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Principal R&D Engineer - TPU Chemistry and Processing

Job in San Antonio, Bexar County, Texas, 78208, USA
Listing for: XPEL Inc.
Full Time position
Listed on 2025-12-01
Job specializations:
  • Engineering
    Materials Engineer, Research Scientist
Job Description & How to Apply Below
Principal R&D Engineer - TPU Chemistry and Processing page is loaded## Principal R&D Engineer - TPU Chemistry and Processing locations:
San Antonio, TXtime type:
Full time posted on:
Posted 30+ Days Agojob requisition :
R-101261
*
* Job Summary:

** The Principal Research and Development Engineer will lead and oversee their respective area(s) of development of XPEL’s core technology.
*
* Job Description:

**** 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 process–performance 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 structure–property 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.locations:
San Antonio, TXtime type:
Full time posted on:
Posted 30+ Days Ago
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