Ignacio Rivas

 is a Followers of the Apocalypse scientist living in the Mojave Wasteland in 2281. He tends to the management of HELIOS One alongside the NCR.

Background
He appears to be gay, or at least bisexual as he has a confirmed bachelor speech option and tends to have an altogether lighter mood with you when around men.

Appearances
appears in Fallout: New Vegas.

Glitches
If you overload the power plant so no one will be able to use the plant to power a (the) weapon you will get the following dialog option "I overloaded the plant. No one will be able to use it to power a weapon." which will never go away and give you the following: 3 stimpaks, 2 doctors bags and 455 XP.