The Mariners claimed Kitchen off waivers from the Marlins on Monday and optioned him to Triple-A Tacoma.
The Marlins designated Kitchen for assignment Saturday.
Kitchen (0-1) yielded seven runs (six earned) on nine hits over two innings Friday, striking out one and taking a loss against the Phillies.
Kitchen will start for the Marlins for Friday's game against the Phillies, Christina De Nicola of MLB.com reports.
The Marlins recalled Kitchen from Triple-A Jacksonville on Wednesday, Christina De Nicola of MLB.com reports.
The Marlins optioned Kitchen to Triple-A Jacksonville on Friday.
Miami recalled Kitchen from Triple-A Jacksonville on Friday.
The Marlins claimed Kitchen off waivers from the Rockies on Tuesday and optioned him to Triple-A Jacksonville, Christina De Nicola of MLB.com reports.