Senior OpenStack Engineer - Poland

This is a remote position.

Primary Responsibilities

1. OpenStack Architecture & Platform Engineering

• Design production-grade OpenStack environments across controller, compute, and storage nodes.

• Architect HA control planes using HAProxy, Keepalived, Galera, and RabbitMQ clustering.

• Build scalable cell-based Nova architectures.

• Implement multi-region replication strategies.

• Perform platform capacity modeling and growth forecasting.

2. Compute Virtualization (Nova)

• Nova scheduler tuning and filters.

• CPU pinning and isolation.

• NUMA topology alignment.

• HugePages configuration.

• Live migrations and evacuations.

• GPU passthrough and SR-IOV provisioning.

Hypervisor stack includes KVM, QEMU, Libvirt, and VirtIO.

3. Networking & SDN (Neutron)

• ML2 plugin architecture.

• OVS, OVN, Linux Bridge deployments.

• VXLAN, Geneve, VLAN overlays.

• DVR and L3 routing.

• Floating IP NAT design.

• SR-IOV and DPDK acceleration.

• Integration with BGP EVPN, MPLS, VRFs, and SD-WAN.

4. Storage Engineering

Ceph (Primary Requirement)

• RBD block storage.

• CephFS and RGW object storage.

• CRUSH map tuning.

• Placement group optimization.

• BlueStore performance tuning.

• NVMe and SSD tiering.

Additional exposure to Linstor, DRBD, iSCSI, and NVMe-oF preferred.

5. Image & Lifecycle Services

• Glance image pipelines.

• QCOW2 optimization.

• Cloud-init automation.

• Golden image lifecycle management.

6. Identity & Access (Keystone)

• RBAC modeling.

• LDAP/AD integration.

• SAML/SSO federation.

• Token lifecycle management.

7. Orchestration & Automation

• Heat orchestration templates.

• Terraform automation.

• Ansible playbooks.

• CI/CD for infrastructure.

Deployment frameworks include Kolla-Ansible, OpenStack-Ansible, TripleO, and MAAS/Juju.

8. Kubernetes & Containerized Control Planes

• Operate OpenStack on Kubernetes.

• Helm/Operator-based deployments.

• Pod and persistent volume troubleshooting.

9. Bare Metal Provisioning (Ironic)

• PXE/iPXE pipelines.

• Hardware introspection.

• Integration with MAAS/Foreman.

10. Observability & Reliability Engineering

• Prometheus and Grafana monitoring.

• ELK logging pipelines.

• Incident response and RCA.

• SLA tracking and alert tuning.

11. Upgrade & Lifecycle Management

• Major version upgrades.

• Rolling compute upgrades.

• Database migrations.

• Zero-downtime patching.

Requirements

Required Technical Experience

• 8–12+ years Linux systems engineering.

• 5+ years OpenStack production operations.

• Strong KVM virtualization expertise.

• Networking: BGP, VXLAN, EVPN.

• Storage: Ceph production operations.

• Databases: MariaDB/Galera.

• Messaging: RabbitMQ.

• Automation: Ansible/Terraform.

• Scripting: Python/Bash.

Preferred Skills

• Platform9 / Canonical / Red Hat OpenStack.

• Ironic bare-metal provisioning.

• DPDK / SR-IOV acceleration.

• GPU workloads.

• Hybrid cloud integrations.

Work Model Requirements

• Remote within India.

• Mandatory U.S. EST shift overlap.

• Night shift operations required.

• On-call rotation participation.

Originally posted on Himalayas