A data acquisition and processing platform system for Industrial Internet of Things (IIoT) analysis and control, the system configured to receive data from a plurality of data sources having data streams with different properties, the system having an architecture comprising a plurality of platform installations, each installation comprising a node, and the system comprising: a data ingestion subsystem having a plurality of data receivers, each of the plurality of data receivers adapted to acquire data from specific data sources; a routing subsystem and a message bus subsystem, the routing and message bus subsystems together forming a communication backbone of the system; a signal identification subsystem, closely interconnected with a data processing subsystem, and configured to form a separate data stream of alarms; and a user interface (UI) backend, configured to provide front-end applications, including information and actionable insights to the end users; wherein the system architecture is scalable and reliable and configured for continuous handling of data streaming from various data sources.