user requirements , PI System Administration and Security, system design documents, core PI Historian Knowledge, Computerized Systems Compliance regulations and standards, Automation Compliance projects, PI Notifications and Event Frames, profibus, Modbus, drafting software test plans, PI Asset Framework AF, PI Interfaces and PI Connectors, PI Vision dashboards and reporting, Emerson DeltaV DCS systems, foundation fieldbus, Automation Engineering, process controls equipment, HART, PI Data Archive historian database