Senior OpenStack Engineer

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

📋 Description

• Take ownership of the platform architecture encompassing control plane, compute, storage, and networking, ensuring high availability and adequate resource sizing.

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

• Implement and upgrade platforms utilizing Kolla-Ansible, while managing configuration as code in Git.

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

• Establish metrics and logging, and connect the platform with the client 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.

• Provide technical support during pre-sales as an expert and offer guidance to team engineers.

⛳️ Requirements

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

• Proven experience in designing OpenStack architecture, with at least one complete implementation from design through to production handover.

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

• Experience in deployment and upgrades using Kolla-Ansible, including playbook customization and the lifecycle of containerized services.

• Advanced skills in Linux administration, KVM and libvirt virtualization, and container runtimes like Docker.

• Proficient in troubleshooting across MariaDB or Galera, RabbitMQ, HAProxy, Keepalived, Redis, and Memcached.

• Strong background in cloud networking: OVN and Open vSwitch, GENEVE or VXLAN overlays, VLAN provider networks, NAT, and floating IP addresses.

• Proficient in English at C1 level, enabling independent facilitation of technical workshops and design reviews with client architects.

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

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

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

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

• Familiarity with ServiceNow, particularly ITOM Discovery and the CMDB model, or experience in an ITIL-based service model.

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

🏝️ Benefits

• Flexible and remote working options.

• Opportunities to work on international projects with leading global clients.

• Travel opportunities related to international projects.

• A non-corporate work environment.

• Access to language classes.

• Participation in knowledge-sharing initiatives.

• Access to private healthcare and life insurance.

• Availability of a multisport card.