Staff Engineer - Performance
DDN · Pune Office
Open. First seen 2 October 2026.
Description
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.
Other openings for this role
2 open postings for this role in Pune Office, first posted 2 October 2026. The company is likely hiring for more than one position. None has been taken down and posted again.
- 2 October 2026 – open (this posting)
- 2 October 2026 – open
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