About the role#
IEWC is looking for a Demand Planning Intern to join the Materials Management team for Summer 2027. You will gain hands-on experience in demand forecasting, inventory planning, and data analysis. This role involves working with supply chain, sales, marketing, and operations teams to ensure product availability and support business growth.
What you'll do#
- Develop and maintain demand forecasts using historical sales data and market trends.
- Analyze sales, inventory, and customer demand data to identify risks and opportunities.
- Support monthly and weekly Sales and Operations Planning (S&OP) processes.
- Create reports, dashboards, and presentations to communicate planning metrics.
- Monitor inventory levels to identify shortages, excess stock, or demand fluctuations.
- Collaborate with cross-functional teams to gather information that impacts forecasts.
- Track forecast accuracy and perform root-cause analysis on variances.
- Assist with data cleansing, master data maintenance, and process improvements.
- Participate in meetings and offer recommendations based on your analysis.
What you'll need#
- Current enrollment in a Bachelor's degree program in Supply Chain Management, Business Analytics, Operations Management, Finance, Economics, Statistics, Industrial Engineering, or a related field.
- Proficiency in Microsoft Excel, including pivot tables, formulas, and data analysis.
- Strong analytical and problem-solving skills.
- Excellent written and verbal communication abilities.
- High attention to detail and organizational skills.
- Ability to manage multiple priorities.
- Self-motivation and a willingness to take initiative.
Location & details#
- Location: New Berlin, Wisconsin.
- Term: Summer 2027.
- Modality: On-site.
- Employment type: Full-time.
- Compensation: Paid internship.
About IEWC
IEWC provides wire, cable, and wire management products for original equipment manufacturers and broadband infrastructure projects. Founded in 1962, the company operates as an employee-owned organization. It maintains 20 locations across the globe to support its distribution and engineering operations. The company employs 483 people and is headquartered in New Berlin, Wisconsin.
How to get in at IEWC
Applying early is a distinct advantage at IEWC because recruiters review candidates as they arrive. Intern Insider sends an instant alert the moment a role matching your target is published, so you can submit your application before the pile grows. Being among the first to apply ensures your profile is seen while the team is still actively building their shortlist. Reaching out to the recruiter directly often improves response rates compared to submitting into a general queue. Intern Insider surfaces the recruiters behind the company's roles, allowing you to send a professional inquiry or request a referral. This direct connection helps you stand out from the crowd and shows you have done your research.



