Senior Systems Software Engineer developing accelerator-integrated I/O and data movement systems for Samsung Semiconductor's Memory Division. Working on Linux systems software and open-source development.
Responsibilities
Design and implement system software that integrates accelerators into storage, memory, and network I/O paths
Prototype and evaluate new mechanisms on real hardware
Contribute code upstream to Linux and related open-source projects
Analyze and optimize performance across CPU, accelerator, memory, storage, and network
Collaborate with internal teams and external ecosystem partners
Communicate designs and results clearly through code, documentation, and technical discussion
Requirements
Strong background in Linux systems programming, either in the kernel or in performance-critical user space
Experience with low-level I/O, data movement, or resource management
Ability to reason across hardware and software boundaries
Storage and I/O stacks, including NVMe, block devices, or user-space drivers such as SPDK
Networking and data-plane technologies, including Ethernet and RDMA
DMA, PCIe, memory management, and queue-based device interfaces
Performance analysis, benchmarking, and systems-level debugging
Experience with accelerator runtimes or device-accessible execution models
Familiarity with frameworks that expose NVMe at the command level (for example SPDK or xNVMe)
Open-source development and upstream collaboration
Exposure to industry standards or ecosystem work (NVMe, SNIA, PCIe, etc.)
Job title
Senior Systems Software Engineer – Accelerator-Integrated I/O
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