JELD-WEN Holding IncTerritory Sales Manager JELD-WEN Holding IncTerritory Sales ManagerORJob Description The Role The Territory Sales Manager (TSM) representing VPI Quality Windows is responsible for prospecting, developing, and maintaining key accounts within the specified region with the sole objective to ensure sales targets established for the region are met. JELD-WEN Holding, Inc. (NYSE: JELD) is a leading global designer, manufacturer and distributor of high-performance interior and exterior doors, windows and related building products serving the new construction and repair and remodeling sectors.