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Core OS Systems Software Engineer, Process Management and Device Attestation

Apple

Salary not specified
Nov 9, 2025
San Diego, CA, US
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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.

Requirements

  • Professional skill in a system software language such as C, C++, Objective-C, or Swift
  • Strong understanding of OS architecture and systems programming fundamentals
  • Experience in system services (daemon) and/or library development
  • Development experience on macOS, iOS, or other Unix-like system
  • Proficiency in Python or other scripting languages
  • Familiar with cryptographic concepts and techniques

Responsibilities

  • Works with cross-functional partners to design and implement scalable and performant software solutions to complex problems
  • Provides systems software design guidance and expertise to teams across the company
  • Maintains existing software, including diagnosing and resolving customer reported issues
  • Develops and improves unit, integration, and performance tests
  • primarily be responsible for system services (daemons) and frameworks that support functionality throughout the system
  • working on services that manage the lifecycle of all categories of processes on the OS, and that manage the on-device software to authenticate genuine Apple devices are in the hands of their owner
  • work on system services that interact with many parts of the operating system including the Home Screen, media services, Apple Account, Find My, and on-device cryptographic key management

Other

  • dedication to cross-disciplinary collaboration
  • Excellent written and verbal communication
  • Exceptional professionalism, with the ability to deliver solid work on tight schedules
  • Creative, critical thinking, and troubleshooting skills
  • A genuine passion for crafting compelling customer experiences