Bio-Chemical Engineer, Process Control. I've been programming since 1973. Data General Nova 360 was my first "mainframe"; 8k of magnets for memory. My first "laptop" was a Timex Sinclair. GE Series 6, AB PLC-3 PLCs. I have programmed most PLC models since at some time or another. I have ABB, Foxboro, DELTAV, Honeywell PKS DCS design architect experience. Studio 5000. I do C/C++ for lab equipment or custom interfaces.