John Oliver currently serves as the 3D Database Integration Lead at Aechelon Technology Inc. since May 2025. Prior to this role, John had an extensive tenure at Presagis, where John was the Content Creation Subject Matter Expert from May 2009 to July 2025. John also worked as the Principal Technologist for Geospatial Content at RSi Visuals from October 2023 to May 2025. Earlier in John's career, positions included Lead Visual Database at CAE from January 2008 to April 2009 and Director of Synthetic Natural Environment Engineering at Quantum3D from 2004 to 2008.
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