Ernest Wong is a Technical Manager and serves as the Positioning, Navigation, and Timing (PNT) Technical Lead at the Department of Homeland Security (DHS) Science and Technology Directorate (S&T). In his current role, Ernest leads the strategic direction of PNT activities at DHS S&T and also provides technical policy advice to DHS leadership on issues relating to PNT cybersecurity and critical infrastructure resilience to PNT vulnerabilities. Ernest works closely with industry to address PNT resiliency issues and led the development of the Resilient PNT Conformance Framework, which has since transitioned to IEEE P1952 for the development of voluntary standards. He also led the development and execution of the 2017 and 2018 DHS GPS Equipment Testing for Critical Infrastructure (GET-CI) test events, which have continued as a recurring event and remains the primary civil event for private sector industry stakeholders to test critical infrastructure equipment against live-sky GPS spoofing threats. Ernest’s focus at DHS is critical infrastructure resilience and its intersection with emerging technology and threats, including PNT, cybersecurity, space systems, quantum, and 5G. Before coming to DHS S&T, Ernest was an IT project manager delivering enterprise software solutions to the General Services Administration (GSA). Ernest holds a Bachelor of Science in Engineering from the University of Michigan and a Master of Public Policy from George Mason University.