A Control Systems Design Developer designs, optimizes, and maintains automated control systems, which are used to streamline and automate processes. They analyze system requirements, develop control algorithms, and program PLCs or other controllers. They are involved in the testing, troubleshooting, and modification of control systems to ensure functionality and efficiency. They also perform system diagnostics and predictive maintenance to minimize system downtime. They work closely with engineers and other professionals to integrate control systems into broader networks. Their work is often found in manufacturing, engineering, and industrial settings.