DNS Engineer

Description du poste:

Meet the Team

The Cisco Common Platform Services (CCPS) organization is transforming how Cisco delivers software-as-a-service by providing a modern, consistent, and secure platform for all! With proven ability, our global team brings innovative methodologies to building and managing hybrid cloud environments. We focus on platform management services, continuously evaluating infrastructure and operations to ensure efficiency and precision. Our expertise in IaaS and PaaS, combined with repeatable and portable delivery models, enables the rapid and secure deployment of applications.

Within CCPS, the Cloud Software & Solutions (CSS) group designs and develops cloud platforms with an emphasis on quality, stability, simplification, user experience, scalability, performance, and portability. We are looking for a DNS Engineer to join our team for the DNS engineering, automation, and continuous improvement of enterprise DNS platforms and services.

Key Responsibilities

* Design, build, and evolve enterprise DNS architecture, including authoritative DNS, recursive DNS, forwarding, delegation, and DNS service integrations.

* Work on the platform modernization, automation, and engineering improvements across provisioning, configuration management, validation, monitoring, and recovery.

* Develop and maintain infrastructure as code and automation frameworks.

* Drive engineering standards for the reliability, performance, security, and maintainability.

* Troubleshoot complex DNS platform and design issues, including resolution behavior, delegation models, zone design, DNSSEC, caching, and integration dependencies.

* Partner with software, network, cloud, and security teams to design DNS solutions for new services and platform changes.

* Contribute to capacity planning, technology roadmap definition, migration strategy, and technical design reviews.

* Improve observability, testability, and release readiness of DNS services through engineering best practices.

Required Qualifications

* BS or MS in Computer Science or a related field, or equivalent practical experience.

* 4+ years (BS) or 2+ years (MS) of experience in software development or cloud/platform engineering roles.

* Deep expertise in DNS protocols, architecture, and design principles, including authoritative DNS, recursive DNS, delegation, forwarding, caching, and DNS record behavior.

* Strong hands-on experience with enterprise DNS technologies such as Infoblox, BIND, BlueCat, or equivalent.

* Strong experience with automation and infrastructure as code using Python, Ansible, Terraform, or similar tools.

* Strong Linux and systems engineering background.

* Experience designing and implementing highly available, secure, and scalable infrastructure services.

* Strong problem-solving and debugging skills across DNS, networking, and distributed systems domains.

* Strong communication skills and ability to drive technical alignment across multiple teams.

Preferred Qualifications

* Experience with DNSSEC, GSLB, Anycast DNS, and hybrid cloud DNS patterns.

* Experience integrating DNS with IPAM, DHCP, cloud networking, and platform automation.

* Familiarity with Kubernetes CoreDNS.

* Familiarity with CI/CD, policy-based automation, and engineering validation frameworks.

* Experience leading platform migrations, re-architecture efforts, or large-scale service improvements.

* Experience working in regulated, security-sensitive, or large enterprise environments.

Why Cisco?

At Cisco, we're revolutionizing how data and infrastructure connect and protect organizations in the AI era - and beyond. We've been innovating fearlessly for 40 years to create solutions that power how humans and technology work together across the physical and digital worlds. These solutions provide customers with unparalleled security, visibility, and insights across the entire digital footprint.
Fueled by the depth and breadth of our technology, we experiment and create meaningful solutions. Add to that our worldwide network of doers and experts, and you'll see that the opportunities to grow and build are limitless. We work as a team, collaborating with empathy to make really big things happen on a global scale. Because our solutions are everywhere, our impact is everywhere.
We are Cisco, and our power starts with you