About this role
Business-to-Business Cash Poster St. Louis, MOJob DescriptionThis position focuses on business-to-business cash posting, including downloading daily banking payments, printing remittance information, and accurately applying payments from lockboxes, ACH, electronic funds transfers, credit cards, and hard checks to the correct invoices. The role plays a key part in maintaining accurate accounts receivable records, supporting the collections team, and ensuring financial data integrity through careful documentation, reconciliation, and adherence to internal accounting controls.Responsibilities
• Download and review daily banking payment files and print remittance documents for processing. • Gather, sort, and organize documents and related information to prepare work for cash posting activities. • Pull all banking lockbox, ACH, electronic funds transfer, and other payment information required for posting. • Apply payments received from multiple sources (cash, checks, credit cards, EFT, and other electronic payments) to the appropriate invoices based on remittance details and transaction information. • Verify transaction and posting information by reconciling payments against invoices and account records. • Maintain a high level of accuracy and attention to detail in all cash posting activities. • Research account postings and payment backup information for collections team members, including short payments and tax deductions. • Investigate and resolve account payment discrepancies by reviewing documentation and researching tax exemption information. • Maintain detailed notes on payment discrepancies such as short payments, overpayments, duplicate payments, and other variances. • Secure financial information by completing and maintaining database backup spreadsheets. Essential Skills
• Minimum of 3 years of business-to-business accounts receivable and cash application experience, including handling cash, checks, credit cards, EFT, and other electronic payments. • Strong accuracy, organization skills, and attention to detail with timely follow-through on assigned tasks. • Ability to prioritize work effectively and operate independently with minimal supervision. • Ability to communicate clearly and professionally both verbally and in writing to a diverse audience. • Capability to convey detailed and important information to team members and leadership. • Demonstrated ability to work collaboratively with collections or similar departments to review accounts and client payments. • Willingness to accept constructive feedback and ask clarifying questions when uncertain about posting situations. Additional Skills & Qualifications
• Previous collections experience is a plus. • Background in accounts receivable processes and receivable qualifications and skills. • Experience working within structured internal accounting controls and procedures. • Comfort with researching tax exemption information and payment backup documentation. Work EnvironmentThis is an on-site role with a standard schedule of 8:00 a.m. to 4:30 p.m. The position involves working in a professional office setting focused on financial and accounting operations. You will use Microsoft Office applications, payer portals, and internal accounting systems to perform daily tasks. The environment emphasizes accuracy, collaboration with team members in cash posting and collections, and adherence to established processes and controls. Job Type & LocationThis is a Contract to Hire position based out of Saint Louis, MO. Pay and BenefitsThe pay range for this position is $24.00 - $25.00/hr. Individual compensation offered for this position within this range will depend on many factors, including qualifications, skills, relevant experience, job knowledge, geographic location, internal equity, and other pertinent job-related factors.Eligibility requirements apply to some benefits and may depend on your job classification and length of employment. Benefits are subject to change and may be subject to specific elections, plan, or program terms. If eligible, the benefits available for this temporary role may include the following:
• Medical, dental & vision • Critical Illness, Accident, and Hospital • 401(k) Retirement Plan – Pre-tax and Roth post-tax contributions available • Life Insurance (Voluntary Life & AD&D for the employee and dependents) • Short and long-term disability • Health Spending Account (HSA) • Transportation benefits • Employee Assistance Program • Time Off/Leave (PTO, Vacation or Sick Leave) Workplace TypeThis is a fully onsite position in Saint Louis,MO. Application DeadlineThis position is anticipated to close on Sep 19, 2026.
About Aston Carter
Aston Carter provides world-class corporate talent solutions to thousands of clients across the globe. Specialized in accounting, finance, human resources, talent acquisition, procurement, supply chain and select administrative professions, we extend the capabilities of industry-leading companies. We draw on our deep recruiting expertise and expansive network to meet the evolving needs of our clients and talent community with agility and excellence. With offices across the U.S., Canada, Asia Pacific and Europe, Aston Carter serves many of the Fortune 500. We are proud to be a ClearlyRated Best of Staffing® Platinum Award winner for both client and talent service.
The company is an equal opportunity employer and will consider all applications without regard to race, sex, age, color, religion, national origin, veteran status, disability, sexual orientation, gender identity, genetic information or any characteristic protected by law.
If you would like to request a reasonable accommodation, such as the modification or adjustment of the job application process or interviewing process due to a disability, please email [email protected] for other accommodation options.
San Francisco Fair Chance Ordinance: Pursuant to the San Francisco Fair Chance Ordinance, for all positions located in the city and county of San Francisco, we will consider for employment qualified applicants with arrest and conviction records.
Massachusetts Lie Detector: It is unlawful in Massachusetts to require or administer a lie detector test as a condition of employment or continued employment. An employer who violates this law shall be subject to criminal penalties and civil liability.
Use of Artificial Intelligence (AI): We may use Artificial Intelligence (AI) to support parts of our hiring process, including sourcing, screening, and evaluating candidates. AI helps assess applications and qualifications, but final decisions are made by our hiring team. By applying, you acknowledge and agree that your application may be reviewed using AI tools.