Dragic can be located in the town of Saint Denis between the hours of 6am and 6pm alongside the pond nearby (marked above).

Where can I find Marko Dragic?

You can find the Dover Hill Laboratory right in the northeastern corner of the map, north of Roanoke Ridge and Brandywine Drop. There should be a map marker there after completing the first robot mission. Enter the workshop and you'll find Marko Dragic in need of some help with conductors.

What time is Marko Dragic available?

A Bright Bouncing Boy - Part II

Dragic needs help placing conductors in the electrical fields around his laboratory so he can power his greatest invention to date. Only available if there is an active thunderstorm. Visit Marko Dragic at Doverhill between 10pm and 5am, in the far northeast corner of the world map.