Gjalt de Wijk has extensive experience in the installation sector, currently serving as Jr. Projectleider Voorbereiding WKO at Giesbers InstallatieGroep since July 2019. Prior to this role, Gjalt worked at WTH | Grensverleggend Comfort from August 2005 to June 2019, where responsibilities included project development as a Werkvoorbereider and undertaking calculations and quotations as a Calculator for a range of housing projects. Gjalt began the career as an Autocad-tekenaar at Mampaey installatie bedrijven from August 2003 to July 2005 while completing the MBO Installatietechniek program at ROC Zadkine.