The Nuclear Strategy and Nonproliferation Program is always looking for interns.
You should more or less follow the guidelines here, but email the package to Ms. Katherine Tiedemann
tiedemann [at] newamerica.net
The most important thing is to have a good attitude. A technical background is a bonus. We can take care of the rest.
Perks may include, as little Nick Calluzzo learned, blogging and getting cited by the media.