Pedzisa mutsara unotevera: Akayerwa semudziviriri wechina weNorth America akanakisisa neNHL Central Scouting uye pasinei nokuva mumwe wevaduku vakakodzera muzera, Siemens akasarudzwa 11th yose mu
2011 NHL Entry Draft neColorado Avalanche, nekusarudzwa kwakawanikwa kubva kuSt Louis Blues pamwe naErik Johnson naJay McClement mukutsinhana nekusarudzwa kwechipiri, Chris Stewart naKevin Shattenkirk. Musi waChikunguru 28, 2011 Colorado Avalanche yakasaina Siemens pachibvumirano chemakore matatu.