Rubuta ci gaba don wannan sakin layi - Bayan ya yi ritaya a matsayin dan wasa, Johnson ya zama manajan nasara. Ya jagoranci New York Mets zuwa gasar cin kofin duniya ta 1986, da kuma wani karin gasar National League East a shekarar 1988. Ya lashe kyautar Manajan Wasannin Wasannin Wasannin Amurka a shekarar 1997 lokacin da ya jagoranci Baltimore Orioles waya-zuwa-waya zuwa gasar zakarun Amurka ta Gabas. Ya lashe lambar yabo iri ɗaya a cikin National League a 2012 lokacin da ya jagoranci Washington Nationals zuwa taken farko na kamfani tun lokacin da ya koma Washington, DC, kuma na farko gaba ɗaya tun 1981. Johnson ya jagoranci kungiyoyin zuwa gasar zakarun Turai a cikin shekaru uku a jere <unk> Cincinnati Reds a 1995 da Orioles a duka 1996
da kuma 1997. Ya kuma gudanar da Los Angeles Dodgers.