Staff Software Engineer - Infrastructure Storage

Stack

Responsibilities

• ▹Set technical direction for storage software architecture across the Infrastructure Engineering organization
• ▹Author and review design documents for new storage systems, protocols, and integrations
• ▹Mentor senior engineers on systems design and debugging complex distributed systems issues
• ▹Design, develop, and maintain high-performance storage systems software
• ▹Implement and optimize storage protocol APIs across file (NFS, SMB, Lustre), block (NVMe-oF, iSCSI, Fibre Channel), and object (S3) access patterns
• ▹Develop distributed systems for managing and orchestrating storage resources
• ▹Collaborate with hardware and system architects to integrate NVMe, GPU-direct storage, and DPU-accelerated data paths
• ▹Troubleshoot complex issues in production data center environments
• ▹Build and maintain tooling for storage benchmarking, performance profiling, and capacity planning
• ▹Define and track SLOs/SLIs for storage systems with the observability team

Requirements

• ▹10+ years in storage systems engineering, with 5+ years in a technical lead or Staff+ IC role
• ▹Proven track record designing and operating storage infrastructure at scale (multi-petabyte environments preferred)
• ▹Strong proficiency in low-level systems programming: C, C++, Rust, or Go
• ▹Deep hands-on experience with two or more storage protocols: object (S3), block (iSCSI, Fibre Channel, NVMe-oF), or file (NFS, SMB, Lustre, DAOS)
• ▹Experience profiling and tuning storage systems for throughput, latency, and IOPS
• ▹Familiarity with NVMe, NVMe-oF, and RDMA (RoCE or InfiniBand)
• ▹Comfort working in a physical data center environment: rack-scale infrastructure, storage hardware, cabling, failure domains

Nice to have

• ▹Experience with NVIDIA BlueField DPUs or SuperNICs for accelerated storage data paths
• ▹Deep production experience with enterprise or HPC storage platforms: Vast Data, Weka, NetApp, IBM Spectrum Scale
• ▹Experience deploying and operating Ceph at scale (100PB+)
• ▹Familiarity with emerging storage technologies: CXL memory pooling, computational storage, ZNS SSDs
• ▹Experience contributing to open-source storage projects (Ceph, DAOS, Lustre, MinIO)

Soft skills

What we offer

• ▹Competitive compensation including salary, equity, and comprehensive benefits
• ▹Health, dental, and vision coverage for you and your dependents
• ▹401k Plan with 2% company match
• ▹Flexible paid time off plan that we all actually use
• ▹Wellness and commuter stipends for select roles

About the company

Lambda, the Superintelligence Cloud, is a leader in AI cloud infrastructure serving tens of thousands of customers, from AI researchers to enterprises and hyperscalers. Founded in 2012 with 500+ employees and growing fast, backed by investors including NVIDIA, Andrej Karpathy, and ARK Invest.