The Ghanaian has been appointed to replace Alessandro Roberti who resigned from the club after poor run of results
Alex Nyarko will be working with Claudio Masi as his assistant coach in his new adventure.
This will be Nyarko’s second stint with SV Sissach following the resignation of Daniel Bachmann's departure last term.
The Nyarko played for the Black Stars from 1998 to 200 and also had spells with Lens, Everton, Monaco, Paris Saint Germain, etc.