Taylor Simmonds pitched six innings and struck out six.
UTA fell to 18-26 and 3-10 in the Sun Belt Conference.
UT Arlington went to 17-24 overall and 2-9 in Sun Belt Conference play.
The Mavericks are looking for their first conference win as the face the Jaguars in a Saturday doubleheader starting at noon CT and again Sunday at 11 a.m.
The Mavericks are 14-18 and 0-3 in league action after the sweep.