Embedded Firmware Engineer

Tekskills; Bulandshahr; On-site; INR 1,500,000 - 3,000,000; Full time

Job summary

Tekskills in India is seeking an experienced embedded firmware engineer to own end-to-end firmware for IoT and industrial automation. You will design drivers for sensors and peripherals, optimize real-time performance, and mentor junior engineers while collaborating with hardware, cloud, and app teams.

The role requires 5+ years in firmware, proficiency with STM32/ESP32 and RTOS, and experience with secure bootloaders, OTA updates, and encryption. Strong MISRA-C knowledge is a plus.

Qualifications

• 5+ years in embedded firmware development.
• Expertise in RTOS-based design and real-time scheduling.
• Proficient with microcontrollers like STM32, TI Hercules, NXP, ESP32.
• Experience with secure bootloaders, OTA updates, and encryption.
• Familiar with MISRA-C and safety standards.

Responsibilities

• Develop end-to-end firmware for IoT and industrial automation.
• Design and optimize drivers for sensors, motor drivers, and peripherals.
• Mentor junior engineers and review code for quality and safety.
• Collaborate with hardware, cloud, and mobile/app teams on projects.
• Contribute to verification, validation, and field deployments.

Skills

Embedded firmware

Embedded C

RTOS

Python scripting

Mentoring

Tools

Git

Makefile

CMake

Jenkins

CI/CD pipelines

JTAG/SWD

BusMaster

PCAN

Oscilloscopes

Logic analyzers

Job description

Skills & Tools

• Programming Languages: Expert in C, Embedded C, with working knowledge of Python for scripting, automation, and test harness development.
• Firmware Architecture: Strong experience in RTOS-based design (FreeRTOS, ThreadX, Zephyr, or similar), real-time scheduling, interrupt handling, and inter-task communication.
• Protocols & Communication Interfaces: Proficient in CAN, LIN, Modbus, MQTT, BLE, Wi-Fi, I2C, SPI, UART, RS-485, and Ethernet.
• MCUs & Platforms: Deep knowledge of STM32 (F7, L4 series), TI Hercules, NXP, ESP32, Renesas, and similar microcontrollers.
• Device Drivers & Middleware: Development of low-level drivers for sensors, motor drivers, and peripherals with proven debugging and optimization expertise.
• Security & Reliability: Experience implementing secure bootloaders, OTA updates, encryption (AES, RSA, ECC), watchdogs, and fail-safe mechanisms.
• Debugging & Validation Tools: Proficiency with JTAG/SWD, oscilloscopes, logic analyzers, BusMaster, PCAN, and protocol analyzers.
• Version Control & Build Tools: Strong experience with Git, Makefile, CMake, Jenkins, and CI/CD pipelines for firmware release cycles.
• Compliance & Standards: Knowledge of MISRA-C, IEC 61508, and structured code reviews.
• Optimization Expertise: Skilled in low-power design, memory optimization, and real-time performance tuning for mission-critical applications.

Experience & Responsibilities

• Experience 5+ years of proven industry experience in embedded firmware development, preferably in IoT, industrial automation, energy, or telecom domains.
• Hands‑on expertise in end-to-end firmware lifecycle architecture, design, coding, debugging, validation, and deployment.
• Strong track record of delivering production‑grade embedded/IoT products with large‑scale field deployments.
• Experience in mentoring junior engineers, reviewing code, and contributing to technical strategy.
• Exposure to global clients/projects and working in multi‑disciplinary teams (hardware, firmware, cloud, mobile app integration).
• Familiarity with startup culture and fast‑paced R&D environments will be an added advantage.