Security Specialist - Cyber Defence

Bank of New Zealand; Auckland; Hybrid; NZD 120,000 - 180,000; Full time

Benefits offered by this job

Hybrid work model

6 weeks annual leave

Modern offices

Job summary

Bank of New Zealand in Auckland offers a hybrid cyber defence role focusing on detection engineering and threat intelligence. You will create and tune SIEM/EDR detection rules, model threats, and automate response playbooks while integrating logs across SIEM and SOAR.

The team collaborates across security operations, threat intel, incident response, and security engineering. The role suits someone who thrives in high-stakes settings and wants to work with cutting-edge cyber capabilities in a

Qualifications

• Experience creating and tuning SIEM/EDR detection rules.
• Strong knowledge of SIEM/EDR platforms and tooling.
• Ability to develop automation playbooks for cyber workflows.
• Experience integrating logs with SIEM and SOAR for automation.

Responsibilities

• Create and optimize detection rules in SIEM/EDR.
• Perform threat modelling to identify attack vectors.
• Develop and fine-tune correlation rules and automation playbooks.
• Ensure seamless integration of logs with SIEM and SOAR.
• Develop, refine, and maintain SIEM and SOAR tooling, including processes, workflows, alerts, dashboards, and reports.

Skills

SIEM rule creation

Threat modelling

Automation playbooks

Log correlation

EDR expertise

Tools

SIEM

SOAR

EDR tooling

Log management

Job description

Worker Type:

Permanent

Here at BNZ, it’s about more than just banking. We work together in an agile, energising environment to create innovative solutions through our promise “If you can imagine a better future, let’s find a way.”

We support wellbeing, flexible working and have a generous leave offering. There is the opportunity for growth, learning and career development. No two days are the same.

At the heart of BNZ’s digital resilience is our cyber team – a passionate, high performing group of experts who protect our systems, data, and people from evolving cyber threats. Be part of one. In our Cyber Defence function, we combine cutting -edge technology with deep expertise to defend against real-world attacks, ensuring the trust of our customers and integrity of our operations.

You’ll collaborate across security operations, threat intelligence, incident response, and security engineering contributing to a culture of vigilance, innovation and continuous improvement.

If you’re driven by purpose, thrive in high-stakes situations, and want to work alongside some of the best minds in cyber security – this is the team for you.

This is an Auckland based hybrid role with three days in the office – Monday, Tuesday and Thursday.

Mō te Tūranga | About the Role

We sat down with the People Leader (who you would report to) and they told us the following about the role:

What attributes will this person display in order to be successful in this role?

We are looking for someone who Create and optimise detection rules in SIEM/EDR platforms, perform threat modelling to identify potential attack vectors, develop and fine-tune correlation rules and automation playbooks, Ensure seamless integration of logs with SIEM and SOAR. Ability to Develop, refine, and maintain SIEM and SOAR tooling, including process, workflows, alerts, dashboards, and reports.

What is the team culture and environment like?

We are a supportive and highly motivated team with a wide range of skills and experience. We love creative thinkers and problem solvers, and we like sharing what we’ve done within and outside the team.

What is your management style?

My management style is people-focused and outcomes-driven. I like to give my team a clear sense of direction, and then trust them to get on with it – while always bring available to support, coach or jump on if needed. I am big on open-communication and creating a space where people feel comfortable asking questions or challenging ideas.

What is the most exciting thing about this opportunity?

BNZ is investing heavily in cyber protection. This team is an amazing place to be if you like being on the cutting edge of cyber security; learning new skills and getting involved in new capabilities and technologies.

What is your favourite thing about working for BNZ?

6 weeks of Annual leave and the beautiful new offices!

PLEASE NOTE:

Advertising for this position closes Wednesday 18 November at 11pm.

We review applications as they are received and may close advertising early.

Nau Mai ki te Pēke o Aotearoa | Come to the Bank of New Zealand

This is an exciting opportunityto join us! We’re bold thinkers who are taking brave steps to create a company that people want to work for, and customers want to bank with. If you’re ready tojoin a fun organisation where we are proud of our culture and how we are helping New Zealander’s to ‘Find their way’, then

Ehara taku toa i te toa takitahi, ... he toa takitini” - Success is not the work of an individual, but the work of many.”

Closing Date: 18 November 2026

Applications will be reviewed regularly across the advertising period, but we do reserve the right to close applications early.