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HCLTech
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Senior Firmware Engineer

Senior Firmware Engineer

HCLTech

6 years

0 Lacs

chennai tamil nadu india

Posted:1 day ago| Platform:

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Skills Required

software design microcontroller programming communication interfacing rtos uart usb ethernet mqtt cortex interface jtag logic power coding documentation scheduling debugging management linker linux engineering

Work Mode

On-site

Job Type

Full Time

Job Description

Job Description: Firmware / Embedded Software Engineer

Role Overview

Embedded Software Engineer

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 process

Good 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 systems

Education

Bachelor’s degree in Electronics, Computer Engineering, or related field

Experience Level (Customize)

Senior
: 6- 10 years

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