The Senior Test Application Engineer role within onsemi's DfT and Test Technology Development team focuses on creating automated test solutions for advanced semiconductor devices in automotive and industrial markets. Key responsibilities include defining ATE automation strategies, developing reusable software frameworks using C++, C, and Python, and providing hands-on technical support for analog and mixed-signal testing across platforms like Advantest and Teradyne. The position appeals to candidates seeking to drive innovation in sustainable energy and vehicle electrification while working in a collaborative, cross-functional environment. This full-time position offers the opportunity to lead complex projects from early silicon bring-up through high-volume production, combining deep technical expertise with strategic leadership to optimize test efficiency and cost.