Walter started playing hockey at Frankenthal and in 2007 he switched to Dürkheimer HC, who he left in 2009 for Mannheimer HC. He moved to Harvestehude in 2012.[2] After six seasons with Harvestehude, he moved to Belgium to play for Dragons in Brasschaat.[3] After three seasons he left Dragons to play for Braxgata.[4] There he is a coach for the U16G1.