Looks like she transferred from Engineers to Transportation Corps. Is she the Battalion CO?
Ernst is a lieutenant colonel in the logistics branch and currently commands the 185th Combat Sustainment Support Battalion at Camp Dodge, the largest battalion in the Iowa Army National Guard.[10][11] As of 2014, Ernst had served 21 years between the Army Reserve and the National Guard. She spent 14 months in Kuwait in 2003-2004 as a company commander during Operation Iraqi Freedom.[8][12][13]
http://en.wikipedia.org/wiki/Joni_Ernst