Brooklyn, NY - A key member of beleaguered city Controller John Liu’s inner circle is looking to jump ship, the Daily News has learned.Advertisement:Deputy Controller Simcha Felder, his top Jewish aide, has met with Republican state Senate leaders to discuss running for a super “Jewish district” that is expected to be drawn up in Brooklyn, sources said.“This is a very serious option,” said a source familiar with the talks.“It’s being discussed,” added a political source close to Felder.The idea was broached by state Senate Majority Leader Dean Skelos, the insiders said. At the meeting, Felder indicated he’d be willing to change parties if the seat was created under the state’s divisive redistricting plan.A state task force is drawing up new political boundaries to be voted on by the Legislature.