Voyager Executive and Leadership Team

July, 2026

Leadership Overview

Voyager has 7 executives leading key functions including strategy, finance, technology, operations, and business unit leadership.

Driven by innovation, Voyager is dedicated to developing and delivering advanced, mission-critical solutions for national security, civil, and commercial space operations, tackling complex challenges across defense systems, communications, and spacecraft technologies.

Leadership Roles at Voyager

  • Chief Financial Officer - Phil De Sousa
  • Chief Financial Officer, D & Ns - Mary Blomer-Santos
  • Chief Operating Officer & General Manager, Space Solutions & Space Businesses - Ty Baumbaugh
  • President, Space, Defense & National Security - Matthew Magaña
  • President, Defense Systems - Mike O'Brien
  • Chief of Staff - Jennifer Hiatt
  • Chief Technology Officer - Paul Tilghman
  • Phil De Sousa - Chief Financial Officer

    Phil De Sousa, the Chief Financial Officer at Voyager, directs all financial planning, management, and reporting activities. De Sousa oversees the company's fiscal health, managing budgets, investments, and financial strategies to support Voyager's growth in the defense and space technology sectors. This leadership position involves ensuring robust financial controls and compliance with regulatory requirements across all operations, from Earth's surface to low Earth orbit. Phil De Sousa's responsibilities include analyzing market trends and economic conditions to inform strategic financial decisions, thereby safeguarding the company's assets and maximizing shareholder value. The Chief Financial Officer's expertise is critical in funding complex, mission-critical projects and acquisitions that expand Voyager's capabilities in satellite systems and spacecraft technologies.

    Mary Blomer-Santos - Chief Financial Officer, D & Ns

    Mary Blomer-Santos, the Chief Financial Officer, D & Ns at Voyager, manages the financial operations specifically for the Defense and National Security sectors. Blomer-Santos ensures fiscal integrity and strategic financial planning for these critical business units, supporting the development and delivery of advanced, mission-critical solutions. This role involves detailed financial analysis, budget management, and compliance oversight tailored to the unique demands of national security operations. Mary Blomer-Santos's expertise is vital in allocating resources effectively for defense systems, intelligence support, and related technologies, ensuring financial stability and growth within these specialized areas. The Chief Financial Officer's contribution is key to maintaining Voyager's competitive edge and supporting government missions.

    Ty Baumbaugh - Chief Operating Officer & General Manager, Space Solutions & Space Businesses

    Ty Baumbaugh, the Chief Operating Officer & General Manager, Space Solutions & Space Businesses at Voyager, drives operational excellence across the company's space-focused divisions. Baumbaugh oversees the execution of strategies for satellite systems, propulsion, and spacecraft technologies, ensuring efficient delivery of advanced solutions for civil and commercial space operations. This leadership role involves managing day-to-day operations, optimizing resource allocation, and fostering a culture of continuous improvement within the space solutions and space businesses. Ty Baumbaugh's focus is on enhancing the company's capabilities to support missions from Earth's surface through low Earth orbit and beyond, directly contributing to Voyager's expansion in the global space market. The Chief Operating Officer's leadership ensures the seamless integration of acquired capabilities and the successful deployment of complex space infrastructure projects.

    Matthew Magaña - President, Space, Defense & National Security

    Matthew Magaña, the President, Space, Defense & National Security at Voyager, spearheads the strategic direction and business development for the company's core sectors. Magaña drives growth and innovation across space infrastructure, spacecraft technologies, and defense systems, ensuring Voyager delivers advanced, mission-critical solutions. This leadership position involves cultivating key relationships with government and commercial partners, aligning operational capabilities with evolving market needs. Matthew Magaña's oversight extends to expanding the company's footprint in low Earth orbit and beyond, supporting complex research and operational missions. The President's focus is on enhancing Voyager's market position and driving the successful execution of initiatives aimed at expanding human presence and research in orbit.
    Matthew Magaña

    Mike O'Brien - President, Defense Systems

    Mike O'Brien, the President, Defense Systems at Voyager, directs the strategic vision and operational execution for the company's defense technology portfolio. O'Brien focuses on developing and delivering advanced, mission-critical solutions tailored to national security requirements, encompassing a range of defense systems and intelligence support services. This leadership role involves fostering innovation within the defense sector, ensuring Voyager's offerings meet the rigorous demands of government clients. Mike O'Brien's responsibilities include driving business growth, managing key partnerships, and overseeing the integration of new technologies to enhance the company's capabilities. The President's leadership ensures Voyager's continued contribution to national security through cutting-edge defense solutions.

    Jennifer Hiatt - Chief of Staff

    Jennifer Hiatt, the Chief of Staff at Voyager, directs strategic initiatives and operational alignment across the organization. Hiatt ensures seamless execution of corporate objectives by coordinating cross-functional teams and managing key projects that support Voyager's mission in defense and space technology. This role involves close collaboration with executive leadership to translate high-level strategy into actionable plans, driving efficiency and effectiveness in day-to-day operations. Jennifer Hiatt's oversight extends to optimizing internal processes and facilitating communication channels, ensuring that all departments work cohesively towards advancing the company's goals in national security and commercial space ventures. The Chief of Staff's focus remains on enhancing organizational performance and supporting the strategic direction of Voyager's complex technological endeavors.

    Paul Tilghman - Chief Technology Officer

    Paul Tilghman, the Chief Technology Officer at Voyager, architects the company's technological vision and innovation roadmap. Tilghman leads research and development efforts, focusing on advancing mission-critical solutions for national security and commercial space operations. This role involves identifying emerging technologies and integrating them into Voyager's offerings, spanning defense systems, communications, and spacecraft technologies. Paul Tilghman's strategic direction ensures that Voyager remains at the forefront of innovation, supporting government, commercial, and research missions from Earth's surface through low Earth orbit and beyond. The Chief Technology Officer's guidance is essential for developing next-generation satellite systems, propulsion technologies, and space mission support tools, driving the company's expansion into new frontiers.
    Paul Tilghman

    Explore Leadership Teams in Aerospace & Defense

    Frequently Asked Questions Regarding Voyager Top Executives and Leadership Team

    Who leads Voyager?
    Voyager is led by Phil De Sousa (Chief Financial Officer), along with executives such as Mary Blomer-Santos (Chief Financial Officer, D & Ns) and Ty Baumbaugh (Chief Operating Officer & General Manager, Space Solutions & Space Businesses).
    Who is part of Voyager’s executive team?
    The executive team of Voyager includes leaders such as Phil De Sousa (Chief Financial Officer), Mary Blomer-Santos (Chief Financial Officer, D & Ns), Ty Baumbaugh (Chief Operating Officer & General Manager, Space Solutions & Space Businesses) and other senior executives.
    How many executives does Voyager have?
    Voyager has 7 executives leading key business areas.
    What roles are included in Voyager’s leadership team?
    The leadership team of Voyager includes roles such as Chief Financial Officer, Chief Financial Officer, D & Ns, Chief Operating Officer & General Manager, Space Solutions & Space Businesses, President, Space, Defense & National Security, President, Defense Systems.