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Catháir K. is a seasoned cybersecurity professional with extensive experience in security architecture, engineering, and risk management. Currently serving as a Security Architecture Manager at Macquarie Technology Group since March 2020, Catháir is instrumental in delivering advanced cyber security solutions for Australian government agencies. Previous roles include a Cyber Security Engineer and Solution Delivery Manager at Commonwealth Bank, where Catháir enhanced cyber security detection and monitoring frameworks and led teams in integrating data sources for security monitoring platforms. Earlier experiences include positions at Macquarie Group focusing on technology risk, access management, and security assurance, as well as roles at Genworth Financial, Pramerica, and Encore International, emphasizing information security and network design. Catháir holds a BSc in Business Information Technology from Queen's University Belfast and completed a course in Cryptography at Stanford University.