Part-Time AR/AP Specialist — Detail-Oriented & Reliable

CTI Calibration Technologies, LLC; Columbia Township (MO); On-site; USD 25,000 - 39,000; Part time

Job summary

Calibration Technologies (CTI) is seeking a detail-oriented Accounts Receivable/Payable Specialist for a part-time role in Missouri. You will support daily accounting operations, focusing on AR with additional AP duties.

The position requires accuracy, reliability, and professional communication with customers and vendors. The ideal candidate has at least 1 year of AR/AP experience, strong Excel/ERP skills, and a proven ability to handle confidential financial information with integrity.

Qualifications

• High school diploma or equivalent required.
• At least 1 year of AR/AP, bookkeeping, or related experience.
• Strong detail orientation and accuracy; reliable and discreet.

Responsibilities

• Prepare, post, verify, and record customer payments and AR transactions.
• Create and submit customer invoices according to company practices.
• Monitor outstanding AR and follow up on past-due balances.
• Draft standard past-due correspondence and contact customers for payment.
• Research discrepancies and resolve past-due account questions.
• Prepare AR reports and assist reconciliations.
• Assist with generating monthly billing statements from the general ledger.
• Process credit card transactions and deposits; post cash receipts.
• Maintain customer data in ERP/SAP and Avalara; ensure data integrity.

Skills

Accounts receivable

Accounts payable

Bookkeeping

Attention to detail

Organizational skills

Communication skills

ERP systems

Education

High school diploma or equivalent

Associate or bachelor’s degree in accounting/finance/business

Tools

Excel

Outlook

Avalara

SAP

Job description

Calibration Technologies (CTI) is seeking a detail-oriented Accounts Receivable/Payable Specialist for a part-time role in Missouri. You will support daily accounting operations, focusing on AR with additional AP duties.

The position requires accuracy, reliability, and professional communication with customers and vendors. The ideal candidate has at least 1 year of AR/AP experience, strong Excel/ERP skills, and a proven ability to handle confidential financial information with integrity.