Senior Engineer - Distributed File Systems & Linux Platform

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About Commvault

Commvault (NASDAQ: CVLT) is the gold standard in cyber resilience. The company empowers customers to uncover, take action, and rapidly recover from cyberattacks – keeping data safe and businesses resilient. The company’s unique AI-powered platform combines best-in-class data protection, exceptional data security, advanced data intelligence, and lightning-fast recovery across any workload or cloud at the lowest TCO. For over 25 years, more than 100,000 organizations and a vast partner ecosystem have relied on Commvault to reduce risks, improve governance, and do more with data.

Senior Engineer – Distributed File Systems & Linux Platform

The Opportunity

We have an outstanding career opportunity for Senior Engineer- Distributed File Systems and Linux Platform at Pune, Hyderabad and Bangalore locations. As a Senior Engineer you will design, and performance optimization of large-scale distributed storage/file systems on Linux platforms. This role requires deep expertise in kernel internals, storage stacks, and distributed systems at scale.

What you’ll do…

• Design of scalable, fault-tolerant distributed file systems (e.g., object/block/file storage)
• Define system architecture for high availability, consistency, and performance
• Drive design decisions across storage, networking, and compute layers
• Deep involvement in Linux kernel, filesystem internals, and I/O stack
• Optimize performance across: VFS layer, page cache, block layer, Networking stack (TCP/IP, RDMA), Debug kernel-level issues (panic, memory leaks, I/O bottlenecks).
• Design and implement: Replication, erasure coding, Consensus protocols (Raft/Paxos), Metadata management systems, Ensure strong/ eventual consistency models
• Analyze and improve system performance (latency, throughput, IOPS)
• Conduct benchmarking and capacity planning
• Optimize for large-scale deployments (PB-scale storage)
• Build systems for fault detection, recovery, and self-healing
• Implement observability:
• Metrics
• Tracing
• Logging
• Root cause analysis of production issues

Who you are…

• Bachelor's degree required.
• 8+ years of experience in systems engineering.
• Strong expertise in : Linux kernel internals, Filesystems (ext4, XFS, btrfs, ZFS concepts), Distributed