Red Team Engineer

Westpac New Zealand Ltd; Auckland; On-site; NZD 120,000 - 170,000; Full time

Benefits offered by this job

4 weeks holiday

Wellbeing leave

Banking benefits

Growth opportunities

Recognition

School holiday subsidy

Volunteer days

Job summary

Westpac New Zealand Ltd is seeking a Red Team Engineer to simulate realistic cyber attacks, testing the bank's ability to prevent, detect, and respond across technology and identity environments. The role emphasizes identifying exploit paths, validating controls, and turning findings into practical risk reductions.

The ideal candidate brings hands-on red teaming, adversary emulation, or penetration testing experience, strong scripting skills, and the ability to communicate findings clearly to

Qualifications

• Experience in red teaming, adversary emulation, penetration testing, or advanced security assessment within a complex enterprise environment.
• Strong technical capability across identity, networking, Windows and Linux, cloud platforms, applications, and common enterprise security controls.
• Ability to analyse multi-step attack paths, identify root causes, and explain exposure with evidence.
• Practical scripting or automation using Python, PowerShell, Bash, or similar to adapt or create testing content safely.

Responsibilities

• Test and validate Westpac's ability to prevent, detect, and respond to realistic cyber attack scenarios.
• Identify exploitable attack paths and validate control effectiveness across technology and identity environments.
• Brief technical and non-technical stakeholders on findings and remedial priorities.
• Work within approved scope and high-trust enterprise environments, collaborating with blue teams and security operations.

Skills

Red team testing

Adversary emulation

Penetration testing

Security assessment

Python

PowerShell

Bash

Windows

Linux

Cloud platforms

Network security

Communication

Threat modelling

AI security testing

Certifications

Job description

About the Role

The role of Red Team Engineer is to test, by executing realistic adversary simulations, how well Westpac can prevent, detect, and respond to realistic cyber attack scenarios across technology and identity environments. This role strengthens resilience by identifying exploitable attack paths, validating control effectiveness, and helping Cyber and Technology teams turn findings into practical risk reduction.

What will you bring?

Demonstrated hands‑on experience in red teaming, adversary emulation, penetration testing, or advanced security assessment within a complex enterprise environment. Strong technical capability across identity, networking, Windows and Linux, cloud platforms, applications, and common enterprise security controls. Ability to analyse multi‑step attack paths, identify root causes, and explain exposure in a clear, evidence‑based way. Practical scripting or automation capability using Python, PowerShell, Bash, or similar to adapt or create testing content safely. Good written and verbal communication skills, including the ability to brief technical and non‑technical stakeholders on findings and remedial priorities. Ability to work calmly and responsibly within tight controls, approved scope, and high‑trust enterprise environments. Desirable Experience in financial services, critical infrastructure, or another highly regulated New Zealand enterprise environment. Experience working directly with blue teams, detection engineers, or security operations teams during purple team or validation exercises. Familiarity with AI security testing, AI threat modelling, or AI‑assisted adversary simulation methodologies. Relevant certifications or equivalent experience, such as OSCP, CRTO, CRTP, GPEN, GXPN, or similar.

Working at Westpac

In addition to immersing yourself in a supportive team environment, you'll receive some great job perks and benefits including:

• 4 weeks standard holiday + 5 additional days of wellbeing leave to support you to be your best


• Additional purchased leave options up to 4 weeks per year


• Banking benefits, insurance discounts and superannuation scheme


• Growth and development – we provide opportunities for development and promote internal mobility


• Recognition - we recognise and reward our star performers


• School holiday subsidy - help you balance work and family during school holiday


• 2 Volunteer days per year

Our Organisation At Westpac

At Westpac, we’re working together to build a fairer and stronger New Zealand for our people, customers, and communities. For over 160 years we’ve been driven by our purpose to Create Better Futures Together. What makes us unique are the incredible people we’re lucky enough to have walk through our doors every day. The giant ‘W’ on our building doesn’t just stand for Westpac – it says, double you. We’re a place that values, rewards and recognises individuality. Where you can be your whole self, your true self, and your best self. We’re recognised as a place where talent is developed, where passions are fuelled and where ambitions of all shapes and sizes thrive. And it all starts with you!

Together

Applications close: 27 September 2026

Our culture is rich with stories of how our people like to help, our customers, our community and each other. This is reflected through flexible working arrangements to ensure that our people have a balance in their life with those things that are important to them. Through ensuring that we provide opportunities to everyone regardless of what society throws at them, we are a safe place to work where you are treated equally and appreciated.