He was a repetitor at the Collegio Leonino and Major Seminary of Paderborn from 1901 to 1905, whence he began teaching theology, canon law, and apologetics at the Theological Faculty of Paderborn.
McSkimming was a member of the State Opera Of South Australia from 1976–1989, after which he worked with the Victoria State Opera as Principal Repetiteur until joining Opera Australia for the year 1997.
For four years he taught at Duquesne University in Pittsburgh and went then to Europe where he continued his studies as répétiteur at the Schauspielhaus Zürich, in Bayreuth and in Köln (Cologne).
The Lisa Gasteen National Opera School is an intensive, three-week program of study for young-professional or advanced-student opera singers and repetiteurs, founded by Lisa Gasteen, Australian opera singer.
In 1936 Fuchs was engaged as conductor and repetiteur for the German Theater in Brno, Czechoslovakia.
In 1830 he was appointed associate professor of chemistry at Lille, but returning to Paris next year became repetiteur, and subsequently professor at the École polytechnique.