Senior Lustre Engineer

🔥 14 hours ago

🏄 California, North Carolina – Remote

🏄 California – Remote 🌲 North Carolina – Remote

💵 $150k - $250k / year

⏰ Full Time

🟠 Senior

👷🏻‍♀️ Engineer

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DDN

WebsiteLinkedInAll Job Openings

1001 - 5000 employees

Founded 1998

🤖 Artificial Intelligence

💰 $10M Funding Round on 2011-06

Artificial Intelligence • Data Center and Cloud Computing • High Performance Computing

DDN is a global leader in AI data intelligence solutions, providing high-performance computing and sophisticated data management technologies. With a focus on accelerating AI deployments and advanced data analytics, DDN's products, including the Data Intelligence Platform and advanced storage systems, serve diverse sectors such as healthcare, financial services, and government. DDN is committed to transforming enterprise data infrastructure to leverage the full potential of AI and drive operational efficiency.

📋 Description

• Contribute to Lustre architecture and lead implementation of new features across core subsystems including MDS/OSS, LDLM, DNE, DoM, FLD, layout, snapshot, quota, security, and recovery • Write high-performance, production-grade code across the Lustre kernel module, user-space utilities, and supporting libraries • Own the full development lifecycle for major features, from design and coding through testing, performance tuning, and upstream patch submission • Improve scalability for multi-petabyte Lustre environments, including metadata performance, I/O path optimization, and integration with modern interconnects and storage fabrics • Modernize Lustre internals through kernel API updates, locking improvements, RDMA enhancements, and cloud/container-oriented capabilities • Prototype and evaluate emerging technologies such as NVMe-oF, CXL, and other next-generation storage approaches for potential Lustre integration • Strengthen regression, stress, and performance validation using tools such as IOR, mdtest, fio, and custom Lustre test tooling • Perform deep code-level performance analysis using Lustre tracing tools, perf, lockstat, and kernel profilers • Work closely with Principal Engineers, hardware teams, and application owners to translate real workload needs into practical Lustre improvements • Mentor other developers and contribute design docs, technical guides, and engineering reviews

🎯 Requirements

• 7+ years of progressive, hands-on Lustre software development experience • A strong track record of meaningful contributions to the Lustre codebase in production or open-source environments • Demonstrated success designing, implementing, and upstreaming Lustre features that made it into major releases • Deep understanding of Lustre internals, including MDS/OSS architecture, LDLM locking and recovery, journaling, DNE, DoM, FLD, layout, quota, and security • Expert-level C programming and strong Linux kernel development experience • Strong knowledge of distributed systems, parallel file systems, and high-performance I/O • Experience with Lustre build, development, and debugging tooling such as lctl, llstat, strace, perf, and kernel tracers • Python and/or Bash skills for tooling and automation • Bachelor’s or Master’s degree in Computer Science, Computer Engineering, or a related field • Clear written and verbal communication skills, with the ability to explain complex technical concepts effectively