Rubber Chemist — R&D, Process Scale-Up & QA

The Carlstar Group, LLC.; Clinton (AL); On-site; USD 66,000 - 99,000; Full time

Job summary

The Carlstar Group, LLC. in Clinton, TN seeks a Rubber Chemist to develop formulas that improve tire performance while maintaining plant productivity. You will link lab results to finished products and present findings across teams.

The role requires hands-on experience with rubber mixing, extrusion, calendaring, and statistical reporting. Strong communication and project management skills are essential as you support NPD and cost productivity initiatives.

Qualifications

• Bachelor's degree in Engineering, Chemistry, Polymer Science or related science.
• Minimum 5 years in rubber technology, plastics and/or tires desirable.
• Six Sigma Black Belt or Green Belt certification a plus; demonstrated understanding of basic statistics for Six Sigma process

Responsibilities

• Resolve product and raw material/component issues with cross-functional teams.
• Utilize FTIR, DMA, DSC, SEM-EDX, RPA and other instruments to test compounds.
• Train others in instrument operation and data interpretation.
• Lead projects from feasibility to qualification and new product development.
• Provide concise reports and maintain documentation across phases.
• Support material specifications, mixing procedures, and lab procedures.

Skills

Rubber chemistry

Statistical analysis

Cross-functional leadership

Education

Bachelor's degree in Engineering, Chemistry, Polymer Science or related science

Tools

FTIR

DMA

DSC

SEM EDAX

RPA

Rheometer

Mooney

Tensometer

Flexfatigue tester

Abrasion test

Dispergrader

Ozone testing

Job description

The Carlstar Group, LLC. in Clinton, TN seeks a Rubber Chemist to develop formulas that improve tire performance while maintaining plant productivity. You will link lab results to finished products and present findings across teams.

The role requires hands-on experience with rubber mixing, extrusion, calendaring, and statistical reporting. Strong communication and project management skills are essential as you support NPD and cost productivity initiatives.