Bout previously worked as a head training coach, youth team coach and recovery trainer at Feyenoord (1995–2004) and assistant coach, head of youth and chief scout at Volendam (2004–2006),[1][2] and was the manager of the AZ second team Jong AZ from 2006 to 2009.[3] In 2010, he took over as head coach of the Telstar senior team from Edward Metgod, before joining Louis van Gaal as an assistant at Bayern Munich in 2011. Bout previously worked with Van Gaal at AZ (where they won the Dutch Eredivisie in 2009),[4] and following the departure of Van Gaal from Bayern Munich in 2011, Bout continued to work at Bayern Munich, serving as assistant manager alongside interim head coach Andries Jonker. Bout was retained by new Bayern Munich manager Jupp Heynckes, and became the chief match analyst at the club.[5] He left Germany in 2012 to become an assistant coach, technical analyst and scout with the Netherlands national under-21 football team.
Bout joined Louis van Gaal at Manchester United in the summer of 2014, becoming the assistant coach specialising in opposition scouting.[6] He was named chief global scout in October 2016 and left his role in April 2022.[7]