Pro Engineering is an established Silicon Valley manufacturer specializing primarily in the machining of electronic and semiconductor parts. We serve clients in San Jose, Santa Clara County and throughout Northern California in the medical, optical, telecommunication, computer/electronic, automotive, equipment manufacturing, aerospace, solar, semiconductor and other commercial industries.   What We Do The Pro Engineering performance machine shop can produce machine parts in virtually any configuration, using a broad range of materials. We can meet all of your manufacturing needs - whether they be prototype machined parts, production machined parts, engineering design, precision assembly, welding and/or quick turns.  No job is too large or too small. We can handle anything from prototypes to big productions.