Duba wurin da ke ƙasa sannan ka amsa tambayar daga baya a cikin harshe ɗaya kamar yadda wurin yake:  Bayan ya sami Juris Doctor a 1973 daga Jami'ar Virginia School of Law, Mueller ya yi aiki a matsayin mai gabatar da kara a kamfanin Pillsbury, Madison da Sutro a San Francisco har zuwa 1976. Sannan ya yi aiki na shekaru 12 a ofisoshin Lauyan Amurka. Ya fara aiki a ofishin Lauyan Amurka na Arewacin Yankin California a San Francisco, inda ya zama shugaban sashen aikata laifuka, kuma a shekarar 1982, ya koma Boston don yin aiki a ofishin Lauyan Amurka na Massachusetts a matsayin Mataimakin Lauyan Amurka, inda ya binciki kuma ya gurfanar da manyan maganganun zamba na kudi, ta'addanci da cin hanci da rashawa na jama'a, da kuma makircin miyagun ƙwayoyi da masu karɓar kuɗi na duniya.Bayan ya zama abokin tarayya a kamfanin lauya na Boston na Hill da Barlow, Mueller ya koma aikin gwamnati. A cikin 1989, ya yi aiki a Ma'aikatar Shari'a ta Amurka a matsayin mataimakin Babban Lauyan Dick Thornburgh kuma a matsayin Mataimakin Babban Lauyan. James Baker, wanda ya yi aiki tare da shi a kan batutuwan tsaro na kasa, ya ce yana da "godiya ga Kundin Tsarin Mulki da kuma doka".A 1990, ya zama Mataimakin Babban Mai Shari'a na Amurka wanda ke kula da Ma'aikatar Shari'a ta Amurka. A lokacin da yake aiki, ya lura da tuhumar da suka hada da shugaban kasar Panama Manuel Noriega, da Pan Am Flight 103 (Lockerbie bombing) case, da kuma Gambino crime family boss John Gotti.A 1991, ya bayyana cewa gwamnati ta binciki Bank of Credit and Commerce International (BCCI) tun 1986 a cikin karin-fiye-da-al'ada kafofin watsa labarai. Har ila yau, a 1991, an zabe shi a matsayin dan takara na Kwalejin Lafiya na Amurka. A 1993, Mueller ya zama abokin tarayya a Boston Hale da Dorr, wanda ya ƙware a cikin shari'ar aikata laifuka na fararen fata. Ya koma aikin gwamnati a 1995 a matsayin babban mai gabatar da kara a bangaren kisan kai na Ofishin Lauyan Amurka na District of Columbia. A shekarar 1998, an nada Mueller a matsayin Babban Lauyan Amurka na Arewacin Gundumar California kuma ya rike wannan mukamin har zuwa shekara ta 2001.  Tambaya: A ina ne Mueller ya samu Juris Doctor?
Jami'ar Virginia School of Law