Cyber Defence Analyst

One New Zealand; Auckland; Hybrid; NZD 90,000 - 120,000; Full time

Benefits offered by this job

Flexible work from home

Health insurance

Lifestyle leave

Product/service discounts

Job summary

One New Zealand is seeking a Cyber Defense Analyst to implement security protocols, handle incident response, deploy tools, monitor systems and apply defenses under guidance from a senior analyst.

You’ll engage in threat hunting, vulnerability management, SIEM alert responses, and cross-functional incident handling with a strong focus on customer service and timely communication.

Qualifications

• Degree in Cybersecurity, Information Technology, Computer Science, or a related field.
• Solid understanding of cybersecurity principles and threat landscape.
• Familiarity with security tools such as SIEM, IDS/IPS, firewalls, EDR/XDR.
• Ability to learn quickly across technologies under guidance.
• Experience with Linux, Windows, Splunk, scripting; TCP/IP, DNS, packet/log analysis advantageous.
• Certifications (SSCP, GSEC, Security+) desirable.
• Excellent written and verbal communication skills.

Responsibilities

• Threat hunting and vulnerability management within One NZ environment and coordinate remediation with other teams.
• Respond to SIEM alerts, assess risk, manage incidents to resolution.
• Participate in cross-functional security response team for major incidents.
• Communicate security threats, mitigations and responses to stakeholders and customers.
• Be part of on-call roster and deliver strong customer service in a fast-paced setting.

Skills

Threat hunting

Vulnerability management

SIEM response

Communication skills

Linux

Windows

Splunk

Scripting

TCP/IP/DNS

EDR/XDR

Security certifications

On-call readiness

Education

Degree in Cybersecurity / IT / CS

Tools

SIEM

IDS/IPS

Firewalls

EDR/XDR

Splunk

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.

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

The purpose of the Cyber Defense Analyst is to implement security protocols, handle incident response activities, deploy tools, monitor systems, and apply defenses, following the guidance and recommendations provided by the senior analyst.

Ko Tō Mahi - What You’ll Do

• Threat hunting and vulnerability management within the One NZ environment and coordination of remediation activities with other teams
• Responding to SIEM alerts, assessing the risk and managing any incident through to resolution
• When required is willing to work as part of a cross-functional technical response team in responding to significant security incidents alongside other One NZ teams
• Communicate effectively with stakeholders and customers regarding security threats, mitigations and responses
• Being part of an on-call roster and having a strong desire to deliver exceptional customer service in a fast-paced environment

Na Tōu Rourou - What You’ll Bring

• A degree in Cybersecurity, Information Technology, Computer Science, or a related field.
• Basic understanding of cybersecurity principles, threat landscape, and common attack vectors.
• Familiarity with security tools and technologies such as SIEM, IDS/IPS, firewalls, and EDR/XDR.
• The ability to work under direction and to quickly gain knowledge in a range of technologies.
• Experience in Linux, Windows, Splunk, Scripting, TCP/IP, DNS, Packet/Log Analysis will be highly advantageous
• Certifications such as SSCP, GSEC, Security+ would be desirable
• Excellent written and verbal communication skills

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 & family commitments.
• A fully subsidised Southern Cross health insurance cover for you and your family.
• Lifestyle leave where you can 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.