DEST

A Distinguished Engineer, Scientist or Technologist (DEST) is a high-level Apple employee who has been recognized for extraordinary scientific or technical achievement.

Selection process
According to Apple:

List of DEST-level Apple staff
DEST-level employees are often assigned to challenging tasks and are usually not announced publicly.


 * Stuart Cheshire
 * Brian Land
 * Date Noorlag
 * Randy Ubillos
 * John Zhong