Option declined on Nov. 1, 2017.
Alberg, whom the Union acquired through the Discovery process, has been touted by the team as a versatile midfielder who is "able to play multiple positions at a high level of class."
Alberg joins the Union from ADO Den Haag of the Dutch Eredivisie, the top division in the Netherlands. He has played there since the 2013-14 season, where he appeared in 71 games, made 60 starts and scored 16 goals with 13 assists. Last season was arguably the best for the young 25-year-old midfielder, where scored eight goals and added nine assists. He had seven goals and three assists in his debut season with the club during 2013-14. So far during 2015-16, Alberg has played in 13 games and added a goal and an assist. Prior to Den Haag, Alberg joined the professional ranks by signing with SBV Excelsior where he played from 2011-13. He started his career playing in the AZ Alkmaar academy.