Hansen was a 24th century Starfleet engineer serving aboard the USS Enterprise-D under Captain Jean-Luc Picard.

In 2370, Hansen assisted Chief Engineer Geordi La Forge in his friendly power conversion efficiency contest with Donald Kaplan of the USS Intrepid. He was ordered to transfer EPS conduit thirteen to the stabilizer matrix and responded with an "Aye, sir." (TNG: "Force of Nature")

Hansen's voice was provided by an unknown actor.