 Hirschovits's career includes a brief visit to North America in 2002, when he played six games with the Chicago Steel of the USHL.In September 2006 he was the SM-liiga Player of the Month, in 2008-2009 he led the SM-liiga in assists (48) and points (Veli-Pekka Ketola Trophy; 66) and in January 2009 was SM-liiga Player of the Month, and in 2014-2015 he won the SM-liiga Best Player of Regular Season (Lasse Oksanen Award), the SM-liiga Golden Helmet, led the SM-liiga in assists (45), led the SM-liiga in points (Veli-Pekka Ketola Trophy; 58), and in February 2015 was SM-liiga Player of the Month.Hirschovits made his international debut on Team Finland on the Euro Hockey Tour's Moscow tournament in December 2006.