Unity is a cross-platform game engine developed by Unity Technologies, first announced and released in June 2005 at Apple Inc.'s Worldwide Developers Conference as a Mac OS X-exclusive game engine. Wikipedia
As a Creative Technologist, you'll get the hang of Unity in no time.
Go through the Getting Started, Unit 1 and Unit 2 at https://learn.unity.com/course/create-with-code to familiarize yourself with the basics of the software and C#.
Hungry for more? Finish the other Units in that initial course, and take a look at additional content at https://learn.unity.com/.