Staff Engineer

Pune Office

Job Summary

Key Responsibilities

• 12+ years systems/storage performance engineering at staff/principal level.

• Deep Linux storage I/O path and kernel module profiling/tuning.

• Distributed storage benchmarking at scale (fio, file-system tools).

• NVMe/NVMe-oF, block-device internals, erasure coding / RAID data paths.

• RDMA (RoCEv2/InfiniBand), TCP offload, NUMA-aware tuning.

• C, Python, and Linux perf tooling (perf, ftrace, eBPF, flamegraphs).

• Add build gating and smoke-test stages so broken builds never reach QE.

Preferred Skills:

• Lustre performance (LNet, OSTs/MDTs, obdfilter-survey, client fio).

• Software-defined NVMe-oF / distributed block storage internals.

• Cloud bare-metal (OCI/GCP), dense NVMe platforms.

• OFED/MOFED/DOCA driver evaluation, ConnectX-class NIC tuning.

Seen 19 days ago · DDN postings close after a median of 13 days.

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