If you're trying to find out what role you have in your Squad or even change others roles in your Squad if you're an 'Admin', do the following.
To view your role:
Click on the 'People' icon on the bottom right of the screen.
Once there it will look similar to what's shown below. If you are an 'Admin' you will be able to click on your role, or even others roles in your Squad. If you are a 'User', you will not be able to change your role or others. For more info on roles, click here.
If an 'Admin', to change roles:
Click on the role for the person you'd like to change it for, and you will then get a pop-up like the one shown below.