Mark Sawade, Chief Information Officer & Chief Security Officer, Australian Taxation Office

14 May 2026

The Circle hosted an in-depth conversation with Mark Sawade, Chief Information Officer at the Australian Taxation Office, on technology leadership and transformation across the Australian Public Service.

The discussion explored the ATO’s evolving technology strategy, with a focus on strengthening system resilience and cybersecurity, modernising data and digital capabilities, and delivering better outcomes for citizens and businesses. Mark also shared insights into the leadership, collaboration, and organisational approaches required to drive sustainable technology transformation at scale across government.

The Venue
EY - L11/121 Marcus Clarke St, Canberra ACT 2601

Event Speakers

Mark Sawade
Chief Information Officer & Chief Security Officer
Australian Taxation Office

Event Partners

HCLTech

HCLTech is a major global technology services and consulting company headquartered in India, with an established Australian presence serving large enterprises and government agencies. Its core expertise spans artificial intelligence, digital transformation, engineering, cloud computing, cybersecurity and enterprise IT services.

Dynatrace

Dynatrace is a global leader in unified observability and security, empowering organizations to modernize and automate cloud operations. Through its all-in-one platform powered by AI and automation, Dynatrace delivers precise answers and intelligent insights across applications, infrastructure, and user experience. Trusted by enterprises worldwide, Dynatrace helps teams innovate faster, operate more efficiently, and deliver flawless digital experiences.

DXC Technology

DXC Technology Australia is a leading end-to-end IT services and solutions partner, empowering Australian organisations to modernise, innovate, and thrive in a digital-first world. With deep local expertise and the strength of a global technology leader, DXC helps businesses transform with confidence - delivering secure cloud platforms, next-generation applications, data and analytics capabilities, and resilient cybersecurity. From mission-critical government systems to enterprise-scale modernisation projects across financial services, mining, healthcare, and utilities, DXC combines industry know-how with cutting-edge technology to drive real outcomes. With a commitment to customer success, local talent, and continuous innovation, DXC Technology Australia enables organisations to unlock agility, elevate performance, and shape a smarter, more connected future.

Ernst & Young

EY Australia is a member firm of Ernst & Young Global Limited, a UK-based multinational professional services network. The firm operates in over 150 countries, employing more than 395,000 professionals worldwide. In Australia, EY provides services through multiple offices, including locations in Sydney, Melbourne, Brisbane, Perth, Adelaide, Canberra, and Darwin. The firm's purpose is "Building a better working world," which guides its approach to client service, employee development, and community engagement.