Career Area:
Engineering
Job Description:
Your Work Shapes the World at Caterpillar Inc.
When you join Caterpillar, you're joining a global team who cares not just about the work we do – but also about each other. We are the makers, problem solvers, and future world builders who are creating stronger, more sustainable communities. We don't just talk about progress and innovation here – we make it happen, with our customers, where we work and live. Together, we are building a better world, so we can all enjoy living in it.
Job Summary:
As a Multibody Dynamics Simulation Engineer at Caterpillar, you will perform multibody dynamics simulation for construction machinery and mining equipment. Areas of responsibility include simulation model building and integration, simulation – test correlation, structure load prediction and machine and sub-system performance evaluation. We have a fabulous team that does some of the most exciting work at Caterpillar, and we can’t wait for you to join the team!!
What You Will Do:
- Multibody dynamics simulation model building and integration
- Structure load prediction for structural simulation team
- Machine and sub-system performance evaluation and optimization
- Test plan creation and following up
- Simulation – test correlation
- Track on the development of multi-body dynamics simulation technologies, and continuous improvement on simulation accuracy and efficiency
Work Experience and Education requirement:
- 5 years+ relevant work experience.
- Requires a master’s degree or above in Mechanics, Mechanical, Automotive, Aerospace, or equivalent fields.
What skills you will have:
Simulation Model Building:
- Develop a deep working knowledge of operation and application of construction machinery and mining equipment.
- Build multibody dynamics simulation model, scope of which include linkage, tire and soil / rock etc.
- Integrate sub-system models, including power system, hydraulic system, control system and operator model etc.
- Assess the simulation model issues and debug the model efficiently.
- Responsible for model garage development and simulation model management.
- Rigid body kinematics analysis of complex systems.
Structure Load Prediction:
- Provide the simulated structure load to structure simulation team.
- Work together with structure simulation team and design team on machine structure validation and optimization.
Machine and Sub-system Performance Evaluation:
- Refine the simulation model with detailed sub-system models based on project requirements.
- Evaluate machine level performance, like digging force, productivity and fuel/power economy.
Simulation – Test Correlation
- Work together with test team on test plan and follow up the test.
- Test data analysis.
- Perform correlation between simulation and test.
- Write detailed technical reports and simulation documents to clearly communicate simulation results and recommendations
Programming and data processing
- Master at least one programming language, such as Python, MATLAB, C++
- Ability to write scripts and tools to improve simulation efficiency and automation
Additional Information:
The location for this position is Wuxi, Jiangsu
This position will require less than 10% travel.
职位概要：
作为卡特彼勒的多体动力学仿真工程师，您将为工程机械和采矿设备进行多体动力学仿真。职责范围包括仿真模型的构建和集成、仿真分析并根据测试数据校准仿真模型、结构载荷预测以及整机和子系统性能评估。我们拥有一支出色的团队从事这些最令人兴奋的工作，我们迫不及待地希望您也加入团队！！
您将做什么：
- 多体动力学仿真模型的搭建与集成
- 为结构仿真团队进行结构载荷预测
- 整机和子系统性能评估与优化
- 测试计划的制定与跟进
- 分析仿真结果并根据测试数据校准仿真模型
- 持续关注多体动力学仿真技术的发展，并不断提高仿真精度和效率
工作经验和教育要求：
- 5年+相关领域工作经验
- 力学、机械、汽车、航空航天或相关领域的硕士学位或以上
您将具备哪些技能：
仿真模型搭建：
- 学习对工程机械和采矿设备的操作及其应用的知识
- 搭建多体动力学仿真模型，范围包括机械结构运动链、轮胎和土壤/岩石等
- 集成子系统模型，包括动力驱动系统、液压系统、控制系统和驾驶员模型等
- 评估仿真模型问题并有效调试模型
- 负责模型库的开发和仿真模型管理
- 复杂系统的刚体运动学分析
结构载荷预测：
- 向结构仿真团队提供仿真的结构载荷
- 与结构仿真团队和设计团队合作进行整机结构验证和优化
整机和子系统性能评估：
- 根据项目要求使用相应的详细子系统模型完善仿真模型
- 评估整机系统级性能，如挖掘力、生产效率和燃油/能耗经济性
仿真 - 测试与校准：
- 与测试团队合作制定测试计划并跟进测试项目
- 测试数据分析
- 仿真分析并根据测试数据校准仿真模型
- 撰写详细的技术报告和仿真文档，清晰传达仿真结果和建议
编程和数据处理：
- 掌握至少一种编程语言，如Python、MATLAB、C++
- 能够编写脚本和工具，提高仿真效率和自动化程度
附加信息：
该职位的地点是江苏无锡
该职位需要出差且其时间不超过总工作时间的 10%
Posting Dates:
June 11, 2025 - July 6, 2025
Caterpillar is an Equal Opportunity Employer.
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