http://pilgrimstudios.com/casting/topengineer/
Need to be 21, but not necessarily an engineer.
My favorite part:
AS PART OF YOUR PARTICIPATION IN AND/OR IN CONNECTION WITH THE PROGRAM, YOU WILL ENGAGE IN ACTIVITIES THAT MAY BE CONSIDERED DANGEROUS, INCLUDING WITHOUT LIMITATION ACTIVITIES INVOLVING ELECTRICAL AND HYDRAULIC EQUIPMENT, POWER TOOLS AND MACHINERY, HEAVY OBJECTS, COMBUSTIBLES AND OTHER POTENTIALLY HAZARDOUS MATERIALS AND FIRE.