DDI Network Engineer

About the Role

Dev/Null Security is seeking an experienced DDI Network Engineer with strong hands‑on skills in DNS, DHCP, and IPAM to support and modernise a large global network estate.

You’ll work on major data centre and platform migration projects, build new DNS/DHCP infrastructures, and help shape how DNS is consumed through safe, scalable automation. This is a highly technical, engineering‑focused role within a complex, global environment.

What You’ll Be Doing

• Designing, building, and supporting global DNS, DHCP & IPAM services.
• Delivering infrastructure and data centre migration projects.
• Building DDI automation workflows using Itential, Kubernetes, Docker, CI/CD, and GitHub.
• Implementing new F5 GTM / BIG‑IP DNS clusters and Cygna Labs ­VitalQIP DDI Software.
• Working across a large private DNS estate: 5M+ IPs, 270+ appliances, multi‑region DNS architecture.
• Enhancing DNS security, analytics, and SIEM integrations (Splunk).
• Leading engineering initiatives and contributing to global network transformation.

Key Skills & Experience

• Strong hands‑on DDI experience: DNS, DHCP, IPAM.
• Engineering background with ability to deliver complex infrastructure projects.

Experience with:

• EfficientIP.
• F5 GTM / BIG‑IP DNS.
• Itential Automation Platform.
• Cygna Labs ­VitalQIP DDI Software
• Automation & DevOps: Kubernetes, Docker, CI/CD, GitHub, scripting for data migration.
• Knowledge of DNS logging, analytics, resilience reviews, Splunk integration.
• Experience working in large‑scale, global, regulated environments.

Nice to Have

• Infoblox or BlueCat experience.
• Cloud DNS exposure (AWS / Azure / GCP).
• CCNA/CCNP, F5, or Kubernetes certifications.

Why Apply?

• Work across one of the world’s largest private DNS estates.
• Deliver high‑impact engineering projects and automation initiatives.
• Join a global team modernising DDI services at enterprise scale.
• Excellent hybrid working flexibility.

Working at DevNull Security

While DevNull Security is a remote-first company, our consulting team may be required to travel to client sites 1–3 times per week, depending on project and customer needs.

*We believe that a career in cybersecurity should be accessible to everyone. We actively welcome applicants from all walks of life, regardless of race, ethnicity, gender identity, age, sexual orientation, disability, neurodiversity, socioeconomic background, or any other aspect of identity. *

As a growing company, we’re committed to fostering an inclusive, equitable, and accessible hiring experience. We proactively offer adjustments during application and assessment - tell us what you need.