What is a programmable logic controller?

A Programmable Logic Controller (PLC) job involves designing, programming, troubleshooting, and maintaining PLC systems used to automate industrial processes. PLC professionals work in manufacturing, energy, automotive, and other industries to ensure machinery and production lines operate efficiently. Their responsibilities include writing ladder logic, integrating sensors and actuators, and diagnosing system failures. Strong knowledge of electrical systems, programming languages, and control systems is essential for this role.