システムソフトウェア開発（エンタテインメントゲーム機器用OSのカーネル開発） at Sony Interactive Entertainment Inc.

Sony Interactive Entertainment is seeking a Kernel Developer to join their PlayStation team in Tokyo. The successful candidate will be responsible for developing the kernel portion of the OS for entertainment game consoles. They will work on various kernel development tasks, focusing on areas such as the thread scheduler, virtual memory system, kernel facilities for debuggers and performance analysis tools, device driver development and maintenance (excluding USB, network device, and Bluetooth drivers), security enhancements to counter kernel exploits, and file systems. The role involves collaborating with a team to design systems beyond the kernel level and will be working with other engineers within the company.

• Developing the kernel portion of the OS for entertainment game consoles.
• Working on areas such as the thread scheduler and virtual memory system.
• Implementing kernel facilities for debuggers and performance analysis tools.
• Developing and maintaining device drivers.
• Enhancing security to counter kernel exploits.
• Working on file systems.

• Experience in developing kernels or kernel-mode device drivers for UNIX-based or real-time operating systems.
• Ability to read and write in English.
• Ability to read and write technical documentation.
• Ability to engage in technical discussions with overseas engineers in English.

• Challenging tasks on kernel development.
• Opportunity to work on core technology supporting millions of devices.
• Communication with domestic and international game developers.