Review materials created in Substance Designer by external vendors for quality, consistency, and performance. Provide actionable, detailed feedback to vendors to ensure adherence to project style guides and technical standards. Integrate approved materials into the engine, ensuring correct setup, shader functionality, and optimization. Collaborate closely with technical artists and environment/character teams to maintain pipeline efficiency. Troubleshoot material issues and ensure consistent visual fidelity across the project. Maintain documentation and communicate best practices for material creation and review.