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Salary
≈ $45k – $89k per year (Estimated)
Location
In office (Moraine)
Seniority
Intern
Visa
H-1B filings in 12 months: 21 · green card filings: 7
Employment
Internship

Confirmed on the employer's own hiring board on Nov 3, 2026. First seen by Alion on Sep 3, 2026.

Overview
Company
Impact
Profile match
Winsupply is a Dayton, Ohio-based wholesale distribution group that helps entrepreneurs own and run local supply companies selling plumbing, HVAC, electrical and industrial products. Founded in 1956, it now counts more than 680 locally owned companies across the United States, backed by a support services campus and Winsupply Sourcing Services, which runs seven distribution centers with about 2 million square feet of warehouse space. Openings cover procurement specialists for HVAC and plumbing, distribution center managers, supervisors, warehouse associates and box truck drivers, plus credit, accounts payable, finance, cyber security, events and internships.

Winsupply is in the business of creating and enabling entrepreneurs to achieve their dreams through wholesale distribution. Winsupply is a group of over 680 locally-owned companies that operate across a variety of industries, including HVAC, Plumbing, Electrical and more. The purpose of the support services campus is to eliminate obstacles and provide support to help our entrepreneurs succeed. Support service employees assist entrepreneurs in achieving their dreams through finance, accounting, IT, and other back-office operations.

Internship Summary

The Winsupply Internship Program offers students a unique opportunity to build valuable skills through immersive classroom learning, off-site training, and a collaborative capstone project. The program is structured to promote professional development by offering mentorship, meaningful networking opportunities, and hands-on experience in real-world projects. Participants will not only develop their careers but also make a significant impact within the Winsupply organization, contributing to innovative solutions and long-term success.

Position Summary

We are seeking a highly motivated and detail-oriented Inside Sales Intern to join Winsupply Sourcing Services (WSS). In this role, you will assist with customer service operations to ensure that our local company customers’ service expectations are exceeded in every interaction. You will play an essential role in processing orders efficiently and helping to provide solutions for customer inquiries, concerns, and order-related issues. This position provides a unique opportunity to make a direct impact on the success of entrepreneurial small businesses across the United States by improving their inventory turnover and overall customer experience with WSS. This role provides a unique opportunity to work closely with senior sourcing professionals in managing the procurement and inventory process for a wide range of products across our 650+ local companies.

Key Job Responsibilities

Customer Service:

  • Advocate for WSS in all interactions by promoting benefits, monthly promotions, and new product offerings.
  • Proactively communicate with customers to manage service expectations, such as delivery date expectations and extended lead times for back-ordered items

Operational & System Expertise

  • Ensure timely communication and collaboration with DCP specialists, product managers, distribution centers, and other relevant personnel to address any service issues.

Procurement & Inventory Management:

  • Assist with the procurement process by issuing purchase orders and managing inventory levels for multiple local companies.
  • Review and resolve alerts generated from Purchasing Systems to ensure optimal performance.
  • Analyze historical data to develop and recommend strategies for inventory management, with a focus on improving vendor KPIs such as inventory turns and replenishment.

Vendor Management & Relationship Building:

  • Establish regular communication and relationship-building activities with vendors and local company contacts.
  • Actively support the recruitment and retention of local companies’ purchasing contracts, working to strengthen relationships and drive performance improvements.

Data Analysis & Reporting:

  • Perform complex analysis of inventory data and generate reports on product lines, inventory turnover, and vendor performance.
  • Develop and maintain reporting systems for tracking key performance metrics and suggest improvements based on findings.

General Support:

  • Network with senior internal personnel to make effective business decisions.
  • Perform any other duties as assigned, including up to 10% overnight travel as necessary.

Competencies for Success

  • Communication Skills
  • Proactiveness
  • Adaptability
  • Ability to work both independently and collaboratively
  • Problem solving
  • Networking skills
  • Self-motivation
  • Willingness to learn
  • Critical thinking
  • Integrity

Minimum Qualifications

  • Currently enrolled in an accredited university or college, either at the undergraduate or master’s level.
  • One semester post-graduation

Physical Demands

The physical demands here are representative of those that must be met to successfully perform the essential job functions with or without reasonable accommodations:

  • Sitting for extended periods of time.
  • Dexterity of hands and fingers to operate a computer keyboard, mouse, and other computer components.

We are committed to inclusion, diversity, and equal employment opportunity, regardless of race, color, ancestry, religion, sex, gender, national origin, sexual orientation, age, citizenship, marital status, disability, veteran status, or any other factor protected by applicable federal, state, or local laws.

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