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 Core OS Device Driver/Firmware Engineer - Cupertino, California, United States

Job information
Posted by: Apple 
Hiring entity type: Retail 
Work authorization: Not Specified for United States
Position type: Direct Hire, Full-Time 
Compensation: ******
Benefits: See below
Relocation: Not specified 
Position functions: Computers - Programming Languages
Computers - Platforms
Computers - Networks
Computers - Software Engineer
Travel: Unspecified 
Accept candidates: from anywhere 
Languages: English - Fluent
Minimum education: See below 
Minimum years experience: See below 
Resumes accepted in: English
Cover letter: No cover letter requested
Job code: 200305293 / Latpro-3841614 
Date posted: Nov-17-2021
State, Zip: California, 95014


Core OS Device Driver/Firmware Engineer

Santa Clara Valley (Cupertino) , California , United States

Software and Services


Posted: Nov 16, 2021

Weekly Hours: 40

Role Number: 200305293

Are you a big-picture thinker who loves setting ambitious goals? Do you have a passion for understanding how each line of code affects all the others? The Core Operating Systems 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. By crafting these distinct, holistic user experiences, you'll continue to uphold and advance the perfection people expect from Apple devices. Our environment fosters product innovation, rapid product iteration, and values initiative! The Core IO team is responsible for firmware and device drivers for Thunderbolt and USB-C controllers. We are looking for dedicated individuals who have a genuine interest in writing firmware and creating device drivers.

Key Qualifications

  • Experience with writing and debugging complex firmware or device drivers
  • Knowledge of C and C++
  • Demonstrated creative, critical thinking, and troubleshooting skills
  • Highly professional, with the ability to deliver solid work on tight schedules
  • Outstanding written and verbal communication skills
  • Excellent collaborative skills


Working closely with multiple cross functional teams and vendors, you would be responsible for developing new features, debugging issues found by customers and Quality Assurance, schematic and code reviews, bringing up new hardware, and ensuring smooth interoperability.

Education & Experience

BS in Computer Science/Computer Engineering or equivalent experience/skills

Additional Requirements

  • Preferred Experience:
  • USB Power Delivery
  • USB experience
  • USB4/Thunderbolt host or device experience
  • Display Port experience
  • PCIe experience
  • Familiarity with iOS/macOS toolchain
  • Development experience in IOKit/macOS/iOS
  • Experience with logic analyzers and oscilloscopes
  • Experience using a software/firmware debugger (e.g. LLDB/Xcode, gdb, Kiel µVision, Visual Studio, etc)


See job description


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