Nyorai mberi kweiyi ndima - Kozlov akanyorwa neSan Jose Sharks mumutambo wokutanga sechisarudzo chechitanhatu chose mu 1993 NHL Entry Draft
. Kozlov akarova chibodzwa chake chekutanga chebasa reSharks vachipesana naEd Belfour neChicago Blackhawks musi wa21 Kurume 1995 mukurasikirwa kweSharks ne7 <unk> 3. Akatamba mwaka mishoma muSan Jose asati atengeswa kuFlorida Panthers musi wa13 Mbudzi 1997. Yaiva muFlorida, achitamba naPavel Bure, uko Kozlov aizova namakore ake akanakisisa. Mwaka wake wakanakisa waive mumwaka wa1999-2000 paakaisa basa rakakwira mukubatsira uye mapoinzi. Akatamba nePanthers kusvika 1 Kurume 2004, paakachinjirwa kuNew Jersey Devils yaChristian Berglund naVictor Uchevatov.