Senior Digital Twin Engineer

Caterpillar Inc.

Simulation & Digital Twin Engineer developing digital twin and 3D visualization capabilities at Caterpillar. Integrating simulation platforms and behavior modeling for enhanced machine behavior.

Posted 7/10/2026full-timeIrving • California, Texas • 🇺🇸 United StatesSenior💰 $107,280 - $174,330 per yearWebsite

Tech Stack

Tools & technologies

PythonUnityUnreal Engine

About the role

Key responsibilities & impact

Develop the simulation logic and behavioral models governing machine and system behavior.
Create high-fidelity 3D models, scenes, and environments using NVIDIA Omniverse, USD, and Omniverse Kit-based pipelines.
Execute model validation and verification plans, ensuring digital twins are accurate and numerically stable.
Contribute to toolchain and pipeline design, including scripting utilities, automated test frameworks, and modular code libraries.
Work hands-on with multiple digital-twin platforms, such as NVIDIA Omniverse, CARLA, Siemens NX/Teamcenter/Plant Simulation, Dassault 3DEXPERIENCE, Ansys Twin Builder, or similar, Unity or Unreal Engine.
Integrate data, models, or external simulation engines into unified digital-twin experiences.

Requirements

What you’ll need

Bachelor’s degree in computer science, Software Engineering, Robotics, or a related field.
Basic experience developing digital twins or simulation with exposure to high-fidelity modeling, physics-based simulation, and real-time visualization.
Experience with NVIDIA Omniverse, including USD workflows, Omniverse Kit/Code, PhysX, or Omniverse-based pipeline development.
Hands-on programming skills in C++ and Python.
Experience in validating simulation models and digital twins using test data correlation, scenario-based testing, regression testing, and telematics/real-world data.
Knowledge of 3D scene construction, rendering concepts, and UI development for real-time visualization.

Benefits

Comp & perks

Medical, dental, and vision benefits*
Paid time off plan (Vacation, Holidays, Volunteer, etc.)*
401(k) savings plans*
Health Savings Account (HSA)*
Flexible Spending Accounts (FSAs)*
Health Lifestyle Programs*
Employee Assistance Program*
Voluntary Benefits and Employee Discounts*
Career Development*
Incentive bonus*
Disability benefits
Life Insurance
Parental leave
Adoption benefits
Tuition Reimbursement
* These benefits also apply to part-time employees

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

High-Fidelity ModelingPhysics-Based SimulationReal-Time Visualization3D Scene ConstructionModel ValidationTest Data CorrelationScenario-Based TestingRegression TestingTelematics Data AnalysisUI Development