This is something I've been harping on.
Cybersecurity is not just something that is an information technology department issue. See the article below about someone taking over an emergency management director's position and bringing his IT and cybersecurity emphasis with him.
At a minimum, you need to know the basics, you should be including cybersecurity in your disaster preparedness presentations for employees and citizens. See this article, Cybersecurity a Big Part of All-Hazards Approach in Oklahoma.
Make time to have a conversation with the IT director about your mutual concerns and how you can coordinate your actions.