Pedzisa mutsara unotevera: Kubva muna 1959 kusvika muna 1960, Shagari aive piyona Gurukota reHurumende reEconomic Development yeNigeria yakazvimiririra uko Ministry yake yaive nebasa rekudhirowa chirongwa chebudiriro cha1962-1968. Ministry of Economic Development yaShagari yaivewo nebasa rekugadzwa kweNiger-Delta Development Board. Kubva muna 1960 kusvika muna 1962, aive Gurukota reFederal rePension iro rakaita basa reNigerianization yevashandi vehurumende. Kubva muna 1962 kusvika muna 1965, Shagari akaitwa Gurukota reHurumende reMukati. Kubva muna 1965 kusvikira ku
Shagari aive Gurukota reFederal reMabasa uye akaita zvirongwa zvakawanda zvakakosha kusanganisira Eko Bridge Lagos yaive yekutanga chibvumirano chikuru chekambani yekuvaka yeGerman Julius Berger muNigeria, uye kupedzwa kweNiger Bridge iyo yakapihwa basa muna 1966 neMutungamiriri weHurumende, Sir Abubakar Tafawa Balewa. Muna 1967 akagadzwa semunyori weSokoto Province Education Development Fund. Kubva muna 1968 kusvika muna 1969, Shagari akapiwa chinzvimbo chehurumende muNorth-Western State sa Commissioner for Establishments.