Cyber Defence Engineer
Singtel • Australia, New South Wales • Posted June 28, 2026
About the Role
Senior Security Analyst – Cyber Defence Operations
Optus is a leading Telecommunications company known for delivering innovative solutions, disrupting the industry, and evolving into a technology-driven organisation with a diverse portfolio of products and services. With a strong commitment to excellence and a customer-first mindset, we continue to push the boundaries of cyber security to protect our customers, platforms, and data.
As part of our Cyber Defence Operations (CDO) team, you’ll play a critical role in strengthening our detection and response capabilities, helping safeguard one of Australia’s largest digital ecosystems.
Due to the nature of the role and environment in Optus Security & Risk, we are ideally seeking candidates who hold Australian Citizenship and current have or are wiling to obtain Security Clearance.
What You’ll Do
Partnering closely with the Senior Director of Adversary Disruption a...