Firmware Engineer

Firmware Engineer – Job Description (JD)

Job Title

Firmware Engineer

Job Summary

We are seeking a talentedFirmware Engineer to design, develop, test, and maintain embedded firmware for microcontrollers, processors, and hardware devices. The ideal candidate should have strong expertise in embedded C/C++, RTOS, device drivers, communication protocols, debugging tools, and hardware-software integration. The role involves developing reliable, high-performance firmware for embedded systems used in IoT, automotive, medical devices, consumer electronics, and industrial automation.

Key Responsibilities

• Design, develop, and maintain embedded firmware for hardware devices.
• Develop firmware for microcontrollers (MCUs), SoCs, and embedded processors.
• Write efficient, reliable, and maintainable code in C/C++.
• Develop and integrate device drivers and hardware abstraction layers (HAL).
• Implement communication protocols such as UART, SPI, I2C, CAN, USB, and Ethernet.
• Debug firmware using oscilloscopes, logic analyzers, and JTAG/SWD debuggers.
• Optimize firmware for memory, power consumption, and performance.
• Collaborate with hardware, software, QA, and manufacturing teams.
• Perform unit testing, integration testing, and hardware validation.
• Maintain technical documentation and firmware release notes.
• Participate in code reviews and design discussions.

Required Skills

Embedded Programming

• Embedded C
• Embedded C++
• Assembly Language (Basic)
• Object-Oriented Programming (OOP)
• Memory Management
• Interrupt Handling
• Bootloaders
• Linker Scripts

Embedded Systems

• Microcontrollers (MCUs)
• Microprocessors (MPUs)
• System-on-Chip (SoC)
• Embedded Linux
• Bare Metal Programming
• Real-Time Embedded Systems

RTOS (Real-Time Operating Systems)

• FreeRTOS
• Zephyr RTOS
• ThreadX
• VxWorks
• QNX
• Embedded Linux RT

Microcontrollers

Experience with one or more:

• STM32
• NXP LPC
• Texas Instruments MSP430
• PIC Microcontrollers
• AVR
• ESP32
• Nordic nRF52
• Renesas
• Infineon
• ARM Cortex-M Series

Communication Protocols

• UART
• SPI
• I2C
• CAN
• CAN FD
• LIN
• USB
• Ethernet
• Modbus
• RS-232
• RS-485
• BLE
• Wi-Fi
• Zigbee
• MQTT

Device Drivers

• GPIO
• Timers
• PWM
• Client
• DAC
• DMA
• RTC
• Watchdog Timers
• Flash Memory
• EEPROM

Hardware Knowledge

• Digital Electronics
• Analog Electronics
• PCB Basics
• Schematics Reading
• Signal Processing
• Sensors & Actuators
• Power Management

Debugging Tools

• JTAG
• SWD
• GDB
• OpenOCD
• Oscilloscope
• Logic Analyzer
• Multimeter
• Segger J-Link
• ST-Link

Development Tools

• Keil MDK
• IAR Embedded Workbench
• STM32CubeIDE
• MPLAB X
• Eclipse
• VS Code
• CMake
• Makefiles

Version Control & CI/CD

• Git
• GitHub
• GitLab
• Jenkins
• Azure DevOps

Testing

• Unit Testing
• Integration Testing
• Hardware-in-the-Loop (HIL)
• Firmware Validation
• Regression Testing