OT Systems & Engineering

End-to-end PLC, DCS, SCADA and MES deployment - from bare metal to live operations

We design, program and commission PLC, DCS, SCADA and MES systems for the most demanding industrial environments - from single-machine pilots to 350-PLC gigafactory deployments. Every project is built with high availability, IEC 62443 security architecture and Purdue-model network segmentation.

OT Systems Integration

End-to-end deployment across all major OEMs - Siemens TIA Portal, Rockwell Studio 5000, ABB, Fanuc, Mitsubishi. Active-Active HA redundancy, zone-based security and full lifecycle documentation.

PLC/DCS Programming & Commissioning
SCADA Architecture & Server Clustering
MES Implementation & SAP/Oracle ERP Integration
250+ OT Protocol Native Support
Active-Active HA Redundancy Design
IEC 62443 Cybersecurity Architecture
Purdue Model Network Segmentation
OSIsoft PI / AVEVA Historian Integration

OT-IT Convergence

Bridge the shopfloor and enterprise without compromising OT security. Unified Namespace broker architectures connect production data to ERP and cloud analytics in real time with TLS end-to-end encryption.

Unified Namespace (UNS) Broker Clusters
OPC-UA Information Modelling & Server Setup
MQTT / SparkplugB Broker Deployment
SAP S/4HANA & Oracle ERP Integration
Data Contextualisation & Enrichment Pipeline
Store-and-Forward Offline Buffering
TLS End-to-End Encryption
Real-Time Shopfloor to ERP Data Flow

Lifecycle & AMC

From FAT and SAT commissioning through to long-term Annual Maintenance Contracts - engineering support, upgrades, training and 24×7 NOC monitoring from our global operations centres.

FAT / SAT / Site Commissioning Support
Operator & Maintenance Training Programmes
24×7 NOC Monitoring from Global NOC
Annual Maintenance Contracts (AMC)
System Upgrades & OS Migration Management
Patch & Vulnerability Management
SLA-Backed P1 Incident Response (30min)
Spare Parts & Vendor Management

Ready to get started?

Talk to a Delfers engineer about your specific challenge.