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Posted Apr 15, 2026

Project Engineer – Embedded Software

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Rehlko is a global leader in energy resilience, dedicated to creating an energy-resilient world for a better future. They are seeking a highly motivated Embedded Software Engineer to develop robust and scalable software solutions for embedded control systems, collaborating closely with hardware and software engineers. Responsibilities - Develop, test, and maintain embedded software for microcontroller-based systems, including C and C++ for QNX, Keil RTX, ZephyrOS and similar operating systems - Collaborate with cross-functional teams on development and test efforts - Conduct unit testing, integration testing, and system validation to ensure software reliability and performance - Participate in code reviews and contribute to continuous improvement of development processes - Support hardware troubleshooting during product development and testing - Document software design and implementation details - Use industry-standard software diagnostic tools like emulators, debuggers and oscilloscopes to debug and verify controller software at a unit level. This includes occasional development of custom diagnostic software for specialized features or functions - Collaborate in developing software tasks and project timelines and budgets Skills - Bachelor of Science degree in Electrical and Computer Engineering or Computer Engineering Required - 1-2+ years of work experience dependent on educational background - Experience working with embedded software using layered architectures and embedded operating systems - Proficiency in C and C++ languages - Knowledge of industry-standard communications protocols RS-485 (Modbus), SAE J1939 CAN, Ethernet and USB - Experience contributing to validation hardware testing and troubleshooting - Applicants must be authorized to work in the US without requiring sponsorship now or in the future - Familiarity with CAN analysis tools like Vector CANalyzer, CANape and CANoe - Familiarity with debuggers and methodical testing approaches - Strong communication skills across diverse audiences - High level of motivation and ability to collaborate effectively in a team and independently to achieve results Benefits - Health - Vision - Dental - 401(k) with Rehlko matching - Competitive benefits and compensation Company Overview - Rehlko is a global leader in energy resilience, delivering the solutions critical to sustain and improve life. It was founded in undefined, and is headquartered in Milwaukee, Wisconsin, US, with a workforce of 5001-10000 employees. Its website is https://www.rehlko.com/.
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