Kammala jumla mai zuwa: LtCol Kier ya sake yin umurni a kasashen waje a watan Mayu na 1944 don yin aiki a matsayin jami'in aiki da jami'in zartarwa na Marine Aircraft Group 13 (MAG-13) a tsibirin Marshall. An cire shi daga MAG-13 a ranar 15 ga Satumba 1944 don yin aiki a matsayin mai lura da ƙungiyar Amphibious Group 3 Air Support Control Unit a lokacin
Yaƙin Leyte. A ranar 1 ga Nuwamba, 1944, ya shiga tare da Kanar Vernon Megee a matsayin memba na sabon kwamandan tallafin iska na wucin gadi, wanda aikinsa shi ne tsarawa, horarwa da kuma ba da kayan aiki ga rundunonin sojan ruwa don yin kwafin aikin kula da iska na sojan ruwa amma yin shi a bakin teku. Ya yi aiki tare da Landing Force Air Support Control Unit 1 (LFASCU-1) a Iwo Jima da Okinawa. A lokacin yakin Okinawa, shi ne kwamandan jami'in LFASCU-1. Don hidimar da ya yi a Okinawa daga ranar 15 ga Mayu zuwa 21 ga Yuni, 1945, an ba shi lambar yabo ta Bronze Star tare da Combat "V". Ya kasance tare da LFASCU-1 har zuwa karshen yakin kuma ya sake komawa Amurka a watan Agustan 1945.