T-Mobile USA’s CEO resigns T-Mobile USA’s CEO, Philipp Humm, resigned his post Wednesday after two years on the job. Share on FacebookPost on XFollow us By Stingray Branding|2012-06-27T17:54:11-04:00June 27th, 2012|Job openings|Comments Off on T-Mobile USA’s CEO resigns Share This Story, Choose Your Platform! FacebookXRedditLinkedInTumblrPinterestVkEmail