Kammala jumla mai zuwa: A ranar 1 ga Maris, 1940, ya ba da rahoto ga Fort Mifflin don aikin da ya wuce shekara guda. Ya koma sansanin Quantico a takaice a watan Yuni na 1941 kafin ya tafi teku a cikin sufuri a karshen makon farko a watan Yuli don aikin wata daya. An gabatar da shi zuwa Corporal yayin da yake cikin wannan sufuri, Weiss ya koma bakin teku a Portsmouth, Virginia, a ranar 14 ga Agusta, 1941, kuma daga can, ya koma aiki a New River, North Carolina, a watan Satumba. Weiss ya ci gaba zuwa Sergeant a watan Maris na shekarar 1942, kuma a lokacin rani na gaba, an sanya shi zuwa gidan wasan kwaikwayo na Pacific a shirye-shirye don
Aikin tsibirin Solomon.