Profit Center Office Administrator

McDonald Supply, 5626 W 9th Street, Sioux Falls, South Dakota, United States of America

Posted Wednesday, June 24, 2026 | Expires Saturday, August 1, 2026

Hajoca Corporation is one of the country’s largest privately‑held wholesale distributors of plumbing, heating & cooling, and industrial supplies. Founded in 1858, Hajoca is a company based on the principles of “Service, Integrity, Reliability,” and on relationships of trust and support with teammates, customers, and suppliers.

McDonald Supply, a trade name of Hajoca, is looking for a Profit Center Office Administrator at its Sioux Falls, SD location.

Pay for Profit Center Office Administrator is between $40,000 and $60,000 per year at this location.

• Perform accurate and timely invoicing of all customer shipments daily and inform appropriate teammates of any discrepancies noted on tickets that require review.
• Generate daily invoice preview reports for management review.
• Obtain, review, submit, and approve expense vendor invoices in an accurate and timely manner, reconciling within the Accounts Payable (AP) approval system or via credit card statements as needed.
• Review purchase order debit memos and debit cancellations ensuring all required documentation is included and communicate the information to the Centralized AP team in an accurate and timely manner.
• Assist with identifying and resolving vendor invoice/purchase order discrepancies for invoice reconciliation by the Centralized AP team.
• Reconcile daily cash sale transaction payments and cash funds in the system, prepare the bank deposit, scan and process checks, prepare and submit required deposit paperwork to the Support Center.
• Reconcile petty cash transactions monthly, prepare and submit required deposit paperwork to the Support Center.
• File invoiced pick tickets, manifests, Hazmat manifests, receiving paperwork, deposit backup, and all reconciled reports daily. Maintain required files including credit card authorization forms and deposited checks in accordance with Company policy.
• Create and maintain customer files in the system including tax exemption information; retain customer Tax Exemption Certificates per Company policy.
• Perform daily, weekly, and monthly duties as defined by the Manager and Company policy.
• Investigate, resolve, and respond to all customer, vendor, Credit Manager, and Support Center inquiries in a timely manner.
• Assist co‑workers in servicing customers including answering incoming calls, faxing, filing, and photocopying.
• Successfully complete required safety and compliance training programs as assigned.
• Perform other reasonably related duties as assigned by immediate supervisor and other management as required.

• 1 or more years of experience in a customer service, accounts receivable, accounts payable, or similar role.
• Knowledge of basic accounts receivable/payable bookkeeping practices and terms.
• Possess a proper and valid driver’s license.

• Be able to use Microsoft Office software to communicate via email and to review reports and documents.
• Demonstrate outstanding customer service and interpersonal communication skills.
• Possess a high level of accuracy and attention to detail.
• Be able to build and maintain a positive working relationship with customers, vendors, and co‑workers.
• Be able to research, analyze data, and solve problems.
• Be able to prioritize work projects and multi‑task.
• Read, write, speak, and understand English.
• Be able to add, subtract, multiply, and divide, using whole numbers, common fractions, and decimals.
• Be able to learn and operate the computer‑related systems used to process customer invoices, vendor invoices, and cash sale payments.

• Competitive starting wage.
• Profit‑Sharing Program providing each team member a direct share of annual profits.
• Full‑time benefits for team members working 30 or more hours per week: medical, dental, vision, prescription coverage; accident, hospital indemnity, and critical care coverage; life insurance and long‑term disability; pre‑tax accounts for healthcare, dependent care, and commuter benefits; paid vacation, holidays, and sick time…