 Maher was elevated from the rookie list midway through the 1998 AFL season, but suffered a bad knee injury in his third AFL game, Round 17, 1998 against Adelaide at Subiaco Oval.Maher would play two more AFL games late in 1999 but could not regain his form and was delisted after not playing an AFL game in 2000.In 2008 and 2009 Maher was the reserves coach at the Perth Football Club in the WAFL.