Firmware Engineer Jobs

Waller, TX, United States (On-site)

Contract (6 months)

Published 35 minutes ago

C/C++

Testing & Debugging

configuration management

troubleshooting skills

RTOS Platforms

DevOps & CI/CD

Testing & Validation

task management

HVAC

• Responsible for the design, development, integration, testing, and maintenance of embedded software for HVAC and smart control systems.

• The role requires strong expertise in Embedded C/C++, Zephyr RTOS, Modbus communication, embedded system testing, and hardware/software integration to support development of reliable, secure, and high-performance products.

• Strong programming experience in Embedded C/C++

• Hands-on experience with Zephyr RTOS

• Expertise in Modbus RTU/TCP Communication

• Embedded debugging and troubleshooting

• Embedded System Testing and automation

• Hardware/Software Integration and board bring-up

• Microcontroller architecture and peripheral development

• UART, SPI, I2C, CAN, Ethernet communication protocols

• Configuration management tools (Git)

• Continuous Integration/Continuous Delivery (CI/CD) for embedded projects

Key Responsibilities:

Embedded Software Development:

• Design, develop, and maintain embedded firmware using Embedded C/C++ for microcontroller-based systems.

• Implement modular, reusable, and scalable software architecture following industry best practices.

• Develop device drivers, middleware, and application-layer software components.

• Perform code reviews and ensure adherence to coding standards such as MISRA-C and secure coding guidelines.

RTOS Development:

• Develop and optimise embedded applications using Zephyr RTOS.

• Configure and manage tasks, threads, semaphores, queues, timers, and interrupt handling mechanisms.

• Integrate Zephyr-based solutions with hardware platforms and communication stacks.

Communication Protocol Integration:

• Design, implement, and troubleshoot Modbus RTU/TCP communication interfaces.

• Develop communication frameworks for interaction between controllers, sensors, gateways, and cloud-connected devices.

• Analyse protocol traces and resolve communication and interoperability issues.

Skills:

• Embedded C/C++

• Zephyr RTOS

• Modbus Communication

• Embedded System Testing

• Hardware/Software Integration

• Skill Proficiency - 4

The pay range that the employer in good faith reasonably expects to pay for this position is $40.22/hour - $62.84/hour. Our benefits include medical, dental, vision and retirement benefits. Applications will be accepted on an ongoing basis.

Tundra Technical Solutions is among North America’s leading providers of Staffing and Consulting Services. Our success and our clients’ success are built on a foundation of service excellence. We are an equal opportunity employer, and we do not discriminate on the basis of race, religion, color, national origin, sex, sexual orientation, age, veteran status, disability, genetic information, or other applicable legally protected characteristic. Qualified applicants with arrest or conviction records will be considered for employment in accordance with applicable law, including the Los Angeles County Fair Chance Ordinance for Employers and the California Fair Chance Act. Unincorporated LA County workers: we reasonably believe that criminal history may have a direct, adverse and negative relationship with the following job duties, potentially resulting in the withdrawal of a conditional offer of employment: client provided property, including hardware (both of which may include data) entrusted to you from theft, loss or damage; return all portable client computer hardware in your possession (including the data contained therein) upon completion of the assignment, and; maintain the confidentiality of client proprietary, confidential, or non-public information. In addition, job duties require access to secure and protected client information technology systems and related data security obligations.