4M Building Solutions is inviting applications for Janitorial Worker (O’Fallon,MO) in O’Fallon, MO 63368. Don’t miss the application deadline. Brief Details Job: Janitorial Worker (O’Fallon,MO) Full-time, Part-time Company: 4M Building Solutions Location: O’Fallon, MO 63368 Job Description Janitorial Worker (O’Fallon,MO) 4M is looking for a janitorial worker to maintain the cleanliness of customer accounts. Janitors will …