LeBeau's abilities as a gourmet cook is a recurring theme throughout the series. But Colonel Hogan fabricated several "careers" for LeBeau throughout the years, including:
- "The Scientist" (1.12)
- École de Chimis
- Named "Mr. Test tube"
- Discovered 'Hemolac'
- "Anchors Aweigh, Men of Stalag 13" (1.16)
- Boatswain
- "The Flame Grows Higher" *(1.31)
- Top man in Fire Brigade at Camp
- Nicknamed "Les Smokey"
- "Art for Art's Sake" (2.16)
- Art Student
- "Monkey Business" (3.29)
- Big Game Hunter
- "Gowns by Yvette" (5.19)
- Fashion designer dba "Yvette of Paris"
- "Six Lesson from Madam LaGrange" (5.22)
- Dance instructor dba "Madame LaGrange"