# AI Knowledge Engineer## ProofpointPublished 13 Jun 2026### Share this jobArgentinaFull Time## Role Highlights### Languages usedPython### Key skillsAIData GovernanceMachine LearningData ScienceKnowledge GraphsComputer ScienceProduct ManagementIALLMsGenerative AICloudModellingInfrastructureArchitectureReliabilityAutomationSecurityRAG### Tools, Libraries and FrameworksIOSLLamaindexLangchain## DescriptionThe role involves designing and building semantic knowledge systems to enable AI agents and decision-support applications to reason over complex organizational information. The engineer will create semantic representations, governance frameworks, and knowledge architectures to unify information while maintaining data lineage and trust. Responsibilities include developing knowledge graphs, taxonomies, and ontologies to transform structured and unstructured content into AI-consumable assets. The position requires collaborating with cross-functional teams to integrate knowledge systems with...