ManTech International Executive and Leadership Team

June, 2026

Leadership Overview

ManTech International has 10 executives leading key functions including marketing, finance, technology, operations, and information systems.

Driven by innovation, ManTech International provides advanced technological services to the United States government, focusing on cyber security, data analytics, and enterprise IT infrastructure to support federal civilian, defense, and intelligence markets.

Leadership Roles at ManTech International

  • Chief Financial Officer - James Govekar
  • Executive Vice President & Chief Financial Officer - Michael Ruppert
  • Chief Financial Officer & Compliance Analyst - Justin Fuqua
  • Deputy Chief Operating Officer - Chad Boser
  • Chief Marketing Officer - Sheila Blackwell
  • Chief Technology Officer - Morris Brown
  • Chief of Staff for NAVSEA Carriers - Patrick Murray
  • Deputy Director & Chief Information Officer, Office of - Caitlin Ray
  • Deputy Director & Chief Information Officer, Office of - Caitlin Gedney
  • Chief Technology Officer, Digital - Marc Vandeveer
  • James Govekar - Chief Financial Officer

    James Govekar, the Chief Financial Officer at ManTech International, manages all financial operations and strategic fiscal planning. Govekar oversees budgeting, forecasting, financial reporting, and capital management, ensuring robust financial health for the company's extensive government contracts. This critical role involves analyzing market trends and economic conditions to inform investment strategies and optimize resource allocation across ManTech's diverse service offerings, including cyber security and data analytics. Govekar's oversight extends to managing financial risks and ensuring compliance with all government regulations and accounting standards. By driving financial efficiency and transparency, James Govekar directly supports ManTech's ability to deliver advanced technological services to the federal civilian, defense, and intelligence markets. The Chief Financial Officer ensures the company's financial stability and growth.

    Michael Ruppert - Executive Vice President & Chief Financial Officer

    Michael Ruppert, the Executive Vice President & Chief Financial Officer at ManTech International, provides strategic financial leadership and oversight. Ruppert directs financial planning, analysis, and reporting, ensuring the fiscal integrity of operations supporting the United States government. This executive role involves managing complex financial structures and optimizing capital deployment for ManTech's advanced technological services, including cyber security and enterprise IT solutions. Ruppert's responsibilities encompass risk management, compliance, and driving financial performance across all market segments: federal civilian, defense, and intelligence. By ensuring sound financial governance, Michael Ruppert directly enhances ManTech's capacity to execute large-scale government projects and maintain market leadership. The Executive Vice President & Chief Financial Officer champions financial discipline and strategic growth.
    Michael Ruppert

    Justin Fuqua - Chief Financial Officer & Compliance Analyst

    Justin Fuqua, the Chief Financial Officer & Compliance Analyst at ManTech International, oversees financial integrity and regulatory adherence. Fuqua manages financial reporting, budgeting, and analysis, while also ensuring all operations comply with government standards and ManTech's internal policies. This dual role is crucial for maintaining trust and credibility with United States government clients in the federal civilian, defense, and intelligence markets. Fuqua's expertise in compliance analysis supports the secure delivery of cyber security solutions and data analytics services. By upholding rigorous financial and compliance standards, Justin Fuqua directly safeguards ManTech's reputation and operational continuity. The Chief Financial Officer & Compliance Analyst ensures both fiscal responsibility and regulatory adherence.

    Chad Boser - Deputy Chief Operating Officer

    Chad Boser, the Deputy Chief Operating Officer at ManTech International, supports the execution of operational strategies across the organization. Boser focuses on enhancing service delivery efficiency and optimizing resource utilization for ManTech's technological services provided to the United States government. This role involves collaborating with various departments to streamline processes related to cyber security, data analytics, and IT infrastructure management. Boser's efforts contribute to ensuring seamless project execution and client satisfaction within the federal civilian, defense, and intelligence markets. By driving operational improvements, Chad Boser directly supports ManTech's commitment to delivering high-quality technological solutions. The Deputy Chief Operating Officer plays a key part in operational excellence and project success.

    Sheila Blackwell - Chief Marketing Officer

    Sheila Blackwell, the Chief Marketing Officer at ManTech International, directs all global marketing initiatives. Blackwell oversees brand strategy, market research, and lead generation efforts, ensuring alignment with the company's mission to provide advanced technological services to the United States government. This leadership role involves developing and executing comprehensive marketing campaigns across digital and traditional channels to enhance ManTech's presence in the federal civilian, defense, and intelligence sectors. Blackwell's strategic direction supports the expansion of services including cyber security solutions, data collection and analytics, and enterprise IT infrastructure. By optimizing market outreach, Sheila Blackwell directly contributes to securing new government contracts and strengthening client relationships. The Chief Marketing Officer ensures consistent messaging and value proposition delivery to key stakeholders.

    Morris Brown - Chief Technology Officer

    Morris Brown, the Chief Technology Officer at ManTech International, architects the company's technological vision and innovation roadmap. Brown leads the research and development of cutting-edge solutions, focusing on advancing cyber security, data collection and analytics, and enterprise IT infrastructure services. This position involves evaluating emerging technologies and integrating them into ManTech's service portfolio to meet the evolving needs of the United States government across federal civilian, defense, and intelligence sectors. Brown's expertise drives the development of software and systems that enhance operational effectiveness for government clients. By fostering a culture of technological excellence, Morris Brown directly ensures ManTech remains at the forefront of providing advanced technological solutions. The Chief Technology Officer guides the company's technical strategy and implementation.

    Patrick Murray - Chief of Staff for NAVSEA Carriers

    Patrick Murray, the Chief of Staff for NAVSEA Carriers at ManTech International, provides strategic support and operational coordination for critical naval programs. Murray ensures seamless integration of ManTech's technological services with the specific requirements of the Naval Sea Systems Command (NAVSEA) carrier programs. This position involves managing key initiatives, facilitating communication between ManTech leadership and NAVSEA stakeholders, and overseeing project execution to meet stringent defense sector demands. Murray's focus is on delivering advanced solutions in areas such as cyber security and systems development tailored for naval applications. By driving effective program management, Patrick Murray directly contributes to the success of vital defense contracts. The Chief of Staff for NAVSEA Carriers ensures strategic alignment and operational readiness.

    Caitlin Ray - Deputy Director & Chief Information Officer, Office of

    Caitlin Ray, the Deputy Director & Chief Information Officer, Office of at ManTech International, directs the strategic implementation of information technology systems. Ray oversees the development and management of IT infrastructure, ensuring robust cyber security measures and efficient data management for government operations. This role involves aligning technology initiatives with ManTech's mission to provide advanced services to the United States government, particularly within the federal civilian and intelligence sectors. Ray's leadership ensures that IT systems support critical functions such as data collection and analytics, and software development. By enhancing technological capabilities, Caitlin Ray directly contributes to ManTech's ability to deliver secure and effective solutions. The Deputy Director & Chief Information Officer ensures optimal IT performance and security.

    Caitlin Gedney - Deputy Director & Chief Information Officer, Office of

    Caitlin Gedney, the Deputy Director & Chief Information Officer, Office of at ManTech International, drives the strategic direction of information systems and technology infrastructure. Gedney manages the deployment of advanced IT solutions, focusing on enhancing cyber security and data analytics capabilities for government clients. This position is vital for supporting ManTech's commitment to providing comprehensive technological services across the defense and intelligence markets. Gedney's oversight ensures that IT operations are secure, efficient, and aligned with the evolving needs of the United States government. By championing technological innovation, Caitlin Gedney directly strengthens ManTech's service delivery and operational resilience. The Deputy Director & Chief Information Officer ensures robust IT governance and strategic technology adoption.

    Marc Vandeveer - Chief Technology Officer, Digital

    Marc Vandeveer, the Chief Technology Officer, Digital at ManTech International, spearheads the digital transformation initiatives and technological advancements. Vandeveer focuses on developing and implementing innovative digital solutions that enhance ManTech's service offerings in cyber security, data analytics, and enterprise IT for the United States government. This leadership role involves exploring emerging digital technologies and integrating them to improve client outcomes within the federal civilian, defense, and intelligence sectors. Vandeveer's expertise drives the creation of scalable software and systems that meet complex government requirements. By leading digital innovation, Marc Vandeveer directly strengthens ManTech's competitive edge and its ability to deliver cutting-edge technological services. The Chief Technology Officer, Digital ensures forward-thinking digital strategy and execution.
    Marc Vandeveer

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    Frequently Asked Questions Regarding ManTech International Top Executives and Leadership Team

    Who leads ManTech International?
    ManTech International is led by James Govekar (Chief Financial Officer), along with executives such as Michael Ruppert (Executive Vice President & Chief Financial Officer) and Justin Fuqua (Chief Financial Officer & Compliance Analyst).
    Who is part of ManTech International’s executive team?
    The executive team of ManTech International includes leaders such as James Govekar (Chief Financial Officer), Michael Ruppert (Executive Vice President & Chief Financial Officer), Justin Fuqua (Chief Financial Officer & Compliance Analyst) and other senior executives.
    How many executives does ManTech International have?
    ManTech International has 10 executives leading key business areas.
    What roles are included in ManTech International’s leadership team?
    The leadership team of ManTech International includes roles such as Chief Financial Officer, Executive Vice President & Chief Financial Officer, Chief Financial Officer & Compliance Analyst, Deputy Chief Operating Officer, Chief Marketing Officer.