In mid-1982, Matausch began her career in journalism as an intern member of the editorial staff at the newspaper. She went on to read the news on the Amiens programme at the France 3 Bourgogne television station and then read the local Picardy newspaper from November 1982. She was a junior worker at France 3 for the following seven years. Three years later, Matausch joined the national editorial staff of France 3, working as a society reporter for the Soir 3 programme. She then began working as a relief newscaster on the programme on France 3 for the first half of the evening bulletin in 1988, and co-presented it with from January 1989 to January 1990. Starting in September 1992 (the start the 1992/93 television season), Matausch began reading the news on Soir 3 on weekdays after being given that job by France 3's management. She replaced as the presenter of Soir 3 on weekends from September 1993. Matausch remained the programme's weekend news presenter until 1996.
