Principal R&D Engineer TPU Chemistry and Processing
Job Location:
San Antonio, TX - USA
Monthly Salary:
Not provided by the employer
Posted:
1 July 2026 (30+ days ago)
Application Deadline:
28 September 2026
Vacancies:
1 Vacancy
Job Summary
Job Summary:
The Principal Research and Development Engineer will lead and oversee their respective area(s) of development of XPELs core technology.Core Duties
- Lead fundamental research into TPU/EPU polymer architecture (soft/hard segment ratios chain extenders isocyanates) and their effects on optical thermal and mechanical performance.
- Correlate polymer chemistry with durability weathering resistance and long-term stability.
- Establish lab-scale extrusion and film casting protocols for transparent and optical-grade films.
- Define critical processperformance relationships including haze tensile strength elongation tear resistance and environmental durability.
- Optimize formulation and processing parameters for high clarity low birefringence and minimal defects.
- Build and maintain a competitive intelligence database of global TPU chemistries extrusion processes and film performance benchmarks.
- Conduct accelerated aging optical and mechanical testing to validate long-term performance targets.
- Translate lab-scale polymer synthesis and extrusion processes to pilot and full production scale.
- Collaborate with process engineers manufacturing teams and external partners to ensure successful technology hand-off.
- Identify and protect intellectual property opportunities in TPU/EPU chemistries extrusion processes and film applications.
- Stay at the forefront of polyurethane and optical polymer science to drive continuous innovation.
- Provide robust technical solutions to new product development initiatives and lend support to sales and product management teams
- Bridge the gap from bench scale testing to industrial manufacturing processes by taking a lead role in the scale up process
- Develop plans and procedures for specifications & fabrication of components integration of technologies balancing cost & manufacturability
- Serve as technical interface to vendors and manufacturers
- Continue to improve upon existing process and product through research and development in the specific area of responsibility
- Remain versed and up to date on polymer chemistry extrusion and other emerging technologies in the film industry
- Develop and execute testing methodology necessary to ensure products meet industry standards
- Develop a roadmap for next gen product innovations and lead platform level programs
- Other duties as assigned
Basic Qualifications
- B.S in Chemistry Polymer Science Materials Science Chemical Engineering or related field with 8 industrial experience
- Strong background in polyurethanes thermoplastic elastomers and optical polymer systems.
- Proven hands-on experience with TPU/EPU synthesis film extrusion and coating processes.
- In-depth knowledge of structureproperty mapping for polyurethane materials.
- Strong understanding of processing variables (temperature shear residence time) and their effects on polymer morphology and film performance.
- Proficiency with optical and mechanical testing: haze gloss tensile elongation modulus durability and weatherability.
- Familiarity with additives (stabilizers antioxidants UV absorbers) and their influence on film performance.
- Technical expertise in thermal mechanical and optical properties for polymer multilayer films using advanced analytical tools like DMA/DHR DSC FTIR TGA GPC/MS profilometer etc.
- Track record of patent generation and/or publications in polyurethane or optical polymer fields.
- Demonstrated experience working with interdisciplinary teams to drive programs from concept to production/commercialization
- Strong problem-solving and data-driven decision-making ability
- Strong understanding of design of experiments and corresponding data analysis
- Excellent communication skills with the ability to explain complex technical concepts to non-technical stakeholders
- Proven record of innovation IP contribution and technical leadership
- In-office role
Desired Qualifications
- Advanced Degree preferred
XPEL is an equal opportunity employer. We celebrate diversity and are committed to creating an inclusive environment for all employees.
Required Experience:
Staff IC