This is for anyone looking for a method of remote starting their console.
If you can't tell from the photo, it is solenoid mounted to a small piece of angle bracket. A control cable (18/2) is ran from the booth approximately 200' to a closet on stage right. The wire terminates to a 15V DC wall wort and a momentary switch.
At the end of the day we fire a macro that dumps all cues and submasters then sends a shut down command.