Line 2:1·"Responsibilities" is not a recognised heading for this article type.
"How to become an editor"
Line 5:1·"How to become an editor" is not a recognised heading for this article type.
There Is
suggestion
"Other responsibilities include involvement in editorial projects that are coordinated by senior editors and managing editors. There is scope to propose and lead particular projects."
Line 4:144·Don't start a sentence with 'There is'.