Responsibilities:
* Develop, test, and validate packaging structures (bottles, pumps, caps, cartons, etc.).
* Collaborate with R&D, production, and design teams to optimize packaging solutions for perfume, skincare, makeup, and so on.
* Provide technical support to the sales and marketing teams for customer projects.

Requirements:
* Bachelor’s degree or above in Packaging Engineering, Materials Science, Chemical Engineering, or related fields.
* Familiarity with common cosmetic packaging standards and materials (glass, plastic, aluminum, etc.).
* Strong problem-solving and project management abilities.
* Proficiency in English; Chinese preferred but not required.
* Willingness to relocate and work full time in Guangdong.