Demand Planning Intern (Summer 2027)

Clarios, LLC; Milwaukee (WI); Hybrid; USD 25,000 - 33,000; Full time

Job summary

Clarios, LLC in Milwaukee, WI invites a Summer 2027 Demand Planning intern to support data-driven forecasting for assigned products and customers. You will analyze historical demand, orders, and POS data to identify trends, gaps, and opportunities, and create recurring reports and visuals on forecast accuracy and variance to plan.

You will use Excel and business intelligence tools to clean and visualize large datasets, collaborate with Sales, Supply Chain, Finance, IT, and Category Management,

Qualifications

• Currently enrolled as a full-time student at a US college or university.
• Pursuing an undergraduate degree in Supply Chain Management, Operations, Logistics, Business, Engineering, CS, Math, Stats, Data Analytics, or related field.
• Able to be in the greater Milwaukee area in the summer.

Responsibilities

• Support demand planning forecasts for assigned products, customers, or channels.
• Create recurring reports and visualizations of forecast accuracy and variance to plan.
• Validate data, manage master-data tasks, and assist with new-product setup.
• Communicate progress and risks clearly to the team.

Skills

Excel

Data analysis

BI tools

Education

Undergraduate degree (in progress)

Tools

Business Intelligence tools

Job description

What You Will DoSupport the Demand Planning team in developing and maintaining data-driven forecasts for assigned products, customers, or channels.Analyze historical demand, customer orders, point-of-sale, inventory, and forecast performance data to identify trends, gaps, and opportunities.Create recurring reports and visualizations that highlight forecast accuracy, forecast attainment, forecast changes, and variance to plan.Assist with demand planning system and master-data activities, including data validation, history reviews, new-product setup, and product transitions.Contribute to process-improvement and automation projects that strengthen demand planning tools, reporting, and standard work.How You Will Do ItUse Excel and business intelligence tools to clean, organize, analyze, and visualize large datasets.Work with demand planners and partners across Sales, Supply Chain, Finance, Category Management, IT, and other functions to gather inputs and understand business drivers.Compare statistical forecasts with actual demand and business assumptions, document findings, and recommend data-supported adjustments.Monitor data quality and investigate exceptions, inconsistencies, or missing information with strong attention to detail.Communicate progress, assumptions, risks, and conclusions clearly through concise written updates and presentations.Take ownership of assigned deliverables, manage priorities, ask thoughtful questions, and contribute ideas that improve accuracy and efficiency.What We Look ForCurrently enrolled as a full-time student at an accredited U.S. college or universityPursuing an undergraduate degree in Supply Chain Management, Operations, Logistics, Business, Engineering, Computer Science, Mathematics, Statistics, Data Analytics, or a related field.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-CC1What you get:Global market strength and worldwide market share leadershipHQ location earns LEED certification for sustainability plus a full-service cafeteria and workout facilityClarios 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 [e-mail]. 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.