Terminator is an alternative of gnome-terminal. It has the multiple windows terminals capability. Be default, the window size is small, so it’s useful to set its default size larger.
Open the file “~/.config/terminator/config” with your favorite editor. You should have a section titled [layouts]. You only need to add a line within the sub-section named [[[window0]]] belonging to the [[default]] section. My configuration file, for instance, looks like this: