PCS logo Programming Control Systems LTD
Based in Cork • Serving Munster & Ireland

PLC & HMI Programming for Industrial Plants

Our core focus is reliable, maintainable PLC and HMI software. We also deliver industrial dashboards and OT cybersecurity so your factory stays visible, supported and secure.

  • • Siemens • Rockwell • Beckhoff • CoDeSys • Omron
  • • FactoryTalk View Studio • AVEVA / Wonderware • WinCC • Ignition • Weintek
  • • On-prem dashboards and OT security aligned with IEC 62443 / NIS2 readiness

Typical projects

Additions to existing lines, new machine control, HMI upgrades and historian/dashboard projects for regulated and industrial environments.

  • • PLC program changes and standards clean-up
  • • HMI re-design for clarity and diagnostics
  • • Alarm rationalisation and event logging
  • • OT network and secure remote access hardening

Core services

PLC Programming

Additions, retrofits and new builds across Siemens, Rockwell, Beckhoff, CoDeSys and Omron, with maintainable, standards-based code.

Learn more →

HMI & SCADA Programming

FactoryTalk View Studio, AVEVA / Wonderware, WinCC, Ignition, Weintek — clear navigation, alarms and historian hooks.

HMI & SCADA details →

OT Cybersecurity & Dashboards

On-prem dashboards, OT asset reviews, segmentation and secure remote access aligned with IEC 62443 principles and NIS2 readiness.

OT security services →

NIS2 & OT readiness

We help sites understand their OT risk posture and build a pragmatic roadmap: asset inventory, segmentation, patching, backups and secure remote access.

Quick OT audit questions

  • • Do you have a current list of PLCs, HMIs, servers and switches?
  • • Is remote access controlled, logged and protected by MFA?
  • • Are your OT systems patched and backed up on a defined schedule?
  • • Is the plant network segmented from the office network?
Learn about OT audits

Need a PLC or HMI change?

We respond quickly in Cork and across Munster for faults, changes and upgrades.