Cosmetic R&D Testing Engineer: Stability & Quality

Markwins Beauty Brands Inc; Tijuana; Presencial; MXN 420.000 - 540.000; Jornada completa

Descripción de la vacante

Markwins Beauty Brands Inc. seeks an R&D Testing Engineer to support development, testing, evaluation, and validation of cosmetic and personal care products.

You will perform physical and physicochemical testing to ensure quality, safety, and regulatory compliance. The role covers stability studies, material and production batch evaluation, packaging compatibility, and cross‑functional work with R&D, Quality, Regulatory, and Production teams onsite in Mexico.

Formación

• Bachelor’s degree in Chemistry, Chemical Engineering, Pharmaceutical Sciences, Cosmetic Science, or related field.
• 2–5 years in cosmetic, personal care, pharmaceutical, chemical, or related testing.
• Hands-on experience with laboratory testing and analytical equipment.
• Experience with stability testing, product evaluation, raw material testing, and production batch evaluation.
• Experience with packaging compatibility and seal integrity testing.

Responsabilidades

• Conduct physical and physicochemical testing of cosmetic products (viscosity, pH, density, texture).
• Develop and perform testing protocols for stability and performance.
• Conduct and monitor real-time and accelerated stability studies, document results.
• Evaluate raw materials, bulk products, finished products, and production batches against approved specs.
• Support first production, pilot batches, and scale-up trials, and identify risks.
• Conduct and support packaging compatibility and seal integrity testing.
• Investigate testing abnormalities and support root-cause investigations.
• Coordinate microbiological, safety, dermatological, and other testing with external labs as needed.
• Analyze test results and prepare technical reports, test summaries, and recommendations.
• Maintain GLP-compliant documentation and calibration records.

Conocimientos

Analytical

Problem solving

Troubleshooting

English proficiency

Excel proficiency

Teamwork

Attention to detail

Educación

Bachelor’s degree in Chemistry, Chemical Engineering, Pharmaceutical Sciences, Cosmetic Science, or related field

Herramientas

Minitab

JMP

Microsoft Excel

Descripción del empleo

Markwins Beauty Brands Inc. seeks an R&D Testing Engineer to support development, testing, evaluation, and validation of cosmetic and personal care products.

You will perform physical and physicochemical testing to ensure quality, safety, and regulatory compliance. The role covers stability studies, material and production batch evaluation, packaging compatibility, and cross‑functional work with R&D, Quality, Regulatory, and Production teams onsite in Mexico.