another factor is clearance. people may be unwilling or unable to obtain security clearances that General Atomics requires for all their engineers, if they're a

another factor is clearance. people may be unwilling or unable to obtain security clearances that General Atomics requires for all their engineers, if they're a major defense contractor. I've dreamed about getting into fusion research myself, and concluded the best pivot would be to help with the plasma simulations at a university while obtaining a PhD.