We are looking for an experienced Firmware Engineer to support the design and delivery of advanced embedded products in Wisconsin. This Long-term Contract position is ideal for a senior-level candidate who enjoys building robust firmware, shaping technical direction, and partnering closely with multidisciplinary teams throughout development and release. The role offers hands-on involvement across architecture, implementation, testing, and product improvement in an onsite engineering environment.<br><br>Responsibilities:<br>• Architect, build, and enhance embedded firmware for sophisticated electronic devices across the full product lifecycle.<br>• Guide software development activities from early design through production launch, sustainment, and continuous improvement.<br>• Produce efficient, dependable code in C and C++ for embedded platforms with limited memory and processing resources.<br>• Create and verify embedded software solutions using MATLAB and Simulink to support model-based development efforts.<br>• Partner with electrical, mechanical, manufacturing, test, and product stakeholders to deliver cohesive system-level results.<br>• Implement and support embedded communication interfaces, including wireless and peripheral protocols used in connected devices.<br>• Diagnose firmware and hardware integration issues through structured debugging, verification, and root-cause investigation.<br>• Develop internal tools, automation scripts, and test utilities using Python and C++ to improve engineering efficiency and product quality.<br>• Contribute to manufacturing validation and end-of-line test approaches that strengthen reliability, consistency, and performance.<br>• Help define software engineering best practices, technical documentation expectations, and effective validation methods.