R&D Engineer / Scientist / Developer

Your role

Electronics Engineer 电子工程师

Main Responsibilities主要工作职责

• Design electronic circuits for various sensors, including signal acquisition, amplification, and processing modules.

  设计各类传感器的电子电路，包括信号采集、放大及处理模块。

• Develop real-time signal processing algorithms for temperature compensation, signal conditioning, and digital filtering.

  开发实时信号处理算法，实现温度补偿、信号调理及数字滤波功能。

• Implement and optimize signal analysis algorithms such as FFT, envelope detection, cross-correlation, and adaptive threshold detection.

  开发及优化信号分析算法，包括快速傅里叶变换（FFT）、包络检测、互相关分析以及自适应阈值检测等。

• Integrate communication interfaces and protocols, including Modbus, Bluetooth, USB, and other industrial communication standards.

  集成通信接口及协议，包括 Modbus、Bluetooth、USB 等工业通信标准。

• Develop and maintain embedded software based on MCU, DSP, or FPGA platforms.

  开发和维护基于 MCU、DSP 或 FPGA 平台的嵌入式软件。

• Conduct circuit testing, debugging, validation, and performance optimization to improve power efficiency, stability, and reliability.

  负责电路测试、调试、验证及性能优化，提高系统功耗表现、稳定性和可靠性。

• Collaborate with mechanical, firmware, and system engineers throughout product development and integration.

  与结构、软件及系统工程师协同合作，完成产品开发及系统集成工作。

• Prepare technical documentation, including design specifications, test reports, and troubleshooting records.

  编写技术文档，包括设计规范、测试报告及问题分析记录。

Your skills and experience

任职要求

• Bachelor's degree or above in Electronic Engineering, Automation, Instrumentation, or related fields.

  电子工程、自动化、测控技术与仪器或相关专业本科及以上学历。

• Minimum 3 years of experience in electronic circuit design and development.

  具有3年以上电子电路设计及开发经验。

• Expert in signal processing techniques, including Fast Fourier Transform (FFT), density and temperature compensation algorithms, digital band-pass filtering, envelope detection, cross-correlation, and adaptive threshold detection.

  精通信号处理相关技术，包括快速傅里叶变换（FFT）、密度补偿及温度补偿算法、数字带通滤波、包络检测、基于互相关函数的时间差提取及自适应阈值检测算法。

• Strong knowledge of signal amplification, filtering, and signal conditioning circuit design.

  精通信号放大、滤波及整形电路设计。

• Hands-on experience with DSP or FPGA-based real-time signal processing implementation.

  具备使用 DSP 或 FPGA 实现实时信号处理的经验。

• Experience in MCU programming and embedded software development.

  熟悉微控制器（MCU）编程及嵌入式软件开发。

• Familiar with PLL (Phase-Locked Loop) or phase comparison circuits.

  熟悉锁相环（PLL）或相位比较电路设计。

• Familiar with high-speed ADC applications and data acquisition systems.

  熟悉高速 ADC 应用及数据采集系统设计。

• Familiar with embedded system architecture, industrial communication protocols, and instrument integration.

  熟悉嵌入式系统架构设计、工业通信协议以及仪器系统集成。

• Proficient in C programming and familiar with FreeRTOS.

  具备扎实的 C 语言编程能力，熟悉 FreeRTOS 实时操作系统。

• Proficient in MATLAB and circuit simulation tools for algorithm development and verification.

  熟练使用 MATLAB 及电路仿真工具进行算法开发与验证。

• Strong troubleshooting, debugging, and testing skills.

  具备良好的问题分析、调试及测试能力。

• Good English reading skills with the ability to understand technical documents and specifications.

  具备较强的英文技术资料阅读能力。

Preferred Qualifications

优先条件

• Experience in flow meter electronics development, especially ultrasonic, gas, or liquid flow meters.

  具有流量计电子模块开发经验者优先，尤其是超声波流量计、气体流量计或液体流量计相关经验。

• Experience applying machine learning technologies to signal processing and optimization.

  具备机器学习技术在信号处理及优化领域应用经验者优先。

• Experience with industrial instrumentation or measurement products is a plus.

  具有工业仪器仪表或测量设备开发经验者优先。

Your job location

This role requires you to work on-site at our office in Shenzhen City, China. You will be part of a dynamic team and enjoy the benefits of face-to-face collaboration.

Application process

Our selection process includes interviews and, for some roles, skills assessments that help us gain a deeper understanding of your profile. We look forward to getting to know you, learning about your strengths, and discussing how you can grow with us. For each hiring decision, we also apply the grandparent principle. This means that a leader’s manager is involved in the approval of the hiring decision to ensure consistency and fairness. If you have questions during the process or need support, please contact us:

Talent Acquisition: Coco Li, [email protected]

Hiring Manager: Henry Li

Application process

Our selection process includes interviews and, for some roles, skills assessments that help us gain a deeper understanding of your profile. We look forward to getting to know you, learning about your strengths, and discussing how you can grow with us. If you have questions during the process or need support, please contact us:

Talent Acquisition: Coco Li