Senior DevOps Engineer – Infra Services

Five9

5d • $90,700 - $252,200 • Hybrid

About The Position

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 DevOps Engineer – Infra Services with strong operational expertise in enterprise DNS platforms to implement and support our current and future DNS & Kubernetes architecture in private cloud. You will be directly responsible for ensuring the scalability, resilience, automation, and performance optimization of our DNS & Kubernetes environment by leveraging Infrastructure-as-Code (IaC) tools like Ansible, Python and Terraform. This is a deeply technical role requiring expert-level understanding of DNS, Kubernetes and extensive working knowledge on Linux Operating systems. 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.

Requirements

• 5+ in managing global DNS & Kubernetes on Linux Operating Systems.
• Expertise with Infoblox DDI systems (or similar enterprise DNS systems), Bind9, CloudFlare, GCP and AWS DNS services.
• Expert knowledge in managing Kubernetes and Ubuntu Linux systems.
• Proven experience automating infrastructure processes and deployments using Ansible, Terraform, Python, and CI/CD pipelines, with demonstrated ability to drive and scale a culture of automation.
• Strong Linux (RHEL/CentOS/Ubuntu) systems engineering background with advanced scripting in Python, Bash, or
• Familiar with various Infrastructure technology stacks like Hypervisor Technologies (KVM, Vsphere,), storage protocols (SDS) (iSCSI, NFS, CEPH), L2/L3 Networking
• Strong experience supporting mission critical 24x7 customer facing production environments.
• Ability to write technical documentation and contribute to community wikis or knowledge bases.

Nice To Haves

• Good understanding of overall Enterprise Common Infrastructure service implementations with a focus on DNS & Kubernetes.
• Understanding of security best practices for system patching and security compliance (e.g., CIS, NIST).
• Background in telco, edge cloud, or large enterprise infrastructure environments.
• Experience building and maintaining automated test environments for system upgrades and DNS migrations.

Responsibilities

• Implement and support large scale DNS Architecture that stretches private & public cloud across multiple regions.
• Implement and support Infoblox DDI solutions (DNS, IPAM, DHCP), Cloudflare DNS management, Google & AWS DNS services.
• Implement and support multi-tenant Kubernetes clusters leveraging BareMetal servers and Software defined storage protocols.
• Implement Infrastructure as code leveraging CI/CD automation, Ansible, Terraform/Pulumi, Python and Bash for automated provisioning of DNS services.
• Implement continuous delivery pipelines for Infrastructure 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 Infrastructure services across hypervisors, backend storage protocols and networking layers.
• Be involved in Change management and Global team collaboration.
• Participate in on-call rotation, incident response, and root cause analysis for platform reliability issues.

Benefits

• 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.
• 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.

What This Job Offers

• Job Type: Full-time
• Career Level: Senior
• Education Level: Associate degree