Senior Cloud Infrastructure Engineer

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 Cloud Infrastructure Engineer to design, implement, and support Software Defined Storage (SDS) and Kubernetes platforms in a private cloud environment. This role focuses on scalability, resilience, automation, and performance using Infrastructure-as-Code and GitOps practices.

6+ years of experience managing enterprise storage and Kubernetes platforms on Linux. Strong hands-on experience with SDS solutions (Ceph, Longhorn) and storage migrations from legacy systems. Experience with block, file, and object storage, including Fibre Channel and IP-based protocols. Expert knowledge of Kubernetes and Linux systems (Ubuntu, RHEL/CentOS). Proficiency with Infrastructure-as-Code (Ansible, Terraform, or Pulumi). Strong scripting skills in Python, Bash, or Go. Deep experience with enterprise DNS (Infoblox DDI, BIND, cloud DNS platforms). Experience operating 24x7 mission-critical production environments. Hands-on experience with hypervisors (vSphere and/or KVM). Strong written and verbal communication skills. Proficiency with Git, CI/CD pipelines, and automated testing frameworks. Ability to write technical documentation and contribute to community wikis or knowledge bases.

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.

Five9 is a leading provider of cloud contact center software, bringing the power of cloud innovation to customers worldwide.