AP​/AR Accounting Manager

AP/AR Accounting Manager

CK Power is a family-owned business that has been providing off-highway power solutions for 90 years. At CK Power, we have the well-deserved reputation for engineering and building products that simply can’t be made by the competition. We provide custom diesel power units and generators to a diverse group of industries that power the background of everyday life. To learn more, please visit us at

CK Power is looking for an AP/AR Accounting Manager at our St. Louis, MO location. The AP/AR Accounting Manager oversees day-to-day accounting operations with primary responsibility for accounts receivable, accounts payable, collections, credit management, company insurance, and intercompany or departmental allocations. This role ensures accurate financial records, strong internal controls, timely cash flow, and effective cross-functional coordination in support of the company’s financial objectives.

• Oversee accounts payable processing, including vendor setup, invoice review, coding, approvals, and payment runs.
• Ensure vendor payments are accurate and timely.
• Resolve vendor discrepancies and maintain strong vendor relationships.

• Oversee accounts receivable operations, including invoicing, cash application, and customer account maintenance.
• Manage collections activities to ensure timely payment and healthy cash flow.
• Establish and maintain customer credit policies, credit limits, and credit reviews.
• Resolve complex customer billing, payment, and credit issues.
• Monitor AR aging and report trends and risks to leadership.

• Manage monthly allocations, insurance accruals and allocations, shared services, and intercompany allocations.
• Ensure allocations are accurate, consistent, and compliant with company policy.
• Support month-end close activities related to AR, AP, insurance, and allocations.

• Supervise and develop AP/AR staff, providing guidance, training, and performance feedback.
• Ensure compliance with internal controls, accounting policies, and audit requirements.
• Identify and implement process improvements to increase efficiency and accuracy.

• Bachelor’s degree in Accounting or Finance.
• 5–8+ years of progressive accounting experience.
• Prior experience managing AP, AR, collections, and credit strongly preferred.
• Strong understanding of AP/AR processes and internal controls.
• Experience with credit management and collections strategies.
• Knowledge of allocations.
• Proficiency in Excel; experience with ERP systems (Net Suite, SAP, Oracle, or similar).
• Strong organizational, communication, and leadership skills.
• Knowledge of multi-state sales and use tax regulations, including preparation of filings and related reconciliations.
• Experience with Avalara is a plus.

The above list is non-exhaustive. Other essential job functions may exist that are not listed here.

Competitive pay and benefits!

Equal Opportunity Employer including veterans and persons with disabilities.