• Serve as the primary subject-matter expert on GD&T, tolerance-driven design, and the engineering use cases, requirements, and constraints that inform product development. • Define and review product workflows and requirements for datum strategies, feature control frames, tolerance types, interfaces, and variation analysis. • Ensure the software correctly represents ASME Y14.5 and/or ISO GPS standards, including intent and best practices • Validate that tolerance definitions align with functional requirements, process capability, and inspection methods. • Write clear product specifications and user-facing documentation, including workflows, examples, and best-practice guidance. • Translate complex GD&T concepts into language accessible to software engineers, product managers, and customers. • Validate product behavior using real design data and provide feedback from pilots and customer discussions. • Support customer and internal discussions as a recognized GD&T and product-definition expert.