Product Engineering: Modeling Intern; Summer

Product Engineering:
Modeling Intern (Summer 2027)
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Modeling Intern (Summer 2027)
Apply:
United States, Wisconsin, Milwaukee:
Full time:
Posted Today:
WD49904
** What You Will Do
*** Support advanced simulation of lead-acid, lithium-ion, sodium-ion, and supercapacitor technologies through structural, thermal, fluid, electrochemical, and multiphysics modeling.
* Develop and execute FEA and CFD models to support product development, validation, performance improvement, and cost optimization.
* Correlate simulation results with laboratory testing and support model validation, root cause analysis, and design optimization activities.
* Contribute to digital engineering initiatives including digital twins, simulation automation, optimization, and AI-enabled engineering workflows
** How You Will Do It
*** Collaborate with Product Engineering, Validation, Manufacturing, and Advanced Technology teams on real-world engineering challenges.
* Utilize simulation tools such as ANSYS Mechanical, Fluent, LS-DYNA, Twin Builder, Altair Hyper Works, ANSA, and optiSLang.
* Apply engineering fundamentals and numerical methods to develop predictive models for complex energy storage systems.
* Develop automation workflows using Python and data-driven approaches to improve simulation efficiency and engineering decision-making.  
** What We Look For
*** Currently enrolled as a full-time student at an accredited U.S. college or university.
* Pursuing an undergraduate engineering program in Mechanical, Computational, Electrical, Chemical, Materials Engineering, Applied Physics and/or other related majors.
* Ability to be in the greater Milwaukee area in the summer.
* Duration:
Summer 2027, up to 40 hours per week.
* Working Arrangements:
Hybrid internship – must have a quiet workspace away from interruptions, with the option to work in the office. Be able to maintain regular contact with the supervisor/team via virtual methods.
* PLEASE NOTE that applicants must be authorized to work for any employer in the US without the need for sponsorship, now or in the future.
** What you get:
*** Global market strength and worldwide market share leadership
* HQ location earns LEED certification for sustainability plus a full-service cafeteria and workout facility
* Clarios has been recognized as one of 2026's Most Ethical Companies by Ethisphere. This prestigious recognition marks the fourth consecutive year Clarios has received this distinction.
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* Who we are:

** Clarios is the force behind the world’s most recognizable car battery brands, powering vehicles from leading automakers like Ford, General Motors, Toyota, Honda, and Nissan. With 18,000 employees worldwide, we develop, manufacture, and distribute energy storage solutions while recovering, recycling, and reusing up to 99% of battery materials—setting the standard for sustainability in our industry. At Clarios, we’re not just making batteries;

we’re shaping the future of sustainable transportation. Join our mission to innovate, push boundaries, and make a real impact. Discover your potential at Clarios—where your power meets endless possibilities.
** Veterans/Military Spouses:
** We value the leadership, adaptability, and technical expertise developed through military service. At Clarios, those capabilities thrive in an environment built on grit, ingenuity, and passion—where you can grow your career while helping to power progress worldwide. All qualified applicants will be considered without regard to protected characteristics.
** Equal Employment…