Roger Goodell -- HIRES 3 FEMALE ADVISERS ... to Handle Dom. Violence Issues

Roger Goodell has reportedly just hired 3 women as "senior advisers" ... in an effort to shape the NFL's domestic violence and sexual assault policies.

The women -- Lisa Friel, Jane Randel and Rita Smith -- will be tasked with "making a real difference on these and other issues" ... so says the NFL Network's Ian Rapoport.

Friel was the head of the Manhattan D.A.'s sex crimes unit for almost a decade ... but was reportedly asked to step down in 2011 after appearing in an HBO documentary and discussing details about a pending case.