GDIT Executive and Leadership Team

June, 2026

Leadership Overview

GDIT has 10 executives leading key functions including strategy, operations, finance, human resources, and technology.

Driven by innovation, GDIT is dedicated to providing advanced AI and ML solutions, implementing complex IT systems, and shaping the future of technology consulting with a focus on impactful, data-driven outcomes.

Leadership Roles at GDIT

  • Chief Executive Officer - Mohit Lumar
  • Chief Financial Officer - Alison Harbrecht
  • Chief Operating Officer - Ellen Quinn
  • Senior Vice President, Chief Human Resources Officer - Rebecca McHale
  • Vice President, Technology & Chief Technology Officer, Sector - Justin Kent
  • Ai Delivery Architect & Chief Technology Officer, Defense - Darren Petrie
  • Chief Technology Officer, Sector State Local, Pvs & Health Sciences - Michael Freed
  • Senior Vice President and Chief Technology Officer - Benjamin Gianni
  • Chief Technology Officer, Health & Human Services At General Dynamics Information Technology (Hhs) - Krishnaraj Kannan
  • Program Director & Chief Technology Officer, Program - George Norwood
  • Mohit Lumar - Chief Executive Officer

    Mohit Lumar, the Chief Executive Officer at GDIT, directs the company's overall strategic vision and operational execution. Lumar guides GDIT's expansion in artificial intelligence and machine learning solutions, ensuring alignment with market demands and technological advancements. This leadership role involves fostering innovation across all departments and driving the implementation of cutting-edge IT systems. By focusing on client success and sustainable growth, Mohit Lumar ensures GDIT maintains its position as a leader in technology consulting. The Chief Executive Officer's purview encompasses all business units, guaranteeing cohesive strategy and performance across the organization. Lumar's executive decisions shape GDIT's market impact and long-term trajectory, emphasizing a commitment to delivering transformative solutions.

    Alison Harbrecht - Chief Financial Officer

    Alison Harbrecht, the Chief Financial Officer at GDIT, directs all financial planning, management, and reporting activities. Harbrecht ensures the fiscal health and strategic financial direction of the company, overseeing budgeting, forecasting, and investment strategies. This executive position is vital for managing the financial aspects of GDIT's AI and ML solutions and IT system implementations. By maintaining robust financial controls and identifying growth opportunities, Alison Harbrecht supports GDIT's market expansion and profitability. The Chief Financial Officer's oversight extends to financial risk management and capital allocation, ensuring resources are effectively deployed to achieve business objectives. Harbrecht's financial acumen is crucial for sustaining GDIT's operational capabilities and driving long-term value.
    Alison Harbrecht

    Ellen Quinn - Chief Operating Officer

    Ellen Quinn, the Chief Operating Officer at GDIT, oversees the day-to-day operational efficiency and service delivery. Quinn manages the implementation of IT systems and the deployment of AI and ML solutions across client engagements. This critical role ensures seamless integration of technology and operational processes, driving project success and client satisfaction. By optimizing resource allocation and streamlining workflows, Ellen Quinn enhances GDIT's capacity to deliver complex projects. The Chief Operating Officer's responsibilities include managing cross-functional teams and ensuring adherence to quality standards. Quinn's leadership focuses on operational excellence, supporting GDIT's mission to provide impactful technology consulting services and maintain high levels of performance across all sectors.

    Rebecca McHale - Senior Vice President, Chief Human Resources Officer

    Rebecca McHale, the Senior Vice President, Chief Human Resources Officer at GDIT, leads all human capital strategies and initiatives. McHale develops and implements programs focused on talent acquisition, employee development, and organizational culture, essential for a company focused on AI and ML expertise. This role ensures GDIT attracts and retains top talent required for designing and implementing advanced IT systems. By fostering a supportive and innovative work environment, Rebecca McHale enhances employee engagement and productivity. The Chief Human Resources Officer's responsibilities include managing compensation, benefits, and employee relations, aligning HR functions with GDIT's strategic goals. McHale's leadership is key to building a skilled workforce capable of driving GDIT's technological advancements.

    Justin Kent - Vice President, Technology & Chief Technology Officer, Sector

    Justin Kent, the Vice President, Technology & Chief Technology Officer, Sector at GDIT, drives technological innovation and strategy within specific market sectors. Kent focuses on the application of AI and ML solutions and the design of IT systems tailored to sector-specific client needs. This leadership position involves evaluating emerging technologies and guiding their integration to enhance service offerings. By championing technological advancements, Justin Kent ensures GDIT remains at the forefront of the industry. The Chief Technology Officer, Sector's responsibilities include overseeing technology roadmaps and ensuring technical excellence in project delivery. Kent's expertise is critical for translating complex technical requirements into effective business solutions for clients.

    Darren Petrie - Ai Delivery Architect & Chief Technology Officer, Defense

    Darren Petrie, the Ai Delivery Architect & Chief Technology Officer, Defense at GDIT, architects and delivers advanced AI solutions for the defense sector. Petrie leads the technical strategy for AI/ML implementations and IT system designs specifically for defense clients, ensuring robust and secure solutions. This role is pivotal in translating complex defense requirements into actionable technology roadmaps. By focusing on the practical application of artificial intelligence, Darren Petrie enhances GDIT's capabilities in supporting critical defense missions. The Chief Technology Officer, Defense's purview includes managing the technical aspects of large-scale defense projects. Petrie's deep understanding of defense technology ensures GDIT provides cutting-edge solutions that meet stringent operational demands.

    Michael Freed - Chief Technology Officer, Sector State Local, Pvs & Health Sciences

    Michael Freed, the Chief Technology Officer, Sector State Local, Pvs & Health Sciences at GDIT, spearheads technology strategy for public sector clients including state, local government, public sector ventures, and health sciences. Freed guides the implementation of AI and ML solutions and IT systems tailored to the unique challenges of these diverse markets. This executive role ensures GDIT's technology offerings effectively address public service needs and healthcare advancements. By focusing on innovation and efficiency, Michael Freed drives the adoption of transformative technologies. The Chief Technology Officer, Sector's responsibilities encompass developing and executing technology roadmaps for these critical sectors. Freed's leadership ensures GDIT delivers impactful solutions that improve public services and health outcomes.

    Benjamin Gianni - Senior Vice President and Chief Technology Officer

    Benjamin Gianni, the Senior Vice President and Chief Technology Officer at GDIT, sets the overarching technology vision and strategy for the entire organization. Gianni leads the exploration and adoption of advanced technologies, including AI and ML, ensuring GDIT's solutions remain innovative and competitive. This executive position is fundamental to guiding the company's technological direction and fostering a culture of continuous improvement. By driving research and development initiatives, Benjamin Gianni ensures GDIT remains at the forefront of IT system design and implementation. The Chief Technology Officer's responsibilities include overseeing the technology architecture and ensuring its scalability and security. Gianni's strategic leadership is crucial for GDIT's ability to deliver transformative technology solutions across all markets.
    Benjamin Gianni

    Krishnaraj Kannan - Chief Technology Officer, Health & Human Services At General Dynamics Information Technology (Hhs)

    Krishnaraj Kannan, the Chief Technology Officer, Health & Human Services At General Dynamics Information Technology (Hhs) at GDIT, directs technology strategy specifically for the Health and Human Services sector. Kannan focuses on leveraging AI and ML to enhance health IT systems and improve service delivery for HHS clients. This specialized role is critical for addressing the complex technological needs of healthcare and social services organizations. By driving innovation in health technology, Krishnaraj Kannan supports GDIT's mission to improve health outcomes and operational efficiency. The Chief Technology Officer, Health & Human Services' responsibilities include developing and implementing technology roadmaps tailored to this vital sector. Kannan's expertise ensures GDIT provides advanced, secure, and effective technology solutions for HHS.

    George Norwood - Program Director & Chief Technology Officer, Program

    George Norwood, the Program Director & Chief Technology Officer, Program at GDIT, leads technology strategy and execution for specific programs. Norwood oversees the design and implementation of IT systems and AI/ML solutions within these designated programs, ensuring technical objectives are met. This role is essential for managing the technological aspects of large-scale, complex projects. By focusing on program-specific technological requirements, George Norwood ensures successful delivery and client satisfaction. The Chief Technology Officer, Program's responsibilities include aligning technology initiatives with program goals and managing technical teams. Norwood's leadership ensures that GDIT's programs benefit from cutting-edge technology and efficient system integration.

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    Frequently Asked Questions Regarding GDIT Top Executives and Leadership Team

    Who leads GDIT?
    GDIT is led by Mohit Lumar (Chief Executive Officer), along with executives such as Alison Harbrecht (Chief Financial Officer) and Ellen Quinn (Chief Operating Officer).
    Who is part of GDIT’s executive team?
    The executive team of GDIT includes leaders such as Mohit Lumar (Chief Executive Officer), Alison Harbrecht (Chief Financial Officer), Ellen Quinn (Chief Operating Officer) and other senior executives.
    How many executives does GDIT have?
    GDIT has 10 executives leading key business areas.
    What roles are included in GDIT’s leadership team?
    The leadership team of GDIT includes roles such as Chief Executive Officer, Chief Financial Officer, Chief Operating Officer, Senior Vice President, Chief Human Resources Officer, Vice President, Technology & Chief Technology Officer, Sector.