CACI International Executive and Leadership Team

John Mengucci, the President & Chief Executive Officer at CACI International, directs the overarching corporate strategy and operational execution for the entire organization. Overseeing the delivery of mission-critical technology to defense and intelligence agencies, the President & Chief Executive Officer ensures alignment between internal capabilities and national security requirements. This leadership role involves managing complex domestic and international operations to drive sustainable growth and market expansion. By fostering innovation across all business segments, John Mengucci directly influences the modernization of federal systems. The President & Chief Executive Officer maintains rigorous standards for operational excellence while navigating the evolving landscape of government contracting. Through strategic oversight of enterprise-wide initiatives, Mengucci secures the long-term competitive position of the firm within the global technology consulting industry.

Joseph Nicoletti, the Vice President - Chief Technology Officer for Digital Solutions at CACI International, architects advanced digital frameworks to support federal modernization efforts. Managing the development of scalable software and data platforms, the Vice President - Chief Technology Officer for Digital Solutions ensures that enterprise customers receive cutting-edge information solutions. This role involves integrating complex digital architectures into existing government infrastructures to enhance operational efficiency. By prioritizing secure and resilient technology deployments, Joseph Nicoletti directly impacts the success of national security missions. The Vice President - Chief Technology Officer for Digital Solutions collaborates with cross-functional teams to translate technical requirements into actionable mission support. Through the implementation of innovative digital strategies, Nicoletti drives the technological evolution of the company's domestic operations portfolio.

Steve Daughety, the Contractor Support To DON Chief Information Officer at CACI International, manages specialized technical advisory services for Department of Navy information systems. Overseeing the alignment of IT governance with mission-critical requirements, the Contractor Support To DON Chief Information Officer ensures that naval infrastructure remains secure and modernized. This role involves providing high-level technical guidance to support complex enterprise IT initiatives. By optimizing information flow and system reliability, Steve Daughety directly contributes to the operational readiness of defense clients. The Contractor Support To DON Chief Information Officer coordinates with internal stakeholders to deliver robust technology solutions that meet stringent government standards. Through consistent technical oversight and strategic planning, Daughety strengthens the company's footprint within the federal civilian and defense IT sectors.

Stephan Wielandy, the Chief Scientist & Chief Technology Officer, High-Power Laser Technology at CACI International, leads research and development initiatives focused on advanced laser systems for defense applications. Directing the engineering of high-power optical technologies, the Chief Scientist & Chief Technology Officer, High-Power Laser Technology ensures that the company maintains a competitive edge in C4ISR and space-based capabilities. This role involves translating complex scientific concepts into deployable hardware for national security missions. By pushing the boundaries of laser innovation, Stephan Wielandy directly enhances the precision and effectiveness of defense systems. The Chief Scientist & Chief Technology Officer, High-Power Laser Technology collaborates with research teams to secure technological breakthroughs that support long-term growth. Through rigorous scientific inquiry and technical leadership, Wielandy advances the company's specialized engineering services.

Jennifer LaFollette, the C-Suite Executive Assistant, Chief Human Resources Officer at CACI International, coordinates administrative operations and strategic human capital initiatives. Facilitating communication between executive leadership and human resources departments, the C-Suite Executive Assistant, Chief Human Resources Officer ensures that organizational policies support the company's mission-driven workforce. This role involves managing complex scheduling and operational workflows that enable the leadership team to focus on high-level business objectives. By streamlining internal processes, Jennifer LaFollette directly supports the efficiency of the human resources function. The C-Suite Executive Assistant, Chief Human Resources Officer maintains alignment across various corporate departments to foster a productive work environment. Through diligent management of executive priorities, LaFollette contributes to the overall stability and operational success of the firm.

Marjorie Bailey, the Executive Vice President & Chief Human Resources Officer at CACI International, designs and executes global talent strategies to support the company's mission-focused workforce. Overseeing recruitment, retention, and professional development, the Executive Vice President & Chief Human Resources Officer ensures that the organization attracts top-tier expertise for national security projects. This role involves aligning human capital initiatives with the company's growth objectives in the defense and intelligence sectors. By cultivating a high-performance culture, Marjorie Bailey directly impacts the firm's ability to deliver complex engineering and IT services. The Executive Vice President & Chief Human Resources Officer collaborates with the board to implement compensation and leadership development programs. Through strategic workforce planning, Bailey secures the human resources necessary to maintain the company's market leadership.

Michael Mourelatos, the Senior Vice President, Growth and Innovation, Chief Technology Officer at CACI International, drives the development of new market opportunities through technological innovation. Managing the pipeline of emerging solutions, the Senior Vice President, Growth and Innovation, Chief Technology Officer ensures that the company remains at the forefront of government modernization. This role involves identifying and integrating new technologies into the firm's service offerings to address evolving customer needs. By fostering a culture of innovation, Michael Mourelatos directly supports the company's expansion into new federal and commercial markets. The Senior Vice President, Growth and Innovation, Chief Technology Officer coordinates with business development teams to translate technical capabilities into revenue growth. Through strategic investment in research and development, Mourelatos accelerates the delivery of advanced mission support solutions.

Marcie Small, the Executive VP & Chief Human Resources Officer at CACI International, manages organizational development and employee engagement initiatives across the global enterprise. Overseeing the implementation of comprehensive human resources policies, the Executive VP & Chief Human Resources Officer ensures that the workforce remains aligned with the company's mission to support national security. This role involves optimizing performance management systems to drive operational excellence. By championing diversity and inclusion, Marcie Small directly enhances the company's ability to attract diverse talent for complex government projects. The Executive VP & Chief Human Resources Officer collaborates with senior leadership to build a resilient and adaptable organizational structure. Through the strategic management of human capital, Small ensures that the firm possesses the necessary expertise to meet the demands of its diverse client base.

Maxim Bolshtyansky, the Principal Architect & Chief Technology Officer, Optics & Systems, Office at CACI International, designs sophisticated optical and sensor systems for defense and intelligence applications. Directing the technical architecture of complex hardware, the Principal Architect & Chief Technology Officer, Optics & Systems, Office ensures that the company delivers high-precision solutions for national security missions. This role involves overseeing the integration of advanced optics into broader C4ISR platforms. By refining system performance and reliability, Maxim Bolshtyansky directly contributes to the success of mission-critical operations. The Principal Architect & Chief Technology Officer, Optics & Systems, Office collaborates with engineering teams to solve complex technical challenges in the field. Through the application of advanced architectural principles, Bolshtyansky strengthens the company's capabilities in specialized engineering and space-based technology.

C. Holliday-Graham, the Software Engineer & Chief Information Officer, Lead Office of Dod, Governance Directive at CACI International, manages the implementation of IT governance and software standards for Department of Defense contracts. Overseeing the compliance and security of information systems, the Software Engineer & Chief Information Officer, Lead Office of Dod, Governance Directive ensures that all digital solutions adhere to strict federal mandates. This role involves architecting secure software environments that support mission-critical data processing. By enforcing rigorous governance protocols, C. Holliday-Graham directly impacts the integrity and security of government IT infrastructure. The Software Engineer & Chief Information Officer, Lead Office of Dod, Governance Directive coordinates with internal teams to ensure seamless integration of software solutions. Through technical leadership and regulatory oversight, Holliday-Graham maintains the company's reputation for secure and reliable enterprise IT delivery.