 In 1945, he became the first salaried staff member of the Cologne Radio (NWDR), administered by the British occupation forces.In 1947, he took over the NWDR Department of Cultural Reporting, and, in 1948, initiated the "Musikalische Nachtprogramme" (late-night music programs), which he directed until 1965 .In 1951, Eimert and Werner Meyer-Eppler persuaded the director of NWDR, Hanns Hartmann, to create a Studio for Electronic Music, which Eimert directed until 1962.