Job Location: Hershey, PA or Remote (with travel to manufacturing sites as needed) * Position Title: OT Data Engineer * * Summary:* The OT Data Engineer – Unified Namespace is responsible for designing and implementing scalable industrial data solutions that enable real-time visibility and integration across manufacturing systems. This role supports Hershey’s Digital Factory initiatives by connecting Control Systems, Historians, MES, and ERP platforms through a unified, standards-based data architecture. This Staff Engineer role contributes to enterprise OT data strategy, improving decision-making, operational efficiency, and digital capabilities across the manufacturing network. * Key Responsibilities:* * Design, build, and maintain a Unified Namespace (UNS) architecture using MQTT-based technologies * Develop semantic data models and hierarchical structures aligned to ISA-95 and ISA-88 standards * Integrate PLC/SCADA, historians, MES, WMS, Production Planning, QMS, and ERP syste...