Senior Engineer / Scientist – CMP Fundamentals, Modeling & Simulation

2261 DuPont Electronic Materials CMP, LLC; Town of Newark, Bellevue (WI, KY); On-site; USD 120,000 - 170,000; Full time

Benefits offered by this job

On-site

Job summary

Qnity is seeking an engineer/scientist to lead CMP fundamentals investigations and develop physics-based models for material behavior and process interactions.

You will design validation experiments, calibrate models, and translate insights into design guidance. This on-site role in Newark, DE requires strong modeling, CFD/FEA experience, and collaboration across teams.

Qualifications

• Master's degree or Ph.D. in Mechanical Engineering, Chemical Engineering, Materials Science, Physics, Applied Mathematics, or related field.
• Less than 5 years of industrial experience applying scientific and engineering principles to solve complex technical problems.
• Strong background in mathematical and computational modeling.
• Proficiency with MATLAB, Python, Maple, or similar technical computing environments.
• Experience with transport phenomena, fluid mechanics, tribology, and materials characterization.

Responsibilities

• Lead complex technical investigations of CMP fundamentals, material behavior, and process interactions.
• Develop physics-based simulation models and optimize solver settings for reliability.
• Design validation experiments and parameter identification; correlate simulations with lab results.
• Translate scientific understanding into actionable design guidance and product development recommendations.
• Mentor and collaborate with internal and external technical teams; communicate findings through reports and presentations.

Skills

Mathematical modeling

Computational modeling

Data analysis

MATLAB

Python

Collaborative skills

Interdisciplinary teamwork

Education

Master's or PhD in Mechanical/Chemical Engineering, Materials Science, Physics or Applied Mathematics

Tools

MATLAB

Python

Maple

ANSYS

Abaqus

COMSOL

HPC

Job description

Are you looking to power the next leap in the exciting world of advanced electronics? Do you want to help solve problems that drive success in the rapidly evolving technology and connectivity landscape? Then bring your problem-solving, passion, and creativity to help us power the next leap in electronics. At Qnity, we’re more than a global leader in materials and solutions for advanced electronics and high-tech industries – we’re a tight-knit team that is motivated by new possibilities, and always up for a challenge. All our dedicated teams contribute to making cutting-edge technology possible. We value forward-thinking challengers, boundary-pushers, and diverse perspectives across all our departments, because we know we play a critical role in the world enabling faster progress for all. Learn how you can start or jump-start your career with us.

Key Responsibilities

• Technical Leadership & Scientific Problem Solving Lead complex technical investigations requiring deep understanding of CMP fundamentals, material behavior, and process interactions. Apply rigorous science-based methodologies to solve short-and-long-term technology challenges. Partner with research, applications, product development, manufacturing, and data science teams to accelerate innovation.
• Simulation Reliability, Validation & Capability Development: Build complex, physics-based simulation models from first principles Optimize model architecture, meshing strategy, solver settings, and runtime efficiency to enable reliable and practical use in product development. Evaluate model assumptions, governing equations, constitutive relationships, material models, and boundary conditions to ensure simulations accuratelyrepresentphysical behavior. Verify model accuracy through numerical checks, experimental validation, calibration, and uncertainty assessment.
• Experimental Research & Characterization: Design validation experiments in partnership with scientists and engineers. Develop methods for model calibration and parameter identification. Leverage characterization tools and experimental resources to improve understanding of polishing mechanisms. Serve as an internal expert in texture characterization, material behavior, and performance-driving mechanisms. Correlate simulation results with laboratory observations and customer outcomes.
• CMP Fundamentals Development: Build fundamental understanding of interactions between: Pad materials and structure Solid Mechanics Fluid mechanics Contact mechanics Tribology and wear Semiconductor process operating conditions Translate scientific understanding into actionable design guidance and product development recommendations.
• Mentorship & Collaboration: Develop and manage collaborations with internal and external technical experts. Communicate findings through technical reports, presentations, customer interactions, patents, and publications.

Required Qualifications

• Master's degree or Ph.D. in Mechanical Engineering, Chemical Engineering, Materials Science, Physics, Applied Mathematics, or related discipline.
• Less than 5 years of industrial experience applying scientific and engineering principles to solve complex technical problems.
• Demonstrated experience in mathematical modeling of physical systems and experimental method development.
• Strong background in computational modeling, data analysis, and scientific computing.
• Proficiencywith MATLAB, Python, Maple, or similar technical computing environments.
• Expert knowledge inatleastsome ofthe following areas: Transport phenomena Fluid mechanics Polymer mechanics Contact mechanics Fracture mechanics Tribology Surface characterization Materials characterization
• Comfortable working across theory, simulation, experimentation, and characterization.
• Strong interpersonal and collaboration skills with multidisciplinary technical teams

Desired Skills

• Familiarity with CMP consumables, processes, and polishing mechanisms.
• Understanding ofpolyurethane structure-property-performance relationships.
• Experience with: Finite Element Analysis (FEA/FEM) Computational Fluid Dynamics (CFD) Multiphysics Simulation Model Verification & Validation (V&V) Uncertainty Quantification Sensitivity Analysis
• Hands‑on experience with: ANSYS Abaqus COMSOL High PerformanceComputing (HPC) Experience evaluating: Model assumptions, governing equations, and constitutive relationships Numerical stability, convergence behavior, and solution robustness Mesh and time‑step independence studies Boundary condition selection and sensitivity analyses Model calibration, parameter estimation, and uncertainty quantification Solver performance, computational efficiency, and runtime optimization Verification and validation (V&V) methodologies for predictive engineering models Correlation of simulation predictions with experimental observations and physical behavior
• #LI-LA1 #On-site #Newark,DE

Join our Talent Community to stay connected with us! Qnity is an equal opportunity employer. Qualified applicants will be considered without regard to race, color, religion, creed, sex, sexual orientation, gender identity, marital status, national origin, age, veteran status, disability or any other protected class. If you need a reasonable accommodation to search or apply for a position, please visit your

Qnity offers a comprehensive pay and benefits package. To learn more visit the Compensation and Benefits page. We use Artificial Intelligence (AI) to enhance our recruitment process. Join a global leader making tomorrow’s technologies possible, from AI to advanced computing and beyond. Here, your ideas spark innovation, your curiosity drives progress, and your journey powers the next leap in electronics.

Qnity is an equal opportunity employer. Qualified applicants will be considered without regard to race, color, religion, creed, sex, sexual orientation, gender identity, marital status, national origin, age, veteran status, disability or any other protected class. If you need a reasonable accommodation to search or apply for a position, please visit your