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.
📌 Staff Engineer Pune (India)
🏢 DDN
📍 India