CONSOLIDATED NUCLEAR SECURITY Executive and Leadership Team

September, 2026

Leadership Overview

CONSOLIDATED NUCLEAR SECURITY has 5 executives leading key functions including human resources, executive operations, technology, and information systems.

Focused on advancing nuclear security excellence, CONSOLIDATED NUCLEAR SECURITY delivers critical infrastructure support and innovative engineering solutions for government agencies while fostering professional development for veterans and technical experts across the nation.

Leadership Roles at CONSOLIDATED NUCLEAR SECURITY

  • Chief Human Resources Officer - Diane Grooms
  • Executive Officer. Chief of Staff - Jennifer Whitmer
  • Chief Technology Officer, Office - Brian Ward
  • Chief Human Resources Officer - Rebecca Sisk
  • Chief Information Officer, Office of - Lucas K.
  • Diane Grooms - Chief Human Resources Officer

    Diane Grooms, the Chief Human Resources Officer at CONSOLIDATED NUCLEAR SECURITY, directs all talent acquisition and workforce development initiatives. Grooms architects comprehensive recruitment strategies to attract top-tier engineering talent for complex nuclear security projects. By aligning human capital with the mission of the Department of Energy, the Chief Human Resources Officer ensures the organization maintains a highly skilled workforce capable of meeting rigorous safety standards. Diane Grooms also oversees internal training programs designed to support veterans transitioning into specialized technical roles. This leadership role involves managing large-scale organizational culture initiatives that promote safety, innovation, and community outreach. Through the implementation of robust performance management systems, the Chief Human Resources Officer drives operational efficiency across all regional facilities. Grooms secures long-term organizational stability by fostering inclusive career paths that empower employees to contribute directly to the national security mission while maintaining compliance with federal labor regulations.

    Jennifer Whitmer - Executive Officer. Chief of Staff

    Jennifer Whitmer, the Executive Officer. Chief of Staff at CONSOLIDATED NUCLEAR SECURITY, coordinates strategic planning and cross-functional communication across the executive leadership team. Whitmer manages the daily operations of the executive office, ensuring alignment between corporate objectives and the requirements of the National Nuclear Security Administration. By facilitating high-level decision-making processes, the Executive Officer. Chief of Staff optimizes resource allocation for critical nuclear facility projects. Jennifer Whitmer also directs internal governance protocols to maintain operational transparency and regulatory adherence. This leadership role involves synthesizing complex data from various departments to provide actionable insights for the board. Through the synchronization of departmental goals, the Executive Officer. Chief of Staff drives organizational agility in a high-stakes industry. Whitmer secures operational excellence by streamlining communication channels and ensuring that all strategic initiatives receive the necessary support to achieve mission-critical outcomes for government partners.

    Brian Ward - Chief Technology Officer, Office

    Brian Ward, the Chief Technology Officer, Office at CONSOLIDATED NUCLEAR SECURITY, architects advanced technical frameworks to support nuclear facility operations. Ward directs the research and development of innovative engineering solutions that enhance safety and security protocols. By integrating cutting-edge technology into existing infrastructure, the Chief Technology Officer, Office ensures the organization remains at the forefront of the nuclear sector. Brian Ward also oversees the implementation of specialized hardware and software systems required for complex government contracts. This leadership role involves collaborating with engineering teams to solve critical technical challenges while maintaining strict adherence to federal security standards. Through the deployment of modern technical assets, the Chief Technology Officer, Office drives efficiency and reliability across all operational sites. Ward secures the technological future of the company by fostering a culture of continuous improvement and technical excellence, ensuring that all systems meet the evolving demands of national security agencies.

    Rebecca Sisk - Chief Human Resources Officer

    Rebecca Sisk, the Chief Human Resources Officer at CONSOLIDATED NUCLEAR SECURITY, manages employee relations and organizational health across the enterprise. Sisk designs comprehensive benefits and compensation structures that incentivize excellence in the nuclear security field. By focusing on retention and professional growth, the Chief Human Resources Officer ensures the company maintains a competitive edge in the engineering labor market. Rebecca Sisk also leads diversity and inclusion initiatives that broaden the talent pipeline for technical roles. This leadership role involves navigating complex labor relations and ensuring that all personnel policies align with federal mandates. Through the optimization of HR technology platforms, the Chief Human Resources Officer drives administrative efficiency and improves the overall employee experience. Sisk secures the long-term success of the organization by cultivating a supportive environment where technical experts can thrive, ultimately contributing to the successful execution of high-priority government projects and community outreach programs.

    Lucas K. - Chief Information Officer, Office of

    Lucas K., the Chief Information Officer, Office of at CONSOLIDATED NUCLEAR SECURITY, directs the digital infrastructure and cybersecurity posture of the organization. K. architects secure data management systems that protect sensitive information related to nuclear security operations. By implementing robust network protocols, the Chief Information Officer, Office of ensures the integrity and availability of critical digital assets for government clients. Lucas K. also oversees the modernization of information technology systems to support real-time data analysis and operational monitoring. This leadership role involves managing large-scale IT projects that enhance connectivity and collaboration across geographically dispersed facilities. Through the integration of advanced cybersecurity measures, the Chief Information Officer, Office of drives risk mitigation and ensures compliance with federal data protection standards. K. secures the digital perimeter of the company by maintaining a resilient IT environment that supports the complex technical requirements of the nuclear sector and its partners.

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    Frequently Asked Questions Regarding CONSOLIDATED NUCLEAR SECURITY Top Executives and Leadership Team

    Who leads CONSOLIDATED NUCLEAR SECURITY?
    CONSOLIDATED NUCLEAR SECURITY is led by Diane Grooms (Chief Human Resources Officer), along with executives such as Jennifer Whitmer (Executive Officer. Chief of Staff) and Brian Ward (Chief Technology Officer, Office).
    Who is part of CONSOLIDATED NUCLEAR SECURITY’s executive team?
    The executive team of CONSOLIDATED NUCLEAR SECURITY includes leaders such as Diane Grooms (Chief Human Resources Officer), Jennifer Whitmer (Executive Officer. Chief of Staff), Brian Ward (Chief Technology Officer, Office) and other senior executives.
    How many executives does CONSOLIDATED NUCLEAR SECURITY have?
    CONSOLIDATED NUCLEAR SECURITY has 5 executives leading key business areas.
    What roles are included in CONSOLIDATED NUCLEAR SECURITY’s leadership team?
    The leadership team of CONSOLIDATED NUCLEAR SECURITY includes roles such as Chief Human Resources Officer, Executive Officer. Chief of Staff, Chief Technology Officer, Office, Chief Human Resources Officer, Chief Information Officer, Office of.