Ceph Storage Specialist

SEDHA CONSULTING PTE. LTD.; Singapore; On-site; SGD 120,000 - 180,000; Full time

Job summary

SEDHA CONSULTING PTE. LTD. is seeking a hands-on Ceph Storage Specialist to design, deploy, and manage storage infrastructure for on-premises OpenShift clusters in Singapore.

The role focuses on Ceph, OpenShift Data Foundation, and enterprise storage administration to ensure high availability and performance for critical container workloads. The ideal candidate will implement automation and work closely with platform, infrastructure, and application teams to support production workloads, while

Qualifications

• Hands-on Ceph cluster administration in production.
• Deep OpenShift Data Foundation (ODF) experience required.
• Strong Linux system administration background.

Responsibilities

• Design, deploy, configure, and maintain large-scale Ceph clusters integrated with on-prem OpenShift.
• Administer and optimize OpenShift Data Foundation (ODF) for on-prem OpenShift clusters.
• Perform day-to-day operations: capacity planning, performance tuning, monitoring, troubleshooting, upgrades, and incident resolution.
• Manage storage lifecycle: provisioning, replication, erasure coding, snapshots, backups, and disaster recovery.
• Integrate Ceph/ODF with OpenShift components, networking, and underlying infrastructure.
• Develop automation (Ansible, Python, shell scripts) for storage provisioning and configuration management.
• Ensure security, data protection, and best practices for on-prem storage environments.
• Collaborate with OpenShift platform, infra, and application teams to support production workloads.
• Create and maintain technical documentation, runbooks, and operational procedures.

Skills

Ceph administration

OpenShift Data Foundation

Linux system administration

Automation scripting

Python scripting

Tools

Ansible

Terraform

Shell scripting

Job description

Ceph Storage Specialist (On-PremisesOpenShift cluster)

Weare looking for a hands-on Ceph Storage Specialist to design, deploy, manage,and optimize storage infrastructure for our on-premises OpenShift clusters.

Theideal candidate will have deep expertise in Ceph, OpenShift Data Foundation(ODF), and enterprise storage administration in production on-premenvironments. You will ensure high availability, performance, scalability, and reliability of storage services that support critical containerized workloadsrunning on OpenShift.

KeyResponsibilities

• Design, deploy, configure, and maintainlarge-scale Ceph clusters (RBD, CephFS, RGW) integrated with on-premisesOpenShift.


• Administer and optimize OpenShift DataFoundation (ODF) for on-prem OpenShift clusters, including StorageClasses,PersistentVolumes, and CSI drivers.


• Perform day-to-day operations: capacityplanning, performance tuning, monitoring, troubleshooting, upgrades, andincident resolution.


• Manage storage lifecycle activities -provisioning, replication, erasure coding, snapshots, backups, and disasterrecovery - in an on-premises environment.


• Integrate and maintain Ceph/ODF withOpenShift platform components, networking, and underlying infrastructure(servers, networking, hypervisors if applicable).


• Develop and maintain automation (Ansible,Python, shell scripts) for storage provisioning, configuration management, andoperational tasks.


• Ensure security, compliance, data protection,and best practices for on-prem storage environments.


• Collaborate closely with OpenShift platform,infrastructure, and application teams to support storage requirements forproduction workloads.


• Create and maintain technical documentation,runbooks, and operational procedures

RequiredSkills & Experience

• Strong hands-on experience administering Cephclusters in production (cluster management, OSDs, MONs, MGRs, performancetuning, upgrades, and troubleshooting).


• Proven experience with OpenShift DataFoundation (ODF) / Red Hat OpenShift Container Storage in on-premisesenvironments.


• Solid background in enterprise storageadministration (block, file, and object storage) for on-prem infrastructure.


• Experience with OpenShift/Kubernetes storageconcepts: CSI drivers, PersistentVolumes, PersistentVolumeClaims,StorageClasses, and dynamic provisioning.


• Strong Linux system administration skills andunderstanding of storage-related networking (including on-prem networkingconsiderations).


• Experience with monitoring and observabilitytools commonly used with Ceph and OpenShift (Prometheus, Grafana, CephDashboard, etc.).


• Familiarity with automation andinfrastructure-as-code tools (Ansible preferred, Terraform, etc.).


• Proven troubleshooting skills in complexdistributed storage systems running on bare-metal or virtualized on-preminfrastructure.

PreferredQualifications

• Red Hat certifications (RHCE, OpenShiftAdministration, or storage-related credentials).


• Experience managing multi-node / multi-rackCeph clusters in on-prem data centers.


• Knowledge of high-availability architectures,multi-site replication, and disaster recovery strategies for Ceph/ODF.


• Experience with underlying hardware (servers,storage media, networking) in on-prem environments.


• Scripting/programming skills (Python, Bash).


• Exposure to other enterprise storageplatforms is a plus.