Microsoft's Mixed Reality (Hololens) Electrical Engineering Team in Mountain View, CA is seeking a Principal Electrical Engineer specializing in Signal Integrity/Power Integrity. This role is crucial in designing and validating cutting-edge mixed reality hardware products. The position involves working with high-speed interfaces, power distribution networks, and complex PCB designs. The ideal candidate will bring deep expertise in electromagnetics and electrical engineering fundamentals, working at the intersection of system architecture, mechanical, and software domains. This is an opportunity to shape the future of computing through Microsoft's mixed reality initiatives, with competitive compensation and comprehensive benefits. The role offers a hybrid work environment with up to 50% work from home flexibility and minimal travel requirements (0-25%). Microsoft's inclusive culture and mission to empower every person and organization on the planet makes this an ideal opportunity for experienced electrical engineers looking to make a significant impact in the AR/VR space.