CNC Programmer Responsible forwriting and updating computer-numerical control (CNC) programs to controlcontour path machining of metal parts or tooling on automatic machine tools. Who are we? Founded in 1849, Ducommun is the oldest company in California. Starting as a hardware supply store during the California Gold Rush and eventually assisted in the birth of the aerospace industry in Southern California by providing aircraft aluminum to early aerospace pioneers like Lindbergh, Douglas and L