Senior OpenStack Engineer

This is a fully remote position, open to applicants in Romania, +1 more country.

📋 Description

• Design, implement, and manage private and sovereign cloud platforms for enterprise clients located in Western Europe.

• Take ownership of platform architecture encompassing control plane, compute, storage, and network, ensuring high availability and appropriate resource sizing.

• Create High Level Design, Low Level Design, as-built documentation, and operational runbooks.

• Deploy and upgrade the platform using Kolla-Ansible, while maintaining configuration as code in Git.

• Integrate storage, networking, identity, and load balancing with Cinder, OVN and Open vSwitch, Keystone with OIDC federation, Octavia, and Barbican.

• Establish metrics and logging, and connect the platform with the client’s ServiceNow CMDB.

• Conduct technical workshops, design reviews, and acceptance testing with client representatives.

• Serve as a third-line escalation point for managed platforms and lead root cause analysis efforts.

• Assist in pre-sales activities as a technical expert and provide technical direction to team engineers.

⛳️ Requirements

• Minimum of 6 years of experience in infrastructure, virtualization, or cloud platforms, including at least 3 years working with OpenStack in a production environment.

• Proven experience in designing OpenStack architecture, having completed at least one full implementation from design to production handover.

• Strong proficiency in Nova, Neutron, Keystone, Glance, Cinder, Placement, Horizon, Octavia, and Barbican.

• Experience in deploying and upgrading with Kolla-Ansible, including playbook customization and managing containerized service lifecycles.

• Advanced knowledge of Linux administration, KVM and libvirt virtualization, as well as container runtimes like Docker.

• Troubleshooting skills with MariaDB or Galera, RabbitMQ, HAProxy, Keepalived, Redis, and Memcached.

• Solid understanding of cloud networking, including OVN and Open vSwitch, GENEVE or VXLAN overlays, VLAN provider networks, NAT, and floating IP addresses.

• Proficiency in English at a C1 level, adequate for independently conducting technical workshops and design reviews with client architects.

• Experience with VMware exit and migration programs towards OpenStack, including migration tools and wave planning.

• Integration of enterprise storage through Cinder drivers, such as NetApp ONTAP over NFS or Ceph.

• Experience with telco workloads on OpenStack: SR-IOV, DPDK, CPU pinning, huge pages, and NUMA-aware scheduling.

• Familiarity with Terraform or OpenTofu, Kubernetes on OpenStack, and GPU-enabled compute nodes.

• Knowledge of ServiceNow, particularly ITOM Discovery and the CMDB model, or experience in an ITIL-based service framework.

• Understanding of sovereign cloud regulatory requirements in the public sector and financial services.

🏝️ Benefits

• Flexible employment options and the ability to work remotely.

• Opportunities to engage in international projects with leading global clients.

• International travel opportunities.

• A non-corporate work atmosphere.

• Language classes available.

• Access to internal and external training.

• Private healthcare and insurance coverage.

• Multisport card benefits.

• Well-being initiatives to support employee health and wellness.