Steffen Ernemann left AGF in 2003 and moved to AC Horsens, who played in the second best league (1. division).
In the summer 2009, Steffen Ernemann signed as a free agent at Zulte Waregem.
In the summer 2011 Steffen Ernemann went home to Denmark and signed as a free agent for Esbjerg FB.
After a hard season, Sarpsborg 08 extended their status as Tippeliga Club by winning relegation playoffs against Ranheim.
In 2016 Steffen Ernemann's contract with Sarpsborg 08 expired and he joined Viking as a free agent.
[3][1] In 2020 Steffen Ernemann started his coaching career in Esbjerg fB in Denmark.