DigiCert Executive and Leadership Team

June, 2026

Leadership Overview

DigiCert has 4 executives leading key functions including technology, strategy, and operations.

Driven by a commitment to digital trust, DigiCert provides essential PKI solutions that secure the internet and digital identities globally, fostering a safer online environment for businesses and consumers alike.

Leadership Roles at DigiCert

  • President - Moon-Seok Yoon
  • President - Andrea McCourt
  • Chief Technology Officer - Jason Sabin
  • Vice President & Chief Technology Officer - David Miller
  • Moon-Seok Yoon - President

    Moon-Seok Yoon, the President at DigiCert, directs overarching business strategy and global market expansion initiatives. Yoon's leadership focuses on driving revenue growth and enhancing DigiCert's market presence across key sectors including healthcare and technology. This executive role involves forging strategic partnerships and overseeing sales operations to ensure the widespread adoption of the company's digital security and PKI solutions. By guiding the company's strategic direction, Moon-Seok Yoon ensures alignment with market demands and customer needs, particularly in areas like identity management and software trust. Yoon's executive oversight is vital for maintaining DigiCert's competitive edge and expanding its reach to organizations worldwide seeking to establish digital trust.

    Andrea McCourt - President

    Andrea McCourt, the President at DigiCert, drives strategic operational execution and customer engagement across global markets. McCourt's leadership emphasizes enhancing the delivery and management of DigiCert's comprehensive suite of PKI solutions, including TLS/SSL certificates and document signing services. This executive function involves optimizing internal processes and fostering strong relationships with enterprise clients to ensure seamless certificate lifecycle management. By focusing on operational efficiency and customer satisfaction, Andrea McCourt directly supports DigiCert's mission to provide robust digital trust solutions to government, financial services, and technology sectors. McCourt's strategic oversight is instrumental in scaling operations and reinforcing DigiCert's reputation for reliability and security.

    Jason Sabin - Chief Technology Officer

    Jason Sabin, the Chief Technology Officer at DigiCert, architects the company's technological vision and product development strategy. Overseeing the engineering and research teams, Sabin drives innovation in public key infrastructure (PKI) and digital security solutions, directly impacting the evolution of TLS/SSL certificates, identity management, and IoT security. This leadership role involves translating complex market needs into robust, scalable technological frameworks, ensuring DigiCert remains at the forefront of digital trust. By focusing on advanced security protocols and platform enhancements, Jason Sabin ensures the integrity and performance of DigiCert's offerings, supporting the company's mission to establish and maintain digital trust across web, device, and software environments. Sabin's technical leadership is crucial for developing next-generation security solutions that address emerging threats and industry demands.
    Jason Sabin

    David Miller - Vice President & Chief Technology Officer

    David Miller, the Vice President & Chief Technology Officer at DigiCert, spearheads critical technology initiatives and operational excellence within the organization. Miller's responsibilities encompass the strategic deployment of technology infrastructure and the optimization of existing systems to support DigiCert's extensive portfolio of security solutions, including certificate management and DNS security. This executive function involves close collaboration with engineering and product teams to ensure the reliability and scalability of platforms like DigiCert ONE and CertCentral. By driving technological advancements and operational efficiencies, David Miller directly contributes to the company's ability to serve diverse industries such as government and financial services. Miller's focus on technological innovation and operational integrity reinforces DigiCert's position as a leading provider of PKI solutions.

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    Frequently Asked Questions Regarding DigiCert Top Executives and Leadership Team

    Who leads DigiCert?
    DigiCert is led by Moon-Seok Yoon (President), along with executives such as Andrea McCourt (President) and Jason Sabin (Chief Technology Officer).
    Who is part of DigiCert’s executive team?
    The executive team of DigiCert includes leaders such as Moon-Seok Yoon (President), Andrea McCourt (President), Jason Sabin (Chief Technology Officer) and other senior executives.
    How many executives does DigiCert have?
    DigiCert has 4 executives leading key business areas.
    What roles are included in DigiCert’s leadership team?
    The leadership team of DigiCert includes roles such as President, President, Chief Technology Officer, Vice President & Chief Technology Officer.