Perform specific PLC/HMI activities including but not limited to: Control System IO Checkout, System networking, Program Upload / download, understanding of ladder logic, function blocks, troubleshooting code, and ability to write simple logic. Mechanical experience and know-how (hands-on, reading and interpreting drawings, etc.), particularly with water treatment equipment (pumps, valves, instrumentation, relief valves, regulators, pneumatic systems, etc.).