Senior DevOps Engineer – Infra Services

Five9; United States; Hybrid; USD 140,000 - 200,000; Full time

Benefits offered by this job

Health, dental & vision coverage

401k with employer matching

Employee stock purchase plan

PTO, holidays & volunteer hours

12 weeks paid parental leave

Mental health support platform

Job summary

Five9 seeks a Senior DevOps Engineer – Infra Services to lead the DNS and Kubernetes stack across private cloud environments. The role focuses on scalable DNS architectures, Infoblox DDI implementations, and Cloudflare/GCP/AWS DNS integrations.

You will drive automation with Ansible, Terraform, Python and CI/CD pipelines. You will collaborate with SRE and platform teams to ensure high availability, multi-tenant isolation, and secure operations across Linux-based systems.

Qualifications

• 5+ years managing global DNS and Kubernetes on Linux
• Expertise with Infoblox DDI, Bind9, CloudFlare, and AWS/GCP DNS services
• Proven automation using Ansible, Terraform, Python and CI/CD
• Strong Linux systems engineering and scripting background

Responsibilities

• Implement and support large-scale DNS architecture across private and public clouds
• Manage Infoblox DDI, Cloudflare DNS, and cloud DNS services
• Operate multi-tenant Kubernetes clusters on BareMetal and storage stacks
• Establish IaC-driven provisioning using Ansible, Terraform/Pulumi and Python
• Develop CI/CD pipelines and automated patching, testing and rollback
• Build monitoring, alerting and healing using GitOps and Prometheus/Grafana
• Ensure HA, DR and scalable operations for mission-critical platforms
• Participate in on-call rotation and incident root-causes

Skills

DNS

Kubernetes

Linux

Ansible

Terraform

Python

CI/CD

Infoblox DDI

Cloudflare DNS

AWS/GCP DNS

Education

Bachelor's degree in CS/IT/Engineering

Tools

Ansible

Terraform

Pulumi

Python

CI/CD tooling

Job description

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.

Key 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.

Minimum Qualifications

• 5+ years 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.

Preferred Qualifications

• 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.
• Bachelor’s degree in computer science, IT, Engineering, or a related field preferred; equivalent experience and relevant industry certifications will also be considered.

What You’ll Get

• A collaborative team that’s deeply invested in infrastructure excellence.
• Complex technical challenges that require creative, scalable solutions.
• The opportunity to shape a next-generation private cloud platform‑built reliability.
• Access to the latest tools, frameworks, and upstream project developments.

Skills and Attributes

• Analytical Thinking & Problem Solving: Demonstrated ability to translate complex, cross‑domain requirements into scalable and resilient cloud infrastructure and automation solutions.
• Collaboration & Teamwork: Strong interpersonal and communication skills with a proven track record of effective collaboration across multidisciplinary teams, including developers, operations, security, and product stakeholders.
• Mentorship & Leadership: Passionate about knowledge‑sharing and mentorship, with experience guiding junior engineers and fostering a team culture of continuous learning, innovation, and technical excellence in cloud engineering and DevOps practices.

Work Location

This role is fully remote for candidates who reside outside the 30 mile radius of one of our offices. For candidates who reside within a 30 mile radius of one of our offices, this role is Hybrid and would require 3 days a week (Tue, Wed, Thu) in office.

Our total reward package 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.

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.

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.