Develop and manage strategic partnerships with diamond certification partners, external laboratories, vendors, and other supply chain relationships by serving as the primary subject matter expert, negotiating favorable terms, improving processes and efficiencies, resolving vendor issues, and ensure products support the company's merchandising and financial objectives. Sourcing ManagerSSC-Store Support Center THE DEPARTMENT: The Merchandise Department supports the Product needs of Helzberg Diamonds by building powerful assortments, wide-ranging price points, bridal dominance, competitive quality and value across multiple fine jewelry categories and time pieces.