Onemind Services LLC logo
Onemind Services LLC

Our Expertise, Your Success is our Mission Statement. We are Customer Experts

Senior OpenStack Engineer

EngineerEngineerFull TimeRemoteSeniorTeam 51-200Since 2016H1B No SponsorCompany SiteLinkedIn

Location

Poland

Posted

36 days ago

Salary

0

Seniority

Senior

Job Description

Senior OpenStack Engineer

Onemind Services LLC

• 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. • 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. • 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. • 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. • Image & Lifecycle Services - Glance image pipelines. • QCOW2 optimization. • Cloud-init automation. • Golden image lifecycle management. • Identity & Access (Keystone) - RBAC modeling. • LDAP/AD integration. • SAML/SSO federation. • Token lifecycle management. • Orchestration & Automation - Heat orchestration templates. • Terraform automation. • Ansible playbooks. • CI/CD for infrastructure. Deployment frameworks include Kolla-Ansible, OpenStack-Ansible, TripleO, and MAAS/Juju. • Kubernetes & Containerized Control Planes - Operate OpenStack on Kubernetes. • Helm/Operator-based deployments. • Pod and persistent volume troubleshooting. • Bare Metal Provisioning (Ironic) - PXE/iPXE pipelines. • Hardware introspection. • Integration with MAAS/Foreman. • Observability & Reliability Engineering - Prometheus and Grafana monitoring. • ELK logging pipelines. • Incident response and RCA. • SLA tracking and alert tuning. • Upgrade & Lifecycle Management - Major version upgrades. • Rolling compute upgrades. • Database migrations. • Zero-downtime patching.

Job Requirements

  • 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.

Benefits

  • N/A

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