Cyber Security Engineer

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 Cyber Security Engineer your role is to support the daily operations of One NZ’s cyber security services that protect the organisation from cyber threats. You will be responsible for implementing and maintaining security measures across critical platforms and digital assets, ensuring strong security hygiene, lifecycle management, and regular reviews of system security posture. Working closely with the wider cyber security team, you’ll help ensure the effectiveness, reliability, and continuous improvement of security protocols, tools, and services across the One NZ environment.

Ko tō mahi – what you’ll do

• Implement and maintain security measures across cyber security services to support a secure and resilient environment.
• Ensure security event logs are maintained and monitored across critical assets.
• Develop and enhance security use cases through event log correlation in collaboration with the Cyber Defence Centre team.
• Support vulnerability management activities across on-premise and cloud infrastructure to maintain strong tooling coverage across the estate.
• Monitor vulnerability scanning activities to ensure successful identification and remediation of potential threats across critical assets.
• Manage and maintain the health and performance of cyber security services to meet operational and security standards.
• Stay up to date with emerging cyber security trends, threats, and technologies to continuously improve security capability.
• Participate in an on-call and call-out roster to support One NZ’s 24/7 operational environment when required.
• Support secure configuration and optimisation of security services in line with One NZ security policies and SLAs.
• Collaborate with internal stakeholders to report and escalate critical and high-risk vulnerabilities appropriately.

Na tōu rourou - what you’ll bring

• A Bachelor’s degree in Computer Science, Information Technology, Cyber Security, or a related field.
• At least 3 years’ experience in cyber security operations or a related security engineering role.
• Strong knowledge of cyber security protocols, systems, technologies, and security tooling.
• Experience with vulnerability management, email security platforms, and SIEM technologies.
• Hands-on experience with tools such as Palo Prisma Cloud, Google SecOps SIEM, Qualys, UpGuard, Microsoft Defender XDR and Mandiant ASM.
• Strong analytical and problem-solving skills with the ability to identify and mitigate security risks effectively.
• Excellent communication and interpersonal skills with the ability to collaborate across technical and non-technical teams.
• Relevant industry certifications such as CISSP, CISM, or CEH would be highly advantageous.
• Experience supporting cyber security operations within a large and complex organisation.
• Knowledge of regulatory requirements and industry standards relating to cyber security and information protection.
• The ability to work under pressure, manage competing priorities, and maintain strong attention to detail.
• Strong organisational skills and a proactive approach to continuous improvement and operational excellence.

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.
• A fully subsidised Southern Cross health insurance cover for you and your family.
• 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.

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