Hybrid Embedded Software Engineer

We are working with a client near McHenry, IL who is seeking an experienced and detail-oriented Senior Embedded Software Engineer. This position will design and develop firmware for microcontroller-based medical devices while working closely with electrical, systems, manufacturing, quality, and regulatory engineering teams.. This is a hybrid position with a 1-2 days a week or remote work. This is a direct hire position. No sponsorship is available. No B2C/C2C. Must live in the north Chicago area. No relocation available. Prior regulatory experience is needed.

Duties/Responsibilities:

• Design, develop, test, and maintain embedded firmware in Embedded C/C++
• Develop firmware for microcontroller-based connected medical devices
• Create and maintain device drivers, hardware abstraction layers (HAL), bootloaders, diagnostics, and production test software
• Support board bring-up, hardware/software integration, debugging, and troubleshooting
• Work with RTOS and/or bare-metal embedded systems
• Develop communication interfaces using protocols such as UART, SPI, I2C, CAN, BLE, Wi-Fi, MQTT, or similar
• Participate in software architecture, requirements development, verification, risk controls, and traceability
• Execute unit, integration, regression, and system testing
• Support manufacturing, design transfer, production ramp-up, and post-market product maintenance
• Ensure compliance with quality and regulatory requirements throughout the software development lifecycle

Qualifications:

• Bachelor's degree in Electrical Engineering, Computer Engineering, Computer Science, Embedded Systems Engineering, or a related technical discipline
• 3+ years of embedded firmware development experience
• Strong programming experience in Embedded C/C++
• Experience developing firmware for embedded microcontrollers
• Experience using embedded development tools, debuggers, and version control systems (Git, Azure DevOps, Jira, etc.)
• Experience debugging embedded systems using JTAG/SWD debuggers, oscilloscopes, logic analyzers, or similar lab equipment
• Experience working with RTOS or bare-metal embedded systems
• Strong understanding of software lifecycle processes, testing, verification, and documentation
• Embedded firmware development (not application or web software)