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Data Science Intern (Summer 2027)

Clarios · Milwaukee, WI · Full time

Posted Sep 17, 2026 · We last checked this listing on Oct 6, 2026

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Likely interview questions for this role

Written from this job description, not a generic list. Each one notes what the interviewer is really checking.

About your past

Tell me about a project where you presented findings to people who were not technical.

What they are checking: Ability to share insights and recommendations clearly, which the posting emphasizes.

Tell me about a time you received tough feedback on your work. What did you do with it?

What they are checking: Openness to coaching, which the posting says is a key part of this internship.

What would you do

A plant manager asks why scrap went up last month. How would you turn that into an analytical question?

What they are checking: Ability to translate a vague business question into something data can actually answer.

About the work

Walk me through how you clean and explore a new data set before building a model.

What they are checking: Solid data preparation habits that prevent bad models built on bad data.

Write out loud how you would use SQL to find the top five products by sales in each region.

What they are checking: Practical SQL skill with grouping and window functions, used daily with Snowflake data.

When would you use a forecasting model versus a classification model?

What they are checking: Understanding of the machine learning techniques named in the posting and when each fits.

How would you use a large language model to help with a business problem, and what risks would you watch for?

What they are checking: Thoughtful use of generative AI, including awareness of errors and data privacy risks.

What is feature engineering, and can you give an example from your work?

What they are checking: Hands-on understanding of how to make data more useful for a model.

How would you measure whether a model you delivered actually helped the business?

What they are checking: Thinking about real-world impact, not just accuracy scores on a test set.

Which tools from our list, like Python, Power BI or Azure Data Factory, have you used?

What they are checking: Familiarity with the real stack this team uses so they can contribute quickly.

Practice this interview out loud.

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The full job description

As published by Clarios.

What You Will Do • Partner with experienced team members to understand business challenges and translate them into analytical questions. • Learn industry best practices for data preparation, exploratory analysis, feature engineering, and model development. • Gain exposure to machine learning and AI techniques including forecasting, classification, anomaly detection, and emerging generative AI applications. How You Will Do It • Use tools and technologies such as Python, SQL, Snowflake data lake, Copilot Studio, Open-source LLMs, Vision Language Models, Decision intelligence tools, Azure Data Factory, Matillion, Power BI and Advanced Analytics tools to support analytics initiatives. • Participate in project discussions, brainstorming sessions, and knowledge-sharing activities with both technical and business teams. • Present findings, insights, and recommendations while receiving feedback that helps strengthen your analytical and communication skills. • Attend regular mentorship and development discussions focused on professional growth, career exploration, and continuous learning. • Learn how data science projects are delivered in a business environment, from problem definition through solution implementation and measurement. What We Look For • Currently enrolled as a full-time student at an accredited U.S. college or university • Pursuing an undergraduate degree in Data Science. • 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. #LI-CC1 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. 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 Opportunity: We recognize that people come with a wealth of experience and talent beyond just the technical requirements of a job. If your experience is close to what you see listed here, please apply. Diversity of experience and skills combined with passion is key to challenging the status quo. Therefore, we encourage people from all backgrounds to apply to our positions. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, age, status as a protected veteran or other protected characteristics protected by law. As a federal contractor, we are committed to not discriminating against any applicant or employee based on these protected statuses. We will also take affirmative action to ensure equal employment opportunities. Please let us know if you require accommodations during the interview process by emailing Special.Accommodations@Clarios.com . We are an Equal Opportunity Employer and value diversity in our teams in terms of work experience, area of expertise, and all characteristics protected by laws in the countries where we operate. For more information on our commitment to sustainability, diversity, and equal opportunity, please read our latest report . We want you to know your rights because EEO is the law. A Note to Job Applicants: please be aware of scams being perpetrated through the Internet and social media platforms. Clarios will never require a job applicant to pay money as part of the application or hiring process. To All Recruitment Agencies : Clarios does not accept unsolicited agency resumes/CVs. Please do not forward resumes/CVs to our careers email addresses, Clarios employees or any other company location. Clarios is not responsible for any fees related to unsolicited resumes/CVs.

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