Senior Software Engineer, Storage

The role

You will build reliable, high-performance storage features across the I/O stack, including file systems and the block layer. Work may span Linux, FreeBSD, and PlayStation OS.

What you will do

• Design, implement, and maintain storage features and I/O paths for Linux, FreeBSD and PlayStation OS.
• Develop or improve file system functionality, including how it interacts with the block layer.
• Diagnose correctness, reliability, and performance issues across kernel and user-space components.
• Measure and optimize storage performance for demanding workloads.
• Write maintainable code, tests, and technical documentation.
• Collaborate with engineers across storage and other systems teams.

Required qualifications

• Hands-on experience developing storage software on Linux.
• Some experience developing or modifying Linux file system code.
• Working knowledge of the Linux I/O stack, including file systems and the block layer.
• Proficiency in C for systems programming.
• Experience debugging and profiling low-level software using tools such as perf, ftrace, or eBPF.
• Ability to investigate complex problems and work effectively with other engineers.
• Willingness to work across Linux, FreeBSD, and PlayStation OS as project needs evolve.

Nice to have

• Experience with UBLK and kernel/user-space block device interactions.
• Experience developing storage or file system software on FreeBSD or PlayStation OS.
• Experience with io_uring or other asynchronous I/O interfaces.
• Familiarity with DMA and storage performance optimization.
• Experience with Rust for systems programming.
• Contributions to the Linux kernel or other open-source storage projects.

Benefits

• Medical
• Dental
• Vision
• Matching 401(k)
• Paid time off
• Wellness program
• Employee discounts for Sony products

Before you apply

• Sony Interactive Entertainment conducts background checks at the offer stage for all new employees.

About the company

Sony Interactive Entertainment (SIE) is the company behind the PlayStation brand. It is a subsidiary of Sony Group Corporation.