Compito
Node-RED development: 3+ years building and deploying production flows – function nodes, subflows,
custom nodes, context, error handling, dashboard, Git projects
Node-RED management platform: FlowFuse or equivalent – instance provisioning, snapshots /
versioning, dev-to-production pipelines, remote device agents
Node-RED flow standardisation: reusable subflow / template libraries, naming and topic conventions,
common error handling and logging, coding standards and review checklists
Rockwell PLC programming: ControlLogix / CompactLogix in Studio 5000 – ladder, structured text,
AOIs, UDTs, tags, MSG instructions, EtherNet/IP
Siemens PLC programming: S7-1200 / S7-1500 in TIA Portal – LAD / FBD / SCL, FBs / FCs, DBs, S7
and OPC UA communication
Siemens CNC – SINUMERIK 840D sl: machine data, NC program basics, alarms, operating modes,
SINUMERIK Operate and OPC UA interface for collecting machine, program, alarm and axis data
PLC debugging: online monitoring, tracing values and handshakes, checking communication status
Industrial controls & automation: machine states, cycles, alarms, interlocks; sensor → PLC → edge
→ enterprise data flow
MQTT: Mosquitto / EMQX / HiveMQ – topic design, QoS, retained messages, TLS / mTLS, ACLs,
bridging
JSON, JSON Schema & data validation: payload design, schema versioning, validation and handling
of invalid data
Docker: Docker and Docker Compose on IPCs and VMs
IPC / VM / Linux: Ubuntu / RHEL basics, networking, SSH, logs; Windows IPC basics
Additional (good to have): Python / C# / Go; OPC UA, Modbus TCP, Profinet, Sparkplug B; HMI /
SCADA; Siemens / Rockwell edge platforms; OT networking and IEC 62443 awareness