Mark Papermaster, senior vice-president of devices hardware engineering, has left his job at Apple following a series of problems with reception on its latest iPhone 4.

The company has not disclosed the reasons or time of his deparature but it’s evident what are reasons are. Apple got evry bad ss following the iPhone 4 launch and this has pissed off Setve Jobs.

Papermaster’s responsibilities are being handled on by Bob Mansfield, senior vice president of Macintosh hardware engineering.

Papermaster, who’s previously worked for IBM for more than 20 years, was lured to Apple by Jobs last year, prompting IBM to try to stop the move on fears he would give away the family secrets. IBM though settled teh issues and he joined Apple in April 2009.