Why Study PLC's @ CELTEC?
- garryallen
- 9 hours ago
- 1 min read

1. Core to Modern Industry
PLCs are the “brains” of automated systems — controlling machinery, production lines, robots, conveyors, packaging systems, and more
Almost every modern factory, utility, or processing plant relies on PLCs to operate efficiently and safely
2. High Employability
Skilled PLC technicians and engineers are in demand worldwide, especially in manufacturing, pharma, MedTech, food & beverage, and utilities
Knowing PLCs gives you a competitive edge for roles like automation technician, controls engineer, or maintenance specialist
3. Practical, Transferable Skills
Learning PLCs means understanding logic, troubleshooting, and problem-solving — skills that transfer to many areas of engineering and technology
Once you master one platform (e.g. Siemens, Allen-Bradley), it’s easier to adapt to others
4. Career Progression
PLC knowledge opens doors to higher-level automation work, including SCADA systems, robotics integration, Industry 4.0, and smart manufacturing
It positions you for leadership roles in process improvement, automation projects, and system upgrades
5. Maintenance & Troubleshooting Value
Many downtime issues in plants come from control systems. Knowing PLCs allows you to diagnose and fix faults quickly, reducing costly delays
This makes you a critical asset on any team
6. Bridges Engineering & IT
PLCs sit at the intersection of mechanical, electrical, and computer engineering
Studying them gives you insight into how hardware and software integrate — vital for modern engineers
7. Future-Proof Skill
With smart factories, Industry 4.0, and increasing automation, PLCs are evolving (with networking, IoT, and cybersecurity functions)
Understanding them keeps your skillset relevant and future-ready
For more information on the various PLC courses offered at CELTEC, please visit celtec.ie/courses
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