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Globaldev Group

Senior Ceph/Rook-Ceph + Kubernetes Storage Engineer

Globaldev Group Poland

IT Services and IT Consulting · 201-500 employees

4 h ago
Remote kubernetes Senior (5-10 yrs) Full-time Poland
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About the role

The role involves managing and troubleshooting production Ceph environments and Kubernetes storage infrastructure. You will be responsible for performance tuning, scaling, and ensuring high availability for business-critical storage systems.

What they look for

Ceph Rook-Ceph Kubernetes DevOps SRE Infrastructure Engineering Linux Administration Ansible Helm Prometheus Grafana CSI Storage Architecture Troubleshooting Performance Tuning High Availability

Requirements

Candidates must have over 5 years of experience in DevOps, SRE, or storage engineering with deep hands-on expertise in Ceph and Rook-Ceph. Strong proficiency in Kubernetes, Linux administration, and automation tools like Ansible is required.

Full description

We’re currently looking for a Senior Ceph/Rook-Ceph + Kubernetes Storage Engineer to join a long-term project. The role focuses on production Ceph environments, Kubernetes storage, and infrastructure troubleshooting.

  • 5+ years in DevOps, SRE, infrastructure or storage engineering
  • Deep hands-on production Ceph experience: OSD, MON, MGR, PGs, recovery, backfill, capacity planning, performance tuning, scaling and high availability
  • Experience building, operating, upgrading and troubleshooting production Ceph clusters
  • Hands-on Rook-Ceph in Kubernetes, preferably business-critical production environments
  • Strong Kubernetes knowledge, including CSI/storage integration
  • Linux administration and troubleshooting at OS/hardware level
  • Automation experience with Ansible
  • Kubernetes tooling such as Helm
  • Monitoring/observability with Prometheus and Grafana
  • Experience investigating storage performance, latency, disk failures, network bottlenecks and recovery issues
  • Strong understanding of failure domains, CRUSH topology, replication and storage architecture
  • Good English communication skills

Highly valuable but not mandatory:

  • OpenStack experience, especially Ceph integration with Cinder, Glance, Nova and RBD
  • Petabyte-scale Ceph environments
  • Bare-metal infrastructure
  • Large production Rook-Ceph clusters
  • CephFS and RGW/S3 experience
  • Customer-facing troubleshooting/support experience

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