- Aveva System Platform — validated data collection; primary cluster central + site clusters.
- Ignition SCADA — KPI monitoring; central in South Bend, WAN-dependent direct OPC UA to sites.
- ScadaBridge — in-house Akka.NET integration layer; already deployed; the IT↔OT strategic layer.
- LmxOpcUa — in-house OPC UA server exposing System Platform objects; per-node today, evolves into OtOpcUa.
- Camstar MES — sole enterprise MES; today integrates via single Aveva Web API call.
- Aveva Historian — sole historian; central-only in South Bend; permanent retention; BOBJ → Power BI migration in flight.