Armijo High School in Fairfield, CA is looking for someone to teach 40% engineering/robotics. They have an amazing FIRST (6474) and Vex (824) team there as well (they still have their coach and mentors). See below for job posting:
The posting says it requires a credential, but contact them, often you just need to demonstrate that your are working towards a credential and they will issue an emergency credential.
PM me if you want more info.