The Core Operating Systems group at Apple is seeking an extraordinary engineer to work on advanced technologies for macOS, iOS, tvOS, watchOS, and visionOS. This role involves ensuring that the operating system is fully integrated with each device's identity. The engineer will participate in all stages of software development, focusing on daemons and frameworks that support system functionality. A strong understanding of operating system fundamentals and collaboration across teams is essential for success in this position.

• B.S. in Computer Science or equivalent experience
• Strong proficiency in C, C++, or Objective-C
• 6+ years of experience with operating system design and development
• Development experience on macOS and/or iOS
• Experience with common embedded hardware architectures
• Familiarity with Open Source technologies and development communities
• Familiarity with cryptographic concepts and techniques
• Familiarity with Xcode
• Excellent collaborative skills, written and verbal communication
• Exceptional professionalism, with the ability to deliver solid work on tight schedules
• A genuine passion for consumer devices

• Participate in all stages of software development, from new feature design to maintenance and bug fixing.
• Develop and improve unit tests and performance tests.
• Diagnose and resolve customer-reported issues.
• Write and maintain daemons, libraries, and command line tools on a UNIX platform.
• Provide design guidance and technical support to teams across the company.

• Employees at Apple are often offered comprehensive benefits that support physical and mental well-being—flexible medical plans, confidential counseling, onsite wellness centers at major campuses, and resources for fitness and daily life. Families typically receive fertility support, paid parental leave with gradual return, caregiving leave, and dependent-care guidance, while financial perks commonly include stock grants (with purchase discounts), 401(k) matching, and income-protection coverage. Employees also see robust time off, Apple University learning and tuition reimbursement, donation matching and paid volunteer hours, and deep product and partner discounts.