**Description** Salary negotiable; CLT contract; Monday to Friday – 44-hour work week; Must reside in Curitiba or surrounding region. **Responsibilities and duties** Development of printed circuit boards using Altium Designer; Assembly of boards with SMD components; Diagnosis of defects in electronic boards; Knowledge of industrial automation, including control systems (PLCs), sensors and actuators; Firmware development for ARM microcontrollers from the STM32 family (C/C\+\+); Advanced use of Microsoft Excel for data analysis and reporting; Development of software for embedded Linux. **Requirements and qualifications** Bachelor's degree in Electrical Engineering or related fields; Previous experience in printed circuit board development and SMD component soldering; Experience in hardware (HW) development; Experience with C/C\+\+ programming languages; In-depth knowledge of industrial communication protocols such as R232, RS422, RS485, CAN, I2C, SPI, Ethernet; Solid knowledge of industrial automation, including PLCs, sensors and actuators; Experience in firmware development for ARM microcontrollers, preferably from the STM32 family; Experience in software development for Embedded Linux; Intermediate Excel skills; Intermediate English proficiency.