Apple has posted a new job listing that points to Sprint as a future iPhone carrier. The listing was posted on April 2nd and is for a "Carrier Engineer" located in Kansas City, MO. The position seeks a new "member of the Carrier Engineering team that supports taking products through technical approval at the carriers. A Carrier Engineer team is responsible for day-to-day technical interactions with the one or more carriers to track down issues reported by the carrier, assist the car