Senior OpenStack Engineer

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

📋 Description

• Take charge of the platform architecture encompassing control plane, compute, storage, and network, including the high availability model and resource sizing.

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

• Implement and upgrade the platform using Kolla-Ansible, with configurations managed as code in Git.

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

• Establish metrics and logging, integrating the platform with the client ServiceNow CMDB.

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

• Serve as the third line of escalation for managed platforms and spearhead root cause analysis.

• Assist in pre-sales efforts as a technical authority.

• Offer technical support and guidance to engineers within the team.

⛳️ 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, having completed at least one full implementation from design to production handover.

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

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

• Advanced Linux administration skills, along with KVM and libvirt virtualization knowledge, and familiarity with container runtimes like Docker.

• Troubleshooting expertise in MariaDB or Galera, RabbitMQ, HAProxy, Keepalived, Redis, and Memcached.

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

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

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

• Integration experience with 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.

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

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

🏝️ Benefits

• Flexible and remote working arrangements.

• Involvement in international projects with prominent global clients.

• Opportunities for travel related to international projects.

• A non-corporate work environment.

• Access to language classes.

• Participation in knowledge-sharing initiatives.

• Coverage under private healthcare and life insurance.

• Availability of a multisport card.