Project GitHub

I'm looking for an experienced freelancer to help me create and manage a private repository on GitHub for my project. I don't currently have a project team identified, but once I do, I'll need them to have different levels of permissions, which we can discuss when the time comes. My goal is to have a secure, private repository that my project team can access, both to write and read data, so that we can collaborate on the project effectively. I'm looking forward to hearing from people who have the expertise and knowledge required to help me create this repository and manage its security.