Embedded IoT Hardware Engineer — Full Lifecycle Development

IINCA LIMITED; Hong Kong; On-site; HKD 201,000 - 335,000; Full time

Job summary

IINCA LIMITED in Hong Kong is seeking a motivated Electronic Engineer to join our R&D team, focusing on wireless IoT hardware and firmware development for field-based applications.

You will own the full product lifecycle, from requirements through prototyping, testing, and post-release support, leveraging microcontrollers, RTOS, and Linux scripting to deliver robust, low-power devices in a startup environment.

Qualifications

• Bachelor’s degree in Electronic/Electrical Engineering, Computer Engineering, Mechatronics Engineering, or related disciplines.
• 2-3 years of embedded IoT system design, hardware development, and production experience.
• Strong practical experience with microcontrollers, interfaces (I2C/UART/SPI), C/C++ firmware, and FreeRTOS/Zephyr.

Responsibilities

• Research, design, and develop next-generation wireless IoT device hardware and firmware.
• Own the full product development lifecycle from requirements analysis to post-release support.
• Troubleshoot system issues, perform root cause analysis, and implement corrective actions.
• Design and build PCBA prototypes and 3D-printed components.
• Evaluate components focusing on cost, power, reliability, and availability.
• Perform power consumption analysis to extend battery life.
• Develop automated testing rigs and scripts for hardware validation and QA.

Skills

Embedded systems

C/C++ firmware

RTOS

Linux CLI

Python scripting

Schematic capture

PCB layout

Debugging

Education

Bachelor’s degree in Electronic/Electrical Engineering, Computer Engineering, or Mechatronics Engineering

Tools

Fusion 360

Onshape

SolidWorks

Job description

IINCA LIMITED in Hong Kong is seeking a motivated Electronic Engineer to join our R&D team, focusing on wireless IoT hardware and firmware development for field-based applications.

You will own the full product lifecycle, from requirements through prototyping, testing, and post-release support, leveraging microcontrollers, RTOS, and Linux scripting to deliver robust, low-power devices in a startup environment.