HOW ACQUIRED: Signed as a Homegrown Player for 2019 on Sept. 17, 2018.
Aaronson is a technical playmaker who has risen through the Union's academy to become a first-team regular in 2019.
INTERNATIONAL: Aaronson is a United States youth international. In 2019, he was called up by the U.S. U-23s for a training camp in Herriman, Utah (June 9-16). He received a second call-up at the U-23 level ahead of a camp, this time in Chula Vista, CA (September 1-10). During the camp, he started in a friendly vs. Japan (September 9), recording an assist. He received his first USMNT call-up ahead of a pair of Concacaf Nations League matches vs. Cuba (October 11) and at Canada (October 15). Previously, he had been called up by the U-19s as part of the inaugural Men’s YNT Summit Camp from January 2-11, 2018
OUTSIDE MLS: Aaronson appeared for Bethlehem Steel FC 18 times in 2018. In total, Aaronson has appeared in 24 matches over the past two seasons with Steel FC, starting 15 contests and gaining 1,267 minutes of experience against professionals.