Senior Security Engineer – Investigations

This role is based in Sydney, Australia with hybrid work options available.

What you'll do:

• Lead high-complexity investigations involving legal or regulatory considerations.
• Coordinate with Legal, People, and Security teams on investigation scope and response activities.
• Write detailed investigation reports for technical and non-technical stakeholders.
• Respond to security events from detection through to resolution.
• Create and improve detection logic and alerts across SIEM and EDR platforms.
• Run threat hunting and anomaly detection exercises.
• Design scalable tooling and workflows for incident detection and response.
• Mentor teammates through knowledge sharing and best practices.

You're probably a match if:

• You have experience in security investigations or incident response.
• You can communicate clearly in high-pressure situations.
• You have hands-on experience with macOS, Linux, and Windows systems.
• You are comfortable with SIEM, EDR, and security investigation tooling.
• You have programming experience in languages such as Python, Golang, or Java.

About the team:

The Security Group protects Canva systems and data from information security threats, ensuring a culture of trust and transparency.