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Accounts Payable Specialist

PROFESSIONAL POWER PRODUCTS INC
Darien, WI Full Time
POSTED ON 7/31/2026
AVAILABLE BEFORE 9/30/2026

Hourly Pay Rate: $25.00- 30.00/hr.

Power Solutions International (PSI) is a leader in large gen-set packaging and enclosures. We provide turnkey, custom power packages that integrate alternators, cooling systems, controls, switchgear, cabling, and protection, delivered as containerized, skid, or walk-in solutions. Our team manages the full lifecycle from application engineering and 3D design to structural fabrication, wiring and piping, sound and thermal management, code compliance, factory acceptance testing, and site support. With scalable production capacity and disciplined program management, PSI delivers repeatable quality and reliable performance on complex builds for mission-critical and industrial applications worldwide.

Summary:

Under the direction of the Senior AP Supervisor, the Accounts Payable Specialist is responsible for processing more complex situations including vendor invoices, check requests, and employee travel and expense reports.

Essential Responsibilities:

  • Accurately match invoices to receiving documents and post invoices into Epicor.
  • Review all invoices for appropriate documentation and approval prior to payment.
  • Maintain accounts payable reports, spreadsheets, and corporate accounts payable files.
  • Assist with various month-end closing procedures and related supporting payable schedules.
  • Assist with quarterly and annual audit preparation.
  • All other duties as assigned by management.

Requirements:

  • Associate’s degree in business, Accounting, or Finance preferred; may substitute for the degree direct applicable work experience on a year-for-year basis which built competencies and subject matter expertise of related credit and collections.
  • Computer proficiency with Microsoft Office Suite, including strong Excel skills, and financial module of an ERP, ideally Epicor.
  • Thorough knowledge of accounts payable and general ledger systems and procedures, financial chart of accounts, and corporate procedures.
  • Understanding of inventory accounting.
  • Demonstrated success in solving customer, system, process problems as relates to AP.

Preferred Qualifications:

  • Experience with ERP/MRP systems preferred.
  • Experience with Epicor.

 


PSI offers a wide range of benefits from medical, dental, and vision to pet insurance as well as discounted prescription plans. Additionally, we also provide a 401k match, life insurance and AD&D, short- and long-term disability, and an employee assistance program. Come join our team and learn more about PSI and what we have to offer! 

Power Solutions International/3Pi is an EOE disability/vet company offering a drug-free workplace. We celebrate diversity and are committed to creating an inclusive environment for all employees.

Qualifications:

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Salary : $25 - $30

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