Apple's Satellite Connectivity Group is seeking a senior wireless protocol engineer to work on groundbreaking satellite communication technology for iPhones. This role focuses on developing and implementing sophisticated over-the-air wireless protocols and high-performance software for the Emergency SOS via satellite feature, which helps users access emergency assistance when off the grid. The position combines wireless protocol design with software development in a distributed setting, requiring expertise in both areas. You'll work with cutting-edge technology that directly impacts user safety and connectivity, collaborating with cross-functional teams to define and implement new functionality. The role offers competitive compensation ($175,800-$312,200), comprehensive benefits, and the opportunity to work on technology that makes a real difference in people's lives. As part of Apple's innovative environment, you'll contribute to a system that provides critical emergency services to millions of users worldwide. The ideal candidate will bring strong technical skills in wireless communications, protocol design, and software development, with the ability to think creatively and work across diverse disciplines.