B2B Sales & Growth Intern - 3D Printing

Printerior in St. Louis is seeking a motivated Business Development & Sales Intern for Summer 2026. This full-time, on-site internship involves building B2B sales pipelines across various industries. Responsibilities include researching leads, supporting outreach campaigns, and preparing sales proposals. Ideal candidates are studying related fields, have strong writing skills, and are comfortable with CRM tools. You'll gain real-world experience in a fast-paced manufacturing environment, working directly with company leaders to learn how to scale commercial operations.
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