In the Core Operating Systems group, you’ll ensure the OS is inseparable from each device’s identity as a whole. This group is committed to building fully integrated operating systems that combine hardware, software, and apps into a single Apple experience. Your dedication to cross-disciplinary collaboration will help develop groundbreaking technologies, such as iOS, macOS, watchOS, and tvOS. By crafting these distinct, holistic user experiences, you’ll continue to uphold and advance the excellence people expect from Apple devices! The Core OS organization is seeking an extraordinary engineer to work on the Process Management and Device Attestation team. This team works on system services to orchestrate the lifecycle of running applications and system services, and on-device software to authenticate genuine Apple devices are in the hands of their owner. You should have a strong understanding of operating system fundamentals and experience working throughout the stack. As a member of the team, you would participate in all stages of software development, from new feature design and implementation, to maintenance and bug fixing of released code. You will develop and improve unit tests and performance tests, and may also work on diagnosing and resolving customer reported issues.