United States Space Force Executive and Leadership Team

July, 2026

Leadership Overview

United States Space Force has 10 executives leading key functions including strategy, operations, finance, information technology, technology, future concepts, cyber operations, and delta operations.

Driven by national security imperatives, United States Space Force is dedicated to organizing, training, and equipping space forces in order to protect U.S. and allied interests in space and provide space capabilities essential to the joint combatant commands.

Leadership Roles at United States Space Force

  • Chief Financial Officer - Cynthia Sisco
  • Chief Operating Officer - Damian Davies
  • Gs-15 and Nh-Iv - Director Of Staff (Ussf and Chief Operating Officer - Sf and S3 and 4 and 6 and 7 and 10) - Christopher Terrio
  • Chief of Staff - Pell Thompson
  • Chief Information Officer - David Dunklee
  • Chief Technology Officer - Roberta Ewart
  • Future Concepts & Partnerships Chief of Staff - Brendon Herbeck
  • Chief of Staff, Space Forces Northern - Mark Longenecker
  • Chief of Staff & Director, Cyber Operations, National Reconnaissance Office - Myles Spetsios
  • Delta 8 Chief of Staff - Benjamin Herring
  • Cynthia Sisco - Chief Financial Officer

    Cynthia Sisco, the Chief Financial Officer at United States Space Force, directs all financial planning, budgeting, and fiscal management activities. Sisco oversees the allocation of resources, ensuring financial integrity and compliance with governmental regulations across all United States Space Force operations. This critical role involves managing expenditures, optimizing financial performance, and providing strategic financial guidance to support the branch's long-term objectives. By maintaining robust financial controls, Cynthia Sisco ensures the efficient use of taxpayer funds and enhances the branch's fiscal sustainability. Sisco's expertise is vital in navigating complex budgetary landscapes and securing the necessary financial backing for advanced space technologies and missions. The Chief Financial Officer's responsibilities include developing financial models that support strategic decision-making and reporting on fiscal health to key stakeholders.

    Damian Davies - Chief Operating Officer

    Damian Davies, the Chief Operating Officer at United States Space Force, orchestrates the day-to-day operational activities essential for mission success. Davies oversees the implementation of strategic initiatives, ensuring that all operational units function cohesively and efficiently to meet the demands of space operations. This role involves managing resource allocation, optimizing workflows, and driving performance improvements across all operational theaters. By focusing on operational excellence, Damian Davies ensures the United States Space Force maintains its readiness and capability to execute complex space missions. Davies's leadership is critical in translating strategic objectives into actionable operational plans, thereby reinforcing the branch's commitment to national security. The Chief Operating Officer's purview extends to enhancing logistical support and streamlining processes to maximize the effectiveness of space assets and personnel.
    Damian Davies

    Christopher Terrio - Gs-15 and Nh-Iv - Director Of Staff (Ussf and Chief Operating Officer - Sf and S3 and 4 and 6 and 7 and 10)

    Christopher Terrio, the Gs-15 and Nh-Iv - Director Of Staff (Ussf and Chief Operating Officer - Sf and S3 and 4 and 6 and 7 and 10) at United States Space Force, directs multifaceted operational and staff functions across multiple divisions. Terrio oversees the strategic implementation of directives, ensuring cohesive execution of responsibilities within the specified S3, S4, S6, S7, and S10 units, alongside broader Chief Operating Officer duties for Space Forces. This comprehensive role involves managing complex organizational structures, optimizing resource allocation, and driving operational efficiency across diverse functional areas. By providing strategic leadership, Christopher Terrio ensures the United States Space Force maintains robust operational capabilities and achieves its mission objectives. Terrio's expertise is vital in coordinating activities that span critical support, logistics, and operational planning. The Director of Staff's focus includes enhancing inter-divisional synergy and ensuring seamless integration of all assigned functions.
    Christopher Terrio

    Pell Thompson - Chief of Staff

    Pell Thompson, the Chief of Staff at United States Space Force, directs the strategic alignment of departmental operations and ensures seamless execution of directives from higher command. Overseeing critical administrative functions, Pell Thompson manages the flow of information and resources to support the branch's mission objectives. This leadership position involves coordinating efforts across various divisions to maintain operational readiness and foster inter-agency collaboration. By optimizing internal processes, Pell Thompson directly contributes to the efficiency and effectiveness of the United States Space Force's global presence. Thompson's focus remains on enhancing the command's ability to respond to evolving space-based threats and opportunities, ensuring the branch's strategic goals are met with precision and agility. The role demands a comprehensive understanding of military protocols and a proactive approach to problem-solving, ensuring all staff functions operate at peak performance.

    David Dunklee - Chief Information Officer

    David Dunklee, the Chief Information Officer at United States Space Force, leads the strategic direction and management of all information technology systems and infrastructure. Dunklee is responsible for ensuring the security, reliability, and interoperability of the IT networks that support critical space operations and command functions. This role involves overseeing the implementation of advanced technological solutions, managing data integrity, and safeguarding sensitive information against cyber threats. By driving innovation in IT, David Dunklee enhances the United States Space Force's digital capabilities and operational effectiveness. Dunklee's leadership ensures that the branch possesses the robust technological backbone necessary for modern warfare and intelligence gathering in the space domain. The Chief Information Officer's focus includes modernizing systems to meet evolving mission requirements and ensuring seamless connectivity across global operations.
    David Dunklee

    Roberta Ewart - Chief Technology Officer

    Roberta Ewart, the Chief Technology Officer at United States Space Force, drives the research, development, and integration of cutting-edge technologies to advance space capabilities. Ewart oversees the technological roadmap, ensuring that the United States Space Force remains at the forefront of innovation in space systems and applications. This position involves identifying emerging technologies, assessing their potential impact, and guiding their adoption to enhance mission effectiveness and strategic advantage. By fostering a culture of technological advancement, Roberta Ewart ensures the branch is equipped with the most sophisticated tools for space dominance. Ewart's expertise is crucial in developing and deploying next-generation space assets and communication systems. The Chief Technology Officer's responsibilities include collaborating with industry partners and research institutions to accelerate technological breakthroughs.

    Brendon Herbeck - Future Concepts & Partnerships Chief of Staff

    Brendon Herbeck, the Future Concepts & Partnerships Chief of Staff at United States Space Force, spearheads the development of forward-looking strategies and cultivates vital external alliances. Herbeck directs initiatives focused on identifying and integrating novel concepts that will shape the future of space operations and defense. This role involves fostering collaboration with both domestic and international partners, including governmental agencies, research institutions, and private industry, to explore synergistic opportunities. By building robust partnerships, Brendon Herbeck enhances the United States Space Force's capacity for innovation and expands its operational reach. Herbeck's strategic vision is instrumental in anticipating future challenges and opportunities in the space domain. The Chief of Staff's focus includes translating visionary concepts into actionable plans that secure long-term technological and strategic superiority.

    Mark Longenecker - Chief of Staff, Space Forces Northern

    Mark Longenecker, the Chief of Staff, Space Forces Northern at United States Space Force, directs operational command and strategic execution within the northern theater. Longenecker oversees the readiness and deployment of space forces assigned to this critical region, ensuring seamless integration with joint military operations. This leadership role involves managing resources, coordinating training exercises, and implementing policies to maintain peak performance of space assets. By focusing on regional command effectiveness, Mark Longenecker ensures the United States Space Force upholds its responsibilities in safeguarding northern airspace and supporting national security objectives. Longenecker's command is vital for projecting power and maintaining situational awareness across expansive territories. The Chief of Staff's responsibilities include fostering strong relationships with allied forces operating within the northern command structure.

    Myles Spetsios - Chief of Staff & Director, Cyber Operations, National Reconnaissance Office

    Myles Spetsios, the Chief of Staff & Director, Cyber Operations, National Reconnaissance Office at United States Space Force, leads critical cyber defense and operational initiatives. Spetsios directs the strategic planning and execution of cyber operations, safeguarding sensitive national security data and infrastructure. This dual role involves overseeing the integration of cyber capabilities with space-based intelligence gathering, ensuring robust protection against evolving threats. By enhancing cyber resilience, Myles Spetsios strengthens the United States Space Force's ability to operate securely in contested environments. Spetsios's leadership is paramount in maintaining the integrity of critical information systems and ensuring uninterrupted mission support. The Director's focus includes developing advanced cyber defense strategies and fostering a highly skilled cyber workforce.

    Benjamin Herring - Delta 8 Chief of Staff

    Benjamin Herring, the Delta 8 Chief of Staff at United States Space Force, manages the strategic direction and operational execution for a specialized space operations unit. Herring oversees the coordination of resources and personnel within Delta 8, ensuring alignment with broader United States Space Force objectives and mission requirements. This position involves directing training programs, implementing operational protocols, and fostering a culture of excellence within the delta. By optimizing unit performance, Benjamin Herring contributes directly to the effectiveness of critical space missions undertaken by Delta 8. Herring's leadership ensures that the delta is prepared to execute its specialized functions with precision and reliability. The Chief of Staff's responsibilities include enhancing inter-unit communication and ensuring seamless integration with other operational commands.

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    Frequently Asked Questions Regarding United States Space Force Top Executives and Leadership Team

    Who leads United States Space Force?
    United States Space Force is led by Cynthia Sisco (Chief Financial Officer), along with executives such as Damian Davies (Chief Operating Officer) and Christopher Terrio (Gs-15 and Nh-Iv - Director Of Staff (Ussf and Chief Operating Officer - Sf and S3 and 4 and 6 and 7 and 10)).
    Who is part of United States Space Force’s executive team?
    The executive team of United States Space Force includes leaders such as Cynthia Sisco (Chief Financial Officer), Damian Davies (Chief Operating Officer), Christopher Terrio (Gs-15 and Nh-Iv - Director Of Staff (Ussf and Chief Operating Officer - Sf and S3 and 4 and 6 and 7 and 10)) and other senior executives.
    How many executives does United States Space Force have?
    United States Space Force has 10 executives leading key business areas.
    What roles are included in United States Space Force’s leadership team?
    The leadership team of United States Space Force includes roles such as Chief Financial Officer, Chief Operating Officer, Gs-15 and Nh-Iv - Director Of Staff (Ussf and Chief Operating Officer - Sf and S3 and 4 and 6 and 7 and 10), Chief of Staff, Chief Information Officer.