Embedded System Engineer

Entri Jobs; Ernakulam; On-site; INR 300,000 - 600,000; Full time

Job summary

Entri Jobs is seeking an Embedded Systems Engineer to join the R&D team in developing reliable electronic products. You will design, test, and debug embedded hardware and firmware for a range of devices, using C/C++ for microcontrollers like STM32 and ESP32.

The role emphasizes hardware design, PCB layout, and integration of sensors and communication modules, with focus on IoT, industrial automation, and robust prototyping support.

Qualifications

• Proficient in Embedded C/C++ and microcontroller debugging.
• Experience with STM32CubeIDE, Arduino IDE, ESP-IDF or equivalents.
• Strong hardware knowledge: schematics, PCB layout, component selection, testing.

Responsibilities

• Design, develop, test, and debug embedded hardware and firmware.
• Develop embedded apps using C/C++ for STM32, ESP32, AVR, and others.
• Design circuits, schematics, and multilayer PCBs using KiCad or similar tools.
• Integrate sensors, modules, and peripherals with secure interfaces.
• Implement UART, SPI, I2C, RS485, Modbus, CAN, Ethernet, Wi‑Fi, Bluetooth protocols.
• Coordinate with PCB fabrication, assembly, and manufacturing teams.

Skills

Embedded Programming

Hardware Design

Communication & Connectivity

Education

B.Tech / B.E. in ECE / EEE or related

Diploma holders with strong practical experience

Embedded systems certifications

Tools

KiCad

Altium Designer

Job description

We are looking for a passionate and technically skilled Embedded Systems Engineer to join our R&D team and contribute to developing reliable and innovative electronic products.

Responsibilities

• Design, develop, test, and debug embedded hardware and firmware for electronic products.
• Develop embedded applications using C/C++ for STM32, ESP32, AVR, and other microcontrollers.
• Design electronic circuits, prepare schematics, and develop multilayer PCBs using KiCad or similar EDA software.
• Develop and integrate sensors, communication modules, and peripheral devices.
• Implement communication protocols including UART, SPI, I2C, RS485, Modbus, CAN, Ethernet, Wi-Fi, and Bluetooth.
• Develop embedded solutions for IoT, industrial automation, and control systems.
• Perform hardware bring-up, firmware debugging, functional testing, and troubleshooting.
• Work with power supply circuits, voltage regulators, battery management systems, and protection circuits.
• Prepare technical documentation, including schematics, BOMs, firmware documentation, and test reports.
• Coordinate with PCB fabrication, assembly, and manufacturing teams.
• Identify and resolve hardware and firmware issues during prototype development and product testing.
• Collaborate with other engineers to complete assigned projects within deadlines

Qualifications

Embedded Programming

• Good knowledge of Embedded C and C++.
• Experience with microcontroller programming and debugging.
• Familiarity with STM32CubeIDE, Arduino IDE, ESP-IDF, or similar development environments.

Hardware & PCB Design

• Strong understanding of basic electronics, digital circuits, and analog circuits.
• Experience in schematic design and PCB layout using KiCad, Altium Designer, or similar software.
• Knowledge of electronic components, datasheets, and component selection.
• Experience using multimeters, oscilloscopes, logic analyzers, and soldering equipment.

Communication & Connectivity

• Understanding of UART, SPI, I2C, and RS485.
• Basic knowledge of Wi-Fi, Bluetooth, Ethernet, and MQTT.
• Experience interfacing sensors, displays, relays, and communication modules.

Preferred Skills

• Experience with STM32 and ESP32 microcontrollers.
• Knowledge of FreeRTOS or other real-time operating systems.
• Experience with IoT product development and cloud integration.
• Familiarity with GSM/4G, LoRa, Modbus, and industrial communication.
• Knowledge of battery charging, power management, and embedded power supply design.
• Experience in PCB prototype testing and manufacturing support.
• Familiarity with Git and version control systems.
• Knowledge of Python for automation, testing, or development tools.

Educational Qualifications

• B.Tech / B.E. in Electronics & Communication Engineering, Electrical & Electronics Engineering, or related disciplines.
• Diploma holders with strong practical experience may also apply.
• Candidates with relevant embedded systems certifications and demonstrable projects will be considered.

Skills

PCB Design, Esp32, Embedded C/C++, STM32, AVR Microcontroller, KiCad

Experience

Fresher