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CoreOS Kernel Performance Engineer

Apple


Job Location:

Cupertino, CA - USA

Monthly Salary: Not provided by the employer
Posted: 21 August 2026 (11 hours ago)
Application Deadline: 18 November 2026
Vacancies: 1 Vacancy

Job Summary

The CoreOS Kernel team within Apples CoreOS organization is looking for an exceptional OS kernel performance engineer to push the boundary of performance on Apple Silicon platforms - from iOS to macOS visionOS and beyond. If you have a passion for low-level programming performance optimization and working at the intersection of software and hardware this is your opportunity to have a major impact on end-user experience across Apples products.

As part of the CoreOS Kernel engineering team you will work on the core layers of the operating this role you will analyze and optimize the OS performance on upcoming platforms for responsiveness and efficiency. Drive innovative kernel and runtime design optimizations that improve scheduling memory and power efficiency. Collaborate with hardware architects and chip design teams to drive optimizations for Apple Silicon and influence next generation CPU GPU and memory subsystems. Engage across many teams from hardware engineering to compiler application and frameworks teams to drive world-class end-to-end system performance.

Bachelors degree in Computer Science or equivalent professional experiencenProficiency in C programming language nStrong understanding of OS fundamentalsnAbility to collaborate across teams to drive development and performance optimizationsn

Experience with kernel development and low-level performance of modern CPU and memory architecturesnExpertise with profiling tools and analysis (Instruments VTune etc.).n

Required Experience:

IC


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Ask Siri to name the most successful company in the world and it might respond: Apple. And it's not just out of familial pride. Apple consistently ranks highly in profit, revenue, market capitalization, and consumer cachet. In 2018, the company became the first reach a trillion dollar ... View more

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