Five9 - Cloud Infrastructure Engineer - DNS Architecture

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 The Role :

We are seeking a highly experienced Cloud Infrastructure Engineer to implement and support our current and future DNS architecture in private / public cloud. You will be directly responsible for ensuring the scalability, resilience, automation, and performance optimization of our DNS 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 DNS, NTP, LDAP 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. This position is based out of one of the offices of our affiliate Acqueon Technologies in India, and will adopt the hybrid work arrangements of that location.

You will be a member of the Acqueon team with responsibilities supporting Five9 products, collaborating with global teammates based primarily in the United States.

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 highly reliable NTP and LDAP services on Linux instances.
• Implement Infrastructure as code leveraging CI / CD automation, Ansible, Terraform / Pulumi, Python and Bash for automated provisioning of DNS services.
• Be involved in Change management and Global team collaboration.
• 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.
• Participate in on-call rotation, incident response, and root cause analysis for platform reliability issues.

Minimum Qualifications

Preferred Qualifications

What Youll Get

Skills And Attributes

Employment Type

Full-Time, Remote or Hybrid.

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

(ref : hirist.tech)