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.
About Five9
Five9 is a leading provider of cloud software for the enterprise contact center market bringing the power of the cloud to thousands of customers and facilitating more than three billion customer interactions annually. Since 2001 Five9 has led the cloud revolution in contact centers helping organizations transition from legacy premisebased solutions to secure scalable and reliable cloud platforms.
Our mission is to enable exceptional customer experiences by delivering highly reliable secure and innovative cloud solutions.
About the Role
We are seeking a Senior Kubernetes Engineer to help design build and operate our onpremises and hybrid Kubernetes platform. This role is part of the Platform Engineering and Infrastructure Reliability teams and focuses on running Kubernetes at scale in baremetal and integrated environments.
You will work extensively on automation observability performance tuning and security to ensure our platform is resilient maintainable and ready for missioncritical workloads.
Key Responsibilities
- Deploy and operate enterprisescale onpremises Kubernetes clusters.
- Automate cluster lifecycle and application delivery using Terraform Helm and GitOps tooling.
- Tune Kubernetes clusters for performance on baremetal hardware (CPU memory networking storage).
- Implement Kubernetes security best practices including RBAC Pod Security and Network Policies.
- Build and maintain monitoring and alerting using Prometheus Grafana and centralized logging stacks.
- Participate in incident response postmortems and continuous reliability improvements.
Required Qualifications
- 5 years of experience in Infrastructure Platform Engineering or SRE roles.
- Strong handson experience running Kubernetes onpremises in production.
- Solid understanding of Linux systems networking fundamentals and container runtimes.
- Experience with automation and GitOps tooling such as Terraform Helm Argo CD or similar.
- Familiarity with observability platforms including Prometheus Grafana and ELK/EFK stacks.
- Ability to troubleshoot and optimize Kubernetes clusters at scale.
Preferred Qualifications
- Experience integrating Kubernetes with OpenStack.
- Exposure to Rancher and related addons (Fleet Longhorn CIS Scanning).
- Understanding of compliancedriven environments (PCI SOC2 FedRAMP).
- Certifications such as CKA CKS or equivalent.
Why This Role Matters
This role is central to shaping how Five9 builds deploys and operates Kubernetes at scaleacross bare metal hybrid and production environments.
As a key technical leader bridging Platform Engineering and Infrastructure you will influence automation standards security posture observability practices and performance optimization across the organization.
You will help define the foundation that Five9 engineering teams rely on to deliver reliable highperformance customercritical services.
Required Experience:
Senior IC
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 journ...
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.
About Five9
Five9 is a leading provider of cloud software for the enterprise contact center market bringing the power of the cloud to thousands of customers and facilitating more than three billion customer interactions annually. Since 2001 Five9 has led the cloud revolution in contact centers helping organizations transition from legacy premisebased solutions to secure scalable and reliable cloud platforms.
Our mission is to enable exceptional customer experiences by delivering highly reliable secure and innovative cloud solutions.
About the Role
We are seeking a Senior Kubernetes Engineer to help design build and operate our onpremises and hybrid Kubernetes platform. This role is part of the Platform Engineering and Infrastructure Reliability teams and focuses on running Kubernetes at scale in baremetal and integrated environments.
You will work extensively on automation observability performance tuning and security to ensure our platform is resilient maintainable and ready for missioncritical workloads.
Key Responsibilities
- Deploy and operate enterprisescale onpremises Kubernetes clusters.
- Automate cluster lifecycle and application delivery using Terraform Helm and GitOps tooling.
- Tune Kubernetes clusters for performance on baremetal hardware (CPU memory networking storage).
- Implement Kubernetes security best practices including RBAC Pod Security and Network Policies.
- Build and maintain monitoring and alerting using Prometheus Grafana and centralized logging stacks.
- Participate in incident response postmortems and continuous reliability improvements.
Required Qualifications
- 5 years of experience in Infrastructure Platform Engineering or SRE roles.
- Strong handson experience running Kubernetes onpremises in production.
- Solid understanding of Linux systems networking fundamentals and container runtimes.
- Experience with automation and GitOps tooling such as Terraform Helm Argo CD or similar.
- Familiarity with observability platforms including Prometheus Grafana and ELK/EFK stacks.
- Ability to troubleshoot and optimize Kubernetes clusters at scale.
Preferred Qualifications
- Experience integrating Kubernetes with OpenStack.
- Exposure to Rancher and related addons (Fleet Longhorn CIS Scanning).
- Understanding of compliancedriven environments (PCI SOC2 FedRAMP).
- Certifications such as CKA CKS or equivalent.
Why This Role Matters
This role is central to shaping how Five9 builds deploys and operates Kubernetes at scaleacross bare metal hybrid and production environments.
As a key technical leader bridging Platform Engineering and Infrastructure you will influence automation standards security posture observability practices and performance optimization across the organization.
You will help define the foundation that Five9 engineering teams rely on to deliver reliable highperformance customercritical services.
Required Experience:
Senior IC
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