Member Of Technical Staff, Kernel IO
Pure StorageResponsibilities
- Lead, mentor, and technically guide a team of kernel engineers developing storage drivers and middleware.
- Architect and optimize Linux storage target and initiator stacks, including NVMe over Fabrics and FC-SCSI.
- Upstream performance enhancements and bug fixes to the open-source Linux kernel.
- Diagnose and resolve SAN congestion, multipathing, and kernel-level bottlenecks to improve IOPS, bandwidth, resilience, and link health.
- Partner with Fibre Channel and fabric vendors including Cisco and Broadcom to integrate PCIe Gen4/Gen5 and HBA technologies.
- Own Linux kernel maintenance and test automation strategy for validating supported SAN configurations.
Requirements
- Proven expertise writing, debugging, and optimizing low-level Linux/Unix device drivers.
- Deep hands-on knowledge of interrupt handling, memory management, NUMA optimization, and lock contention analysis.
- Strong understanding of SAN architecture and Fibre Channel, FC-FS, FCP, FC-NVMe, and NVMe over Fabrics using RoCE, TCP, and FC.
- Understanding of SAN congestion mechanisms, including buffer-to-buffer credits.
- Mastery of low-level diagnostics and profiling tools such as perf, ftrace, eBPF, blktrace, or crash.
- Ability to technically steer complex projects from conception through deployment, mentor engineers, and collaborate with external technology partners.
- Proficiency in C and C++ for kernel and driver development and Python for test automation.
Benefits
- Primarily in-office work from the Bangalore office, subject to company policies.
- Flexible time off, wellness resources, and company-sponsored team events.
- Employee Resource Groups and inclusive leadership initiatives.
- Disability accommodations are available throughout the hiring process.
About Pure Storage
Pure Storage (NYSE: PSTG) uncomplicates data storage, forever. Pure delivers a cloud experience that empowers every organization to get the most from their data while reducing the complexity and expense of managing the infrastructure behind it. Pure’s commitment to providing true storage as-a-service gives customers the agility to meet changing data needs at speed and scale, whether they are deploying traditional workloads, modern applications, containers, or more. Pure believes it can make a significant impact in reducing data center emissions worldwide through its environmental sustainability efforts, including designing products and solutions that enable customers to reduce their carbon and energy footprint. And with a certified customer satisfaction score in the top one percent of B2B companies, Pure's ever-expanding list of customers are among the happiest in the world. For more information, visit www.purestorage.com.