Cyber Threat Hunter

• Uncover adversarial activity through intelligence-led threat hunting
• Strengthen cyber defence using automation, AI and advanced analytics
• Protect millions of customers by improving detection and response capability

Join CommBank’s Technology group, where we deliver world-class digital, engineering, data and AI capabilities. Within Group Security, Cyber Defence Operations protects the bank and our customers by detecting and responding to cyber threats in real time, strengthening resilience across our systems.

See yourself in our team

You’ll be part of the Threat Hunt Team, proactively identifying adversarial activity using threat intelligence and advanced analytics. Working closely with Threat Intelligence, Incident Response and Detection Engineering teams, you’ll help deliver a threat-led approach to cyber defence in a collaborative, inclusive environment where curiosity and continuous learning are valued.

What You’ll Be Doing

You will:

• Develop and execute threat hunting hypotheses using internal and external intelligence
• Identify patterns of malicious activity and translate findings into actionable insights
• Build and maintain threat hunting playbooks to uplift detection capability
• Partner with cyber teams to improve controls and response readiness
• Triage high-risk vulnerabilities and threat actor activity
• Leverage automation and emerging technologies, including GenAI, to enhance hunting effectiveness
• Contribute to continuous improvement through metrics, reporting and insights.

• Have hands-on experience investigating cyber threats across on-prem and cloud environments
• Bring strong analytical skills and experience working with large data sets
• Have experience with query languages such as KQL, SPL or Elasticsearch
• Understand adversarial frameworks such as MITRE ATT&CK
• Have experience or exposure to scripting such as Python
• Are curious, collaborative and driven to continuously improve cyber defence outcomes

Whether you’re passionate about customer service, driven by data, or called by creativity, a career with us is for you. We support our people with the flexibility to balance where work is done with at least half their time connecting in office. We also have many other flexible working options available including changing start and finish times, part-time arrangements and job share to name a few. Our people bring their diverse backgrounds and unique perspectives to build a respectful, inclusive, and flexible workplace with flexible work locations.

We’re looking for people who truly live our values: Care, Courage and Commitment and we’ll offer you great opportunities to develop your career with us. If you're already part of the Commonwealth Bank Group (including Bankwest, x15ventures), you'll need to apply through Sidekick to submit a valid application. We’re keen to support you with the next step in your career. We're aware of some accessibility issues on this site, particularly for screen reader users. We want to make finding your dream job as easy as possible, so if you require additional support please contact HR Direct on 1800 989 696.

If you're already part of the Commonwealth Bank Group (including Bankwest, x15ventures), you'll need to apply through Sidekick to submit a valid application. We’re keen to support you with the next step in your career.

We're aware of some accessibility issues on this site, particularly for screen reader users. We want to make finding your dream job as easy as possible, so if you require additional support please contact HR Direct on 1800 989 696.

Advertising End Date: 20/07/2026