Senior Firmware Engineer

3 days ago

Chennai, India HCLTech Full time

Job Description: Firmware / Embedded Software EngineerRole OverviewWe are looking for a skilled Embedded Software Engineer to design, develop, and maintain firmware for microcontroller-based embedded systems. The role involves low-level programming in Embedded C, working with RTOS, and implementing communication protocols while interfacing with various hardware peripherals.Key Responsibilities- Design, develop, and debug embedded firmware using Embedded C- Develop and maintain applications on RTOS-based systems (FreeRTOS, ThreadX, Zephyr, etc.)- Implement and maintain communication protocols such as UART, SPI, I2C, CAN, USB, Ethernet, MQTT, or Modbus- Work with microcontrollers (ARM Cortex-M, STM32, NXP, TI, Microchip, etc.)- Configure and interface peripherals: GPIO, Timers, ADC, DAC, PWM, Watchdog, DMA- Perform board bring-up and low-level driver development- Debug using JTAG/SWD, logic analyzers, oscilloscopes- Optimize firmware for performance, memory, and power consumption- Collaborate with hardware, QA, and system teams- Follow coding standards, documentation, and version control (Git)Required Skills & Qualifications- Strong proficiency in Embedded C- Hands-on experience with RTOS concepts (tasks, scheduling, semaphores, mutexes, queues, interrupts)- Experience with microcontroller architectures- Solid understanding of embedded peripherals and registers- Experience implementing communication protocols- Familiarity with bare-metal and RTOS-based firmware- Debugging skills using hardware and software tools- Understanding of memory management, linker scripts, and boot processGood to Have- C++ for embedded systems- Embedded Linux exposure- Bootloaders and firmware update mechanisms (OTA)- Low-power design techniques- Safety or automotive standards (MISRA, ISO 26262)- Experience with CI/CD for embedded systemsEducation- Bachelor’s degree in Electronics, Computer Engineering, or related fieldExperience Level (Customize)- Senior: 6- 10 years

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