Senior OpenStack DevOps Engineer

The posting, as Five9 wrote it

Join us in bringing joy to customer experience. Five9 is a leading provider of cloud contact center software, bringing the power of cloud innovation to customers worldwide.

Living our values everyday results in our team-first culture and enables us to innovate, grow, and thrive while enjoying the journey together. We celebrate diversity and foster an inclusive environment, empowering our employees to be their authentic selves.

We are seeking a highly experienced Senior OpenStack DevOps Engineer to architect, implement, and support our community-driven OpenStack-based private cloud infrastructure. You will be directly responsible for ensuring the scalability, resilience, automation, and performance optimization of our cloud environment by leveraging Infrastructure-as-Code (IaC) tools like Ansible , and Terraform, or Pulumi .

This is a deeply technical role requiring expert-level understanding of OpenStack internals across major projects including Neutron, Octavia, Manila, Cinder, Nova, Ironic, and Glance . You will also collaborate with platform and SRE teams to maintain secure, performant, and multi-tenant-isolated services that serve high-throughput, mission-critical applications.

Key Responsibilities

• Design and implement multi-tenant OpenStack infrastructure aligned with open community standards, including network service isolation and tenant-aware resource scheduling.
• Automate the provisioning, lifecycle management, and configuration of OpenStack services and supporting components using Ansible , Terraform , or Pulumi .
• Extend and maintain integrations for core OpenStack services:
• Neutron : Custom network plugins/drivers, L2/L3 routing, BGP, DHCP, and tenant network segmentation (VLAN, VXLAN, Geneve).
• Octavia : HA load balancing with amphora and provider drivers, TLS offloading, Layer 4/7 routing.
• Manila : Share drivers for NFS/CIFS, tenant access control, storage backends.
• Cinder : Block storage provisioning, volume snapshots, multi-attach, backend tuning.
• Nova : Compute resource scheduling, NUMA/cpu pinning, SR-IOV and PCI passthrough.
• Ironic : Bare metal provisioning workflows, BIOS/IPMI automation, PXE and UEFI boot configuration.
• Glance : Image lifecycle management, backing store optimization, image caching strategies.
• Contribute to upstream OpenStack projects when needed (bug fixes, driver enhancements, documentation).
• Implement continuous delivery pipelines for OpenStack updates, including patch management, service upgrade testing, and rollback procedures.
• Develop automated monitoring, alerting, and healing mechanisms using GitOps principles and observability stacks (e.g., Prometheus, Loki, Grafana).
• Harden services for high availability, disaster recovery, and scale-out operations.
• Perform deep-dive troubleshooting and performance analysis of OpenStack services across control and data planes.
• Participate in on-call rotation, incident response, and root cause analysis for platform

[…]
your hiring process.

Additionally, the total compensation package for this position may also include an annual performance bonus, stock, and/or other applicable incentive compensation plans.

Our total reward package also includes

• Health, dental, and vision coverage, beginning on the first day of employment. Five9 covers 100% of the employee portion of the health, dental and vision coverage and shares a high portion of the dependent cost. We also offer Short & Long-Term Disability, Basic Life Insurance, and a 401k saving plan with employer matching.
• Access to an innovative mental health support platform that offers personalized care and resources in areas such as: therapy, coaching and self-guided mindfulness exercises for all covered employees and their covered dependents.
• Generous employee stock purchase plan.
• Paid Time Off, Company paid holidays, paid volunteer hours and 12 weeks paid parental leave.

All compensation and benefits are subject to the requirements and restrictions set forth in the applicable plan documents and any written agreements between the parties.

The US base salary range for this role is below.
$90,700 — $252,200 USD

Five9 embraces diversity and is committed to building a team that represents a variety of backgrounds, perspectives, and skills. The more inclusive we are, the better we are. Five9 is an equal opportunity employer.

Five9 is committed to providing reasonable accommodations for qualified individuals with disabilities throughout the application and interview process. If you need assistance or an accommodation due to a disability, please contact us at accommodations@five9.com to request an accommodation. Requests will be handled confidentially and in accordance with applicable law.

View our privacy policy, including our privacy notice to California residents here: https://www.five9.com/pt-pt/legal .

Note: Five9 will never request that an applicant send money as a prerequisite for commencing employment with Five9.