Josh Jay

Josh Jay is an artist who worked at Bethesda Softworks on Fallout 4 and Fallout 76 as a world artist.

Background
He designed several pieces of technology present in the games, such as the Vault Star super reactor, as well as the Black Rider and War Rider power armor skins $$

Ray Lederer gave Jay credit for the blueprint background on the Fallout 4 Vault-Tec Workshop cover art.