Argonne National Laboratory Executive and Leadership Team

May, 2026

Leadership Overview

Argonne National Laboratory has 6 executives leading key functions including finance, information technology, human resources, operations, and medical services.

Driven by scientific advancement, Argonne National Laboratory is dedicated to pioneering research in energy, global security, and energy systems, shaping a sustainable future through innovation and collaboration.

Leadership Roles at Argonne National Laboratory

  • Chief Financial Officer - Michael Cain
  • Q-Next and Esra Chief Operating Officer - Dena Reetz
  • Deputy Chief Information Officer & Chief Information Security Officer - Michael Skwarek
  • Chief Human Resources Officer - Daniel Raker
  • Deputy Chief Human Resources Officer - Pamela Gruszka
  • Chief Medical Officer - Lisa Pocius
  • Michael Cain - Chief Financial Officer

    Michael Cain, the Chief Financial Officer at Argonne National Laboratory, directs all financial operations and fiscal strategy. Cain oversees budgeting, financial planning, accounting, and reporting, ensuring robust financial health and compliance with Department of Energy regulations. This leadership role involves managing capital allocation and optimizing resource utilization across the laboratory's diverse research initiatives. Cain's financial acumen supports the laboratory's mission in energy, global security, and energy systems by providing the necessary financial framework for groundbreaking scientific endeavors. Michael Cain drives fiscal responsibility, enabling sustained investment in critical research and development projects that advance national interests and technological progress. The Chief Financial Officer ensures that all financial activities align with the laboratory's strategic objectives and operational demands, fostering an environment of accountability and efficiency.

    Dena Reetz - Q-Next and Esra Chief Operating Officer

    Dena Reetz, the Q-Next and Esra Chief Operating Officer at Argonne National Laboratory, directs the operational execution and strategic implementation for critical research programs. Reetz oversees the day-to-day management of resources, personnel, and project timelines, ensuring efficient progress and successful outcomes for Q-Next and Esra initiatives. This leadership position is crucial for translating complex scientific objectives into tangible operational realities, supporting Argonne's advancements in energy, global security, and energy systems. Dena Reetz drives operational excellence, managing the intricate logistical and administrative frameworks required for cutting-edge research. The Q-Next and Esra Chief Operating Officer ensures that these specialized programs operate at peak efficiency, facilitating breakthroughs and maintaining the laboratory's leadership in scientific discovery.

    Michael Skwarek - Deputy Chief Information Officer & Chief Information Security Officer

    Michael Skwarek, the Deputy Chief Information Officer & Chief Information Security Officer at Argonne National Laboratory, architects and enforces the laboratory's comprehensive information technology and cybersecurity strategies. Skwarek oversees the development and implementation of secure IT infrastructure, data protection protocols, and risk management frameworks essential for safeguarding sensitive research and operational data. This dual role ensures both the efficient functioning of IT systems and the robust defense against evolving cyber threats. Michael Skwarek's leadership is critical in maintaining the integrity and confidentiality of information supporting Argonne's specialized work in energy, global security, and energy systems. The Deputy Chief Information Officer & Chief Information Security Officer champions technological innovation while upholding the highest standards of information security, enabling secure collaboration and data-driven discovery across the organization.

    Daniel Raker - Chief Human Resources Officer

    Daniel Raker, the Chief Human Resources Officer at Argonne National Laboratory, leads all human capital management initiatives, fostering a high-performance culture aligned with the laboratory's scientific mission. Raker directs talent acquisition, employee development, compensation and benefits, and organizational effectiveness programs, ensuring Argonne attracts and retains top scientific and technical talent. This strategic role involves cultivating an inclusive and supportive work environment that drives innovation in energy, global security, and energy systems. Daniel Raker champions employee engagement and professional growth, providing the essential human resources framework that underpins the laboratory's groundbreaking research. The Chief Human Resources Officer ensures that human resources policies and practices effectively support the laboratory's operational needs and long-term strategic goals, promoting a culture of excellence and collaboration.

    Pamela Gruszka - Deputy Chief Human Resources Officer

    Pamela Gruszka, the Deputy Chief Human Resources Officer at Argonne National Laboratory, supports the Chief Human Resources Officer in executing comprehensive human capital strategies. Gruszka focuses on enhancing employee relations, implementing HR policies, and driving initiatives that promote workforce development and operational efficiency. This role is vital in ensuring the smooth functioning of HR operations, supporting talent management, and fostering a positive organizational climate. Pamela Gruszka contributes significantly to maintaining a skilled and motivated workforce, essential for Argonne's advanced research in energy, global security, and energy systems. The Deputy Chief Human Resources Officer collaborates closely with leadership to address workforce challenges and opportunities, ensuring that human resources functions effectively support the laboratory's mission and strategic objectives.

    Lisa Pocius - Chief Medical Officer

    Lisa Pocius, the Chief Medical Officer at Argonne National Laboratory, provides expert medical oversight and guidance, ensuring the health and safety of personnel engaged in specialized research activities. Pocius develops and implements health protocols, manages occupational health programs, and advises on medical best practices relevant to the laboratory's unique operational environment. This role is fundamental to supporting the well-being of the workforce, enabling Argonne's critical contributions to energy, global security, and energy systems. Lisa Pocius champions a proactive approach to health and safety, mitigating risks associated with advanced scientific research. The Chief Medical Officer ensures that comprehensive medical support is available, safeguarding the health of employees and maintaining operational continuity across all laboratory functions.
    Lisa Pocius

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    Frequently Asked Questions Regarding Argonne National Laboratory Top Executives and Leadership Team

    Who leads Argonne National Laboratory?
    Argonne National Laboratory is led by Michael Cain (Chief Financial Officer), along with executives such as Dena Reetz (Q-Next and Esra Chief Operating Officer) and Michael Skwarek (Deputy Chief Information Officer & Chief Information Security Officer).
    Who is part of Argonne National Laboratory’s executive team?
    The executive team of Argonne National Laboratory includes leaders such as Michael Cain (Chief Financial Officer), Dena Reetz (Q-Next and Esra Chief Operating Officer), Michael Skwarek (Deputy Chief Information Officer & Chief Information Security Officer) and other senior executives.
    How many executives does Argonne National Laboratory have?
    Argonne National Laboratory has 6 executives leading key business areas.
    What roles are included in Argonne National Laboratory’s leadership team?
    The leadership team of Argonne National Laboratory includes roles such as Chief Financial Officer, Q-Next and Esra Chief Operating Officer, Deputy Chief Information Officer & Chief Information Security Officer, Chief Human Resources Officer, Deputy Chief Human Resources Officer.