Linux PCIe Driver Developer

Responsibilities

• Architect and implement high-performance Linux PCIe drivers to support multiple endpoints and cards
• Design firmware for complex hardware topologies, including PCIe switch management and device address setup
• Develop custom NVMe-like protocols operating over PCIe MMIO, including doorbell registers and command queues
• Implement interrupt service routines (ISRs) and manage command submission and completion queues
• Orchestrate DMA engine control to facilitate efficient data movement between host and device
• Architect software for accessing device SRAM and DRAM over PCIe BAR space to ensure cache coherency
• Collaborate with hardware engineers and host-side software teams to deliver cohesive end-to-end solutions

Requirements

• 8+ years of experience in system software development
• Extensive experience designing and developing kernel-mode drivers for Linux
• Deep understanding of high-speed I/O protocols, specifically PCIe and NVMe specifications
• Mastery of C/C++ and low-level system software architecture, including MMIO and virtual memory
• Proven experience with DMA engines, doorbell mechanisms, and interrupt handling
• Bachelor's or Master's degree in Computer Science, Electrical Engineering, or a related field

About the Company

Sandisk is a global leader in Flash and advanced memory technologies, providing innovative solutions that power the digital world. We focus on the intersection of aspiration and possibility, leveraging powerhouse manufacturing and industry-leading product portfolios to meet the evolving data needs of businesses and individuals worldwide.