiarity with SDKs from Broadcom, Qualcomm, MTK, or Sigma (advantage)

  • Hands-on experience with ARM-M / ARM-A architectures, bootloaders, and firmware updates

  • Understanding of TCP/IP, BLE, USB, Wi-Fi, and serial communications

  • Organized, detail-oriented, and motivated team player with strong problem-solving skills


About Aztech Technologies Pte. Ltd.

First seen: May 22, 2026
Last updated: June 15, 2026