You must be at least 25 years of age; possess a valid PA driver license (a license from any other state is NOT acceptable); have a cell phone and ability to text; be able to work together with different personalities; be punctual; be comfortable driving in all conditions; be a team player; and pass the following background checks: Federal FBI check with fingerprint screening. Defensive Driving Academy is a licensed Pennsylvania driving school dedicated to teaching new drivers in Delaware County, Chester County, and Montgomery County to become safe, responsible, confident drivers.