Multi organization marketing

Looking for digital, email, social media, Tiktok, Twitter, Instagram, Facebook, YouTube, text messaging marketing for several businesses, campaigns, public figures. We are looking for roughly 25 hours a week. There are four clients right now. We need help with. One of them is a school, one is launching public figure on social media, one is a swim program, and one is a not-for-profit. You would be managing all four of these.
Creating creative images for social media, writing newsletters, contacting various partners for collaborations, video editing, uploading to social media and replying to comments, blogging,