Senior Embedded Firmware Engineer - Zephyr & Modbus Expert

Capgemini Engineering

Waller (TX)

On-site

USD 73,000 - 174,000

Full time

9 days ago

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Job summary

Capgemini Engineering in Texas is seeking an experienced embedded software engineer to design, develop, test and integrate firmware for HVAC and smart control systems. You will work with Embedded C/C++, Zephyr RTOS, and Modbus interfaces, ensuring robust, secure, high-performance solutions.

You will collaborate with hardware teams, perform code reviews per MISRA-C, and contribute to CI/CD pipelines for embedded projects. On-site role in Waller, TX with competitive compensation and benefits.

Qualifications

8+ years of experience in embedded software roles.
Strong experience in Embedded C/C++ and Zephyr RTOS.
Experience with Modbus RTU/TCP communication.
Hands-on embedded debugging and testing.
Hardware/software integration and board bring-up.
Familiarity with MISRA-C and secure coding practices.
Experience with UART, SPI, I2C, CAN, Ethernet protocols.
CI/CD for embedded projects.

Responsibilities

Design, develop, and maintain embedded firmware for microcontroller-based systems.
Implement modular, reusable software architecture.
Develop device drivers, middleware, and application components.
Perform code reviews and ensure MISRA-C and secure coding guidelines.
Develop and optimize embedded applications using Zephyr RTOS.
Configure tasks, threads, semaphores, queues, timers, and interrupt handling mechanisms.
Integrate Zephyr-based solutions with hardware platforms and communication stacks.
Design, implement, and troubleshoot Modbus RTU/TCP interfaces.