Nathan Mills

Driving business value through the strategic implementation of risk management, resilience and security operations.

Greater Richmond Region

About

I have led converged Cyber/Physical security organizations, managing teams focused on executive security services, global operations, and physical security technology. Our mission is to build trust at the highest levels while addressing business risks through innovative security measures. My expertise includes physical security, enterprise risk management, and operational technology integrations, supported by an engineering and project management background. I am committed to advancing security strategies that align with business goals, fostering resilience, and protecting assets worldwide.

Experience

  • Global Head of Security at Brink’s Inc
    Apr 2026 - Present · 3 mos

    Responsible for advancing a modern, risk-based, intelligence-led security program that protects our people, assets, and operations across more than 140 countries. My focus is on building a globally aligned, locally effective, Center of Excellence (COE) security organization. One that integrates physical security, technology, threat intelligence, and operational risk into a cohesive strategy that enables the business to grow safely and confidently. The role includes developing high-performing teams, strengthening partnerships across the enterprise, and leveraging data and innovation to stay ahead of emerging risks in an increasingly complex global environment.

  • Zoom (Full-time · 4 yrs 11 mos)
    • Head of Global Security (CSO Physical)
      Oct 2023 - Feb 2026 · 2 yrs 5 mos

      Building trust at the highest levels of Zoom as part of the converged Cyber/Physical security organization. Lead the Executive Security Services, GSOC, Physical Security Operations, Physical Security Technology, and China PhySec teams.

    • Head of Physical Security
      May 2022 - Oct 2023 · 1 yr 6 mos

      Live our mission of “Protect to Enable” and lead colleagues to constantly display our value of Delivering Happiness.

    • Senior Manager Physical Security
      Apr 2021 - May 2022 · 1 yr 2 mos

      Living our group's mission of "Protect to Enable" - Delivering Happiness through a world-class physical security and business resilience program inside a converged cyber-physical security organization. Addressing business risks and developing technologies that can be used throughout the risk management industry.

  • Director - Security Risk and Crisis Management at GE
    Nov 2019 - Apr 2021 · 1 yr 6 mos

    Lead a team of security risk and EHS professionals dedicated to safeguarding infrastructure, intellectual property, and the health and welfare of employees that provide IT and Cyber security services to the GE corporation. Serves as a trusted advisor and internal consultant, providing guidance to senior leadership team on all issues of risk. Valued as a top leader with insights involving crisis management, physical security, government compliance, and EHS functions that drive business value.

  • Technical Security Manager at GE Digital
    Sep 2017 - Nov 2019 · 2 yrs 3 mos

    - Holistic risk management across GE Digital facilities’ operational technology (OT) stack (technical security systems – access control, visitor management, intrusion detection, video monitoring, etc and other building subsystems (HVAC, lighting, elevators, life safety) that may impact employee safety, business continuity, and Intellectual Property protection - Lead the design, development, and deployment of the TSS Digital Thread Initiative to improve the user experience at GE facilities by reducing “security friction” where possible - Map & integrate IT/Cyber IAM/IDM best practices to the physical environment - Leverage GE Digital products & services where possible through design and vendor partnerships - Improve understanding of operational environment (hardware usage/health, financial accountability, movement through space); accountability (assets, employees, and supply chain); and risk management - by integrating facility OT system data flows where possible - Manage design/scope/policy/procedures for TSS across the GE enterprise - Lead and manage TSS projects and risk assessment within Mergers/Acquisition/Divestiture and construction framework - Develop process improvements using project management best practices for data management, data analysis and data visualization from the TSS - Perform Facility Security Officer (FSO) duties – Ensure National Industrial Security Program (NISP) compliance with DoD; respond to periodic audits/surveys from government partners (FBI, NSA, DoD, Commerce, etc); manage GE Digital government clearances; provide security briefings for new, exiting, and traveling employees; provide annual refresher training for cleared GE Digital employees; manage and implement the site strategy for SCIFs and Closed Areas.

  • U.S. Department of State (14 yrs 3 mos)
    • Security Technology Manager - NEA region
      May 2016 - Sep 2017 · 1 yr 5 mos

      Program manager for the GCC and Levant. Lead and manage the engineers and technicians that maintain the technical security portfolio at U.S. missions in the region. Provide portfolio management for individual programs in diverse countries while developing a growing technical security workforce. Integrate business intelligence platforms to ensure high quality assurance and robust data analytics. Projects involve all forms of technical and physical security: Physical Security Information Management (PSIM), CCTV (including IP-CCTV), access control, perimeter security (vehicle barriers, ballistic doors/windows, etc.), TSCM, Reliability Centered Maintenance, Intrusion Detection Systems, power and data infrastructure.

    • Foreign Service Officer - Security Engineering Officer
      Jul 2003 - Sep 2017 · 14 yrs 3 mos

      Manage the technical security of U.S. Embassies around the world. Develop and implement technical security protocols for physical security including: Technical Surveillance Countermeasures (TSCM) alarm systems, Closed Circuit Television (CCTV), bomb detection, motion detection, as well as computer network security.

    • Branch Chief, Quality Assurance and Liaison Branch
      Aug 2014 - May 2016 · 1 yr 10 mos

      Developing quality management and performance metrics criteria for the Office of Security Technology. Utilize prescriptive and other advanced analytic techniques to discover trends and proactively address issues in order to better protect the people, the information and the facilities of the U.S. Department of State domestically and overseas.