Senior Site Reliability Engineer (Ceph Storage)

Location: Remote from the United Kingdom; occasional visits to a hirify.global office may be required for team events or meetings.

Company

hirify.global provides tools and services that help entrepreneurs build websites, attract customers, sell products, and manage their work online.

What you will do

• Own the reliability, performance, scalability, and capacity of large-scale Ceph environments supporting RADOS, RGW, RBD, and CephFS workloads.
• Diagnose distributed-systems issues including recovery and backfill events, OSD instability, PG imbalance, storage latency, and RGW bottlenecks.
• Build automation with Python, Shell, SaltStack, and Ansible to reduce operational toil and improve resilience.
• Define observability through SLIs, SLOs, PromQL, LogQL, Grafana dashboards, and proactive alerting.
• Lead cluster expansions, hardware refreshes, software upgrades, OpenStack integrations, and large-scale migrations.

Requirements

• 5+ years operating large-scale Linux infrastructure, including significant production experience with distributed storage systems.
• 2+ years of hands-on Ceph administration covering OSD, MON, MDS, and RGW operations, CRUSH maps, pool design, placement groups, and performance troubleshooting.
• Strong knowledge of Linux internals, storage architecture, networking, filesystems, block devices, and production performance analysis.
• Experience developing operational automation and tooling with Python, Shell, and configuration-management platforms such as Ansible, SaltStack, Puppet, or Chef.
• Proven incident-response experience, including production troubleshooting, root-cause analysis, postmortems, and durable corrective actions.

Nice to have

• Advanced Ceph expertise in RGW Multisite, CephFS, RBD Mirroring, erasure coding, and large-scale cluster design.
• Experience integrating storage with OpenStack services such as Cinder, Nova, Neutron, and Swift, or with Kubernetes storage technologies including CSI, StorageClasses, and Rook.
• Familiarity with Prometheus, Mimir, Loki, Grafana, and enterprise monitoring architectures.
• Experience planning petabyte-scale migrations, capacity expansions, and storage hardware lifecycle management.
• Contributions to open-source infrastructure or storage projects and interest in distributed-systems technologies.

Culture & Benefits

• Remote work from the United Kingdom with occasional office visits for team events or meetings.
• Benefits may include paid time off, retirement savings or pension schemes, bonuses or incentives, equity grants, an employee stock purchase plan, health benefits, and parental leave.
• Benefits vary by role and location.
• Inclusive culture with diversity, equity, inclusion, and belonging initiatives and employee resource groups.
• Side hustles are supported, and hirify.global does not accept unsolicited resumes from recruiters or employment agencies.