L3 Isilon & ECS engineer

Role & responsibilities

• Manage Isilon clusters, node pools, and access zone configurations
• Configure SMB/NFS multiprotocol access and SmartConnect policies
• Tune performance, analyze metrics, and resolve latency issues
• Add nodes, handle firmware updates, and maintain cluster health
• Engineer ECS storage pools, namespaces, buckets, and replication groups
• Configure S3 access, encryption, retention, and key management
• Troubleshoot replication lag, object failures, and consistency issues
• Conduct L3 upgrades, patches, and engineering changes
• Maintain SOPs, runbooks, and design documentation
• Support DR design, testing, and failover validation
• Ensure compliance with standards, policies, and operational readiness
• Perform capacity forecasting and performance improvements
• Coordinate with application, network, and virtualization teams
• Lead RCA investigations and implement preventive controls
• Provide SME guidance to global support and project teams

Preferred candidate profile

• Strong expertise with Isilon/PowerScale clusters, SmartPools, and access zones
• Deep understanding of OneFS internals, protection levels, and file layout
• Experience with ECS namespaces, replication groups, buckets, and S3 policies
• Proficiency with Unisphere, InsightIQ, and APIbased monitoring
• Strong NAS/object troubleshooting and performance tuning capabilities
• Experience performing complex L3 changes, upgrades, and migrations
• Understanding of data durability, metadata behavior, and load distribution
• Strong documentation and engineering process compliance
• Effective crossdomain troubleshooting and collaboration