A shekarar 1990, Moussa Dadis Camara ya shiga sojan kasar Guinea inda ya cigaba da samun horon soja a hindia dake da nisan km 137 da birnin Conakry. Bayan shekara shidda wato a shekarar 1996 ya shiga makarantar offissa a Dresde dake nan Jamus, inda ya samu diploma na shugaban sashen Tsimi a Breme kasar ta Jamus, sannan daga nan ya shiga wata rundunar haɗin gwiwa ta sojojin ƙasar Faransa da Jamus. A lokacin da ya dawo daga Turai a shekarar 1999 ya zama ma taimakin mai kula da hukumar soja ta dakarun majalissar dinkin duniya a ƙasar Saliyo. Daga 2000 zuwa 2001 ya riƙe muƙamin shugaban kula da sashen man petur da sojojin ƙasar ta Guinea ke anfani dashi. Ya sake komawa ƙasar Jamus a shekara ta 2004 inda yayi karatun samun muƙamin Captain a makarantar sojojin ƙasa ta Infantry ta birnin Hamburg, kana yaci gaba da ɗaukan darasi kan harkokin da suka shafi sojan sama inda ya samu diploma na sojan leyma Daga 2005 zuwa 2007 Moussa Dadis Camara ya sake riƙe muƙamin shugaban kula da mai da rarrabashi ga soja, na dakarun ƙasar ta Guine sannan a shekara ta 2008 ya zama Darecta Janar na Man Petur, kuma a daidai wannan lokacin yana wani karatun na Babbar cibiyar soja a makarantar sojoji ta EMIAG ta ƙasar Guine.