He's been called a lot of names, but the one that stuck was Hawk.

An AU in which Steve Rogers was born into the modern day and never received the Serum, but managed to make it into SHIELD as a handpicked protege of senior field agent Abraham Erskine. Along with Phil Coulson, Clint Barton, Natasha Romanoff, Peggy Carter, and eventually Sam Wilson and Bucky Barnes, Steve still tries to make a difference. Particularly in the life of Tony Stark, who picked up what he thought was an art student in a bar, and ended up dating one of SHIELD's top agents...

Stiles Stilinski is a spark. [AU after Thor]