Senior Software Engineer, Linux Ublk

Sony Interactive Entertainment

full-time

Posted on: 10/21/2025

Location Type: Remote

Location: Remote • California • 🇺🇸 United States

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💰 $161,100 - $241,700 per year

Senior

Linux

About the role

Design, implement, and maintain features in the Linux UBLK framework.
Develop and optimize I/O paths using io_uring for low-latency, high-throughput workloads.
Analyze, debug, and resolve performance bottlenecks in Linux I/O subsystems.
Collaborate with cross-functional teams on storage, networking, and virtualization projects.
Write clean, maintainable, and well-documented code with unit and integration tests.
Stay current with developments in the Linux kernel, storage technologies, and emerging programming paradigms.

BS in Computer Science / Software Engineering or 5+ years of relevant work experience
Strong expertise in Linux UBLK development and related kernel/user-space interactions.
Solid experience with io_uring and modern Linux I/O frameworks.
In-depth knowledge of the Linux I/O data path, including block layer and file systems.
Proficiency in C for systems programming.
Strong debugging and performance tuning skills (perf, ftrace, bpf, etc.).

Benefits

Competitive compensation and benefits package.
Opportunity to work on cutting-edge Linux kernel and storage technologies.
Collaborative, innovation-driven environment with opportunities for open-source contributions.
Flexible working arrangements and strong focus on professional growth.

Tip: use these terms in your resume and cover letter to boost ATS matches.

Linux UBLKio_uringCperformance tuningdebuggingunit testingintegration testingLinux kernelI/O subsystemsblock layer

collaborationcommunication