During his time at FC Volendam and Almere City FC, Sluijter worked as a youth coach for the club's alongside his playing career, as well as at AZ Alkmaar.[3] Between 2010 and 2012 he was the manager De Kennemers' reserve team/2nd senior team, with whom he became champion in 2011.[3] He also assisted the first team manager at the club.
Retiring at the end of the 2013–14 season, he immediately became the manager of ADO '20.[4] This was already announced in January 2014.[5]
In March 2017, Sluijter was appointed assistant manager of OFC Oostzaan under his former teammate at Heracles Almelo, Yuri Rose, from the upcoming season.[6] In the last year, Sluijter had also combined his manager role at ADO '20 with a role as forward coach at SC Telstar.[6] In February 2018 it was confirmed, that Sluijter would become the manager of Vitesse '22 from the 2018–19 season.[7]
In January 2020, it was confirmed that Sluijter had been appointed manager of SDZ Amsterdam from the 2020–21 season.[8]