Jordan Oesterle, now with the Boston Bruins, has not played for the Blackhawks since the 2017-18 season, where he recorded five goals and 15 points in 55 games. At 32 years old, he is an undrafted defenseman joining his sixth NHL team and is signed to a two-year deal with a $775,000 average annual value. Oesterle is expected to provide solid organizational depth, bringing experience from 371 career NHL games.