Core Network DevOps Principal Engineer - 12 month FTC

One New Zealand; Auckland; Hybrid; NZD 150,000 - 210,000; Full time

Benefits offered by this job

Flexible work from home options

Lifestyle leave

Discounts on One New Zealand products

Job summary

One New Zealand is seeking a Core Network DevOps Principal Engineer to design, implement and support the 24x7 operation of Core Mobile and Fixed Data Network DevOps domains. This 12-month fixed-term contract role focuses on improving network capability, performance and reliability.

You will lead design guidance, bring automation and AI workflows to life, and collaborate across teams to deliver robust network solutions that meet customer expectations.

Qualifications

• Extensive knowledge of Core Data technologies in Mobile/Fixed Data Core or Signalling.
• Strong understanding of IMS, voice, messaging, IP transport and security.
• Solid knowledge of 3GPP and ETSI specs.
• Experience with automation frameworks and scripting.
• Experience with virtualization/containers (VMware, OpenShift, OpenStack, Docker, Kubernetes).
• Experience using CI/CD pipelines (Azure DevOps).
• Strong stakeholder engagement and Agile experience.

Responsibilities

• Deliver accurate, cost-effective network designs aligned with architectural, design and operational requirements.
• Provide technical oversight and design guidance to engineers, ensuring quality and consistency.
• Define capacity and performance metrics and develop effective platform and domain reporting.
• Contribute to platform and domain roadmaps and network plans, owning implementation and acceptance plans.
• Peer review low-level and high-level designs to maintain engineering quality and standards.
• Ensure implementations follow appropriate network change processes and maintain network integrity.
• Deliver changes on time and within budget, with robust acceptance testing before live implementation.
• Participate in the 24x7 on‑call roster as required.
• Resolve incidents within operational SLA targets and support ongoing reduction in incident volumes.
• Develop processes, procedures, automation and AI workflows that improve operational performance.
• Maintain network integrity through an effective maintenance programme.

Skills

Core Data technologies

IMS, voice, messaging, IP transport, &

3GPP/ETSI specs

Automation frameworks

Containerization (Docker/Kubernetes)

Azure DevOps

Stakeholder engagement

Agile practices

Tools

VMware

OpenShift

OpenStack

Docker

Kubernetes

Job description

He aha ai tātou – Why us?

At One NZ we’re not just imagining the future, we’re building it. Our purpose? A better-connected Aotearoa New Zealand.

Kia renarena te taukaea i Aotearoa New Zealand.

Our ambition? To become the most AI-enabled telco on the planet. This isn’t just about our technology, It’s about you. We’re investing in our people like never before.... empowering them to grow, lead, and shape what’s next. Through our AI School, access to world-class learning platforms, or career pathways that evolve with you, we create an environment where your curiosity thrives, and your skills accelerate. Join us and be part of something extraordinary: connect with purpose and help redefine what’s possible.

Uia mai koe te pātai, he aha te mea nui o tēnei ao? Māku koe e ki atu he tangata, he tangata, he tangata.

“If you asked me, what is the greatest thing in this world, I would say it is people, it is people, it is people.”

Ko tō tūranga – your role

As the Core Network DevOps Principal Engineer your role is to design, implement and support the 24x7 operation of our Core Mobile and Fixed Data Network DevOps domains. As an active part of the DevOps function, you’ll drive improvements in network capability, performance and reliability, helping us continuously improve the experience we deliver for our customers. This role will be a 12 month Fixed Term contract.

Ko Tō Mahi – What You’ll Do

• Deliver accurate, cost-effective network designs aligned with architectural, design and operational requirements.
• Provide technical oversight and design guidance to engineers, ensuring quality and consistency.
• Define capacity and performance metrics and develop effective platform and domain reporting.
• Contribute to platform and domain roadmaps and network plans, owning implementation and acceptance plans.
• Peer review low-level and high-level designs to maintain engineering quality and standards.
• Ensure implementations follow appropriate network change processes and maintain network integrity.
• Deliver changes on time and within budget, with robust acceptance testing before live implementation.
• Participate in the 24x7 on‑call roster as required.
• Resolve incidents within operational SLA targets and support ongoing reduction in incident volumes.
• Develop processes, procedures, automation and AI workflows that improve operational performance.
• Maintain network integrity through an effective maintenance programme.

Na Tōu Rourou - What You’ll Bring

• Extensive knowledge of Core Data technologies across Mobile Data Core, Fixed Data Core or Mobile Signalling.
• Strong understanding of adjacent network domains including IMS, voice, messaging, IP transport and security.
• Excellent knowledge of 3GPP and ETSI specifications.
• Experience with automation frameworks and scripting languages.
• Experience with virtualised and containerised environments such as VMware, OpenShift, OpenStack, Docker or Kubernetes.
• Experience using CI/CD pipelines such as Azure DevOps to automate deployments.
• Strong stakeholder engagement, communication and decision‑making skills in high‑performing technical teams.
• Ability to share platform and Core Domain knowledge effectively across teams and support successful Agile practices.
• Good understanding of relevant industry regulatory requirements and ITIL methodologies.

Nā Mātou Te Rourou – What You’ll Get

• One New Zealand is leading the way by ensuring you can have a truly balanced life. Most roles allow flexibility to work from home and flex your hours to enjoy work & whānau commitments.
• Lifestyle leave, giving you the option to purchase an extra week or two of annual leave.
• Discounts on One New Zealand products, services and much more!

We are proudly Rainbow Tick certified and champion diversity of thought, perspective and background. Joining our whānau is more than starting a new job - it’s the beginning of a journey that will challenge and inspire you to play a role in something bigger.

Tū hikitia rā, tū hāpainga. Tū hāpainga, tū hikitia rā.

We stand to uplift, to support and to elevate others.