Lösch has been a member of the German national team since 2008 and was among the top ten three times between 2008 and 2011 at the European Youth Sprint Championships. In 2012 and 2013 she started at the Junior World Championships and came there a. a. to a 20th place on the long distance (2013).
At the German championships in 2012 she won her first medal in the main class with silver in the sprint behind Esther Doetsch . In 2014 she became the German elite sprint champion for the first time in Bad Lippspringe and is now Germany's best orienteer.