Defence Science & Technology Executive and Leadership Team

July, 2026

Leadership Overview

Defence Science & Technology has 4 executives leading key functions including information technology, strategy, communications, and international relations.

Driven by a commitment to national security, Defence Science & Technology provides critical scientific advice and solutions, fostering innovation through collaboration with Australia's science and technology ecosystem to enhance defence capabilities.

Leadership Roles at Defence Science & Technology

  • Deputy Chief Information Officer (Acting) - Stefan Landherr
  • Chief Technology Officer, Strategy, Communications & International - Richard Samuels
  • Chief of Staff To the Chief Defence Scientist - Natasha George
  • Deputy Chief of Staff - Natalie Solomko
  • Stefan Landherr - Deputy Chief Information Officer (Acting)

    Stefan Landherr, the Deputy Chief Information Officer (Acting) at Defence Science & Technology, directs the operational execution of information technology strategies. Overseeing the agency's digital infrastructure, Landherr ensures the secure and efficient delivery of IT services critical to national security operations. This leadership involves managing cybersecurity protocols and implementing technological advancements to support Defence's evolving needs. By optimizing network performance and data management, Stefan Landherr directly supports the organization's mission to provide scientific advice and solutions. The role requires close coordination with various departments to align IT capabilities with strategic objectives, ensuring robust technological support for research and development initiatives across air, land, and sea domains. Landherr's focus remains on maintaining system integrity and enhancing user access to vital technological resources.

    Richard Samuels - Chief Technology Officer, Strategy, Communications & International

    Richard Samuels, the Chief Technology Officer, Strategy, Communications & International at Defence Science & Technology, architects the technological vision and strategic direction for the organization. This executive guides the integration of cutting-edge technologies across defence and national security domains, including autonomous systems and cyber warfare. Samuels drives international collaboration initiatives, fostering partnerships with global science and innovation ecosystems to enhance Australian capabilities. Overseeing strategic communications, this role ensures the effective dissemination of technological advancements and research findings. By aligning technological roadmaps with national security imperatives, Richard Samuels ensures Defence Science & Technology remains at the forefront of innovation. The position demands a deep understanding of emerging threats and opportunities, translating complex scientific research into actionable strategic plans and fostering a culture of continuous technological improvement.

    Natasha George - Chief of Staff To the Chief Defence Scientist

    Natasha George, the Chief of Staff To the Chief Defence Scientist at Defence Science & Technology, provides direct operational and strategic support to the Chief Defence Scientist. This executive manages the coordination of key initiatives and ensures the efficient functioning of the Chief Defence Scientist's office, facilitating the organization's overarching mission. George oversees the strategic alignment of departmental activities with the broader goals of national security and defence capabilities. This involves managing critical communications and stakeholder engagement, both domestically and internationally. By streamlining operational workflows and advising on strategic priorities, Natasha George enhances the effectiveness of the Chief Defence Scientist's leadership. The role requires a comprehensive understanding of defence science, policy, and inter-agency collaboration, ensuring seamless execution of strategic directives and fostering innovation across research domains.

    Natalie Solomko - Deputy Chief of Staff

    Natalie Solomko, the Deputy Chief of Staff at Defence Science & Technology, supports the strategic operations and administrative functions of the leadership team. This executive assists in coordinating cross-functional projects and ensuring the smooth execution of departmental objectives related to defence science and national security. Solomko plays a crucial part in managing internal communications and facilitating collaboration between various research and development units. By optimizing resource allocation and supporting strategic planning processes, Natalie Solomko contributes to the organization's ability to deliver scientific advice and innovative solutions. The role demands meticulous attention to detail and a proactive approach to problem-solving, ensuring that Defence Science & Technology effectively leverages interdisciplinary expertise to address complex challenges.

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    Frequently Asked Questions Regarding Defence Science & Technology Top Executives and Leadership Team

    Who leads Defence Science & Technology?
    Defence Science & Technology is led by Stefan Landherr (Deputy Chief Information Officer (Acting)), along with executives such as Richard Samuels (Chief Technology Officer, Strategy, Communications & International) and Natasha George (Chief of Staff To the Chief Defence Scientist).
    Who is part of Defence Science & Technology’s executive team?
    The executive team of Defence Science & Technology includes leaders such as Stefan Landherr (Deputy Chief Information Officer (Acting)), Richard Samuels (Chief Technology Officer, Strategy, Communications & International), Natasha George (Chief of Staff To the Chief Defence Scientist) and other senior executives.
    How many executives does Defence Science & Technology have?
    Defence Science & Technology has 4 executives leading key business areas.
    What roles are included in Defence Science & Technology’s leadership team?
    The leadership team of Defence Science & Technology includes roles such as Deputy Chief Information Officer (Acting), Chief Technology Officer, Strategy, Communications & International, Chief of Staff To the Chief Defence Scientist, Deputy Chief of Staff.