After falling short in the 2024 Asia Cup, South Korea sacked head coach Jurgen Klinsmann, who was a former USMNT manager himself.
Marsch, meanwhile, has been working as a pundit for CBS Sports Soccer during the 2024 season, while also making guest appearances on UK television shows like Sky Sports as a featured analyst.
The American has been linked with Monaco, Leicester City, Birmingham City and the Canada national team in recent months, but now, Korea appear to be the frontrunners for his signature.