 As season one concludes , Rachel finally confesses her love for Ross , having learned of his feelings for her from Chandler , only to find that he has already begun dating another woman , whom she <unk> . However , Ross eventually chooses Rachel over his girlfriend Julie ( Lauren Tom ) , and the couple dates for the remainder of the second season . However , their relationship rapidly begins to deteriorate towards the end of the third season after Rachel <unk> her job at the coffeehouse in favor of working in fashion . While Rachel becomes increasingly preoccupied with her new job , Ross grows jealous of her companionship with her <unk> Mark ( Steven <unk> ) , ultimately culminating in their break up on their one @-@ year anniversary following a series of heated arguments and disagreements . 
