Sadly, we don't have our resident engineer on freelance staff anymore, and I'm not sure any of the guys we have currently are as big into riggers as Jon is/was....
I know a few Rednecks I can refer the Freelancers to. They know 'bout fixing things on the cheap and building things out of scrap metal as long as you use enough metal for welding, wood and nails, and duct tape.