Accounting & Purchasing Intern – Summer Internship at Horizon Chemical LLC – Arden Hills, Minnesota

While this may not come with a lifeguard chair and a whistle this summer, it does offer something just as interesting — a look at what actually keeps the swimming pool open. While everyone else is working on their cannonballs and perfecting the art of doing nothing in the sun, you’ll get a behind-the-scenes view of the accounting, purchasing, and operational work that keeps pools running all summer long.

We are seeking a motivated and detail-oriented intern to support our team during our peak summer season. This role provides hands-on exposure to financial operations, purchasing processes, and ERP system workflows within a fast-paced service and distribution environment.

The intern will assist with a variety of administrative, accounting, and operational tasks that support the accuracy and efficiency of our financial records and internal systems. This position offers meaningful exposure to real-world accounting processes including purchasing workflows, transaction review, reconciliations, tax preparation support, and operational reporting.

Key Responsibilities

The intern will support both general accounting and purchasing functions with a variety of tasks, including:

Accounting and Finance Support

• Support preparation of multi-state sales and use tax schedules, including running system reports, organizing jurisdictional data, performing rate and zip code lookups, and tracking use tax on completed jobs.
• Review and help process corporate credit card transactions
• Participate in the preparation of monthly bank reconciliations
• Monitor and help analyze inventory costing variance.
• Review monthly SG&A transactions for proper business line and location reporting
• Participate in general ledger reviews to identify potential capital expenditures and ensure proper classification

Purchasing and Operational Support

• Monitor purchasing workflows including approval queues and open PO reports, identifying backorders and assisting with follow-up or data cleanup.
• Assist with purchase order processing including creation, edits, recurring supply orders, and service-related POs; coordinate inventory transfers and confirm related sales orders are updated for fulfillment.
• Assist with operational reporting and analysis including aged inventory reporting and bi-weekly service van reporting.
• Monitor shared accounting inboxes and job status workflows, ensuring incoming documentation and items are properly followed up on.

Administrative and Documentation Support

• Organize, scan, and maintain digital filing for completed job folders and other accounting documentation

What You’ll Gain

This internship provides exposure to:

• NetSuite ERP system workflows and purchasing processes
• Financial transaction review and reconciliation procedures
• Multi-state operations, including sales and use tax preparation support
• Inventory and operational reporting analysis
• Real-world accounting and operational problem solving

Qualifications

• Currently pursuing a degree in Accounting, Finance, Business Administration, Supply Chain, or a related field
• Strong attention to detail and organizational skills
• Comfortable working with spreadsheets and reviewing data
• Ability to manage multiple tasks and follow structured processes
• Strong communication skills and willingness to learn
• Interest in accounting systems, financial operations, or supply chain processes