Before parking the telescope, manually put it in the position you want it to park to. Then start Ekos and go to the Site Management tab of the INDI configuration panel that pops up. There click Current and then Write and you should be set.
ASI6200 and filter wheel with a SkyWatcher Esprit 80 ED on a SkyWatcher HEQ5-Pro
ASI1600MM-Pro Cooled and filter wheel with an 8" TS Ritchey-Chrétien on a SkyWatcher EQ6-R