If you check the regional areas here
http://www.football.ch/de/start.aspx
Its the offical leagues and include Sunday football etc as well as company teams and leagues.
All levels, just find the nearest team to you and contact them. In Lausanne there seems to be these teams:
FC Azzurri 90 Lausanne Lausanne 20Association cantonale vaudoise de football (ACVF)
FC Concordia Lausanne LausanneAssociation cantonale vaudoise de football (ACVF)
FC Dardania Lausanne AubonneAssociation cantonale vaudoise de football (ACVF)
FC Desportivo Portugues Lausanne Lausanne 20Association cantonale vaudoise de football (ACVF)
FC Espagnol Lausanne Lausanne 20Association cantonale vaudoise de football (ACVF)
FC Etoile Lausanne LausanneAssociation cantonale vaudoise de football (ACVF)
FC Lausanne-Sport LausanneAssociation cantonale vaudoise de football (ACVF)
FC Stade-Lausanne-Ouchy LausanneAmateur Liga (AL)
FC Lusitano Lausanne Renens VDAssociation cantonale vaudoise de football (ACVF)
FC Porto Lausanne Lausanne 16Association cantonale vaudoise de football (ACVF)
Racing Club Lausanne LausanneAssociation cantonale vaudoise de football (ACVF)
FC Slavia Lausanne RenensAssociation cantonale vaudoise de football (ACVF)
Sport Lausanne Benfica Lausanne 6Association cantonale vaudoise de football (ACVF)
FC Turc Lausanne RenensAssociation cantonale vaudoise de football (ACVF)
Good luck