Tristan Geering

Chief Information Security Officer at AUSTRALIAN SECURITIES EXCHANGE

Greater Sydney Area

About

Technology generalist with broad skills, focusing on IT Risk and Security. I take a practical approach to technology, aiming to provide effective achievable solutions that fulfil business requirements. Interests; application and network security, financial services industry. I'm a can do person with a strong work ethic who enjoys developing and working with like minded people. I like getting my hands dirty digging into big issues and finding solutions.

Experience

  • ASX (26 yrs 6 mos)
    • Chief Information Security Officer
      Jul 2016 - Present · 10 yrs

      Head of Security for the ASX and its markets. Strong focus on risk management, effective delivery of security controls, and ongoing collaboration within the security industry.

    • Technology Risk Manager
      May 2013 - Jul 2016 · 3 yrs 3 mos

      Accountable to the CIO for Technology Risk and Security including: IT Risk Management IT Security Management IT Change & Release Mgmt. DR / BCP Activities Quality Assurance Incident Management

    • IT Security & Disaster Recovery Manager
      Jun 2010 - May 2013 · 3 yrs

      Management of the Security and Disaster Recovery team for the ASX.

  • Chairman, Global Exchange Cyber Security Working Group at The World Federation of Exchanges
    Dec 2015 - Jun 2017 · 1 yr 7 mos

    In addition to discussing cyber security best practices, GLEX focuses on the following activities: - Establishing a communication framework among participants based on mutual trust; - Facilitating information sharing, including threat intelligence, attack trends, and useful policies, standards and technologies; - Enhancing dialogue with policy makers, regulators and government organizations on cyber threats for fair, transparent and efficient markets; - Supporting improved defenses from both external and internal cyber-based threats against the markets.

  • Lead Systems Engineer at Protech Australia
    Mar 1998 - Oct 1998 · 8 mos

    Provision of technology solutions and services to clients in a broad range of industries. Services ranged from desktop support to network, server and directory design and implementation. Clients included Air Services Australia, AON Risk, Minolta Imagining, Neverfail Water.

  • Feild Services Engineer at BHP
    Mar 1997 - Feb 1998 · 1 yr

    Provided broad range of technology support accross the Illawarra based BHP / Bluescope sites. Involved understanding the various line of business applications and technology services.

  • Technology Consultant at AFS Intercultural Programs
    Mar 1994 - Dec 1996 · 2 yrs 10 mos

    Provided all technology support for the Novell / Lotus based network. Also provided first level support of various customer line of business applications. Involved working with international partners to develop comunication based on early IP / internet technology.