Be conscientious, practical, responsible and patient;

At least 6 months in this position;

At least two years of technical support experience;

Familiar with modbus, PROFIBUS, OPC, CANopen, etc;

Need to be familiar with strong and weak current knowledge, understand the application knowledge of dry and wet node, NPN, PNP sensor, 4-20mA, RS485, RJ45 and other interfaces;

Knowledge of Lora, WiFi and other wireless communication applications;

Have a certain foundation of programming language (C language);

Have certain writing skills, can write product manuals and service manuals;

Be able to work under pressure and travel;

More than 2 years hardware development experience, familiar with project hardware risk assessment and after-sales hardware failure analysis;

Familiar with embedded hardware design, development and testing;

Familiar with hardware chip selection, schematic diagram and PCB design;

Familiar with multi-layer board design, high-speed PCB design, information number integrity design and other stability design;

Familiar with product development process of mainstream STM32 / imx6 / 335x hardware platform is preferred;

Familiar with industrial certification standards, industrial products EMC certification test, safety certification test experience is preferred;