Accounts Receivable Specialist (B2b)

Aston Carter•St. Louis, MO

8d•$25 - $25•Hybrid

About The Position

The Accounts Receivable Specialist supports finance operations by processing payments, maintaining client accounts, and resolving billing issues. The role uses both modern client portals and manual, legacy systems, and requires focus and accuracy in repetitive tasks while keeping workflows moving. The position is contract to hire and based in Saint Louis, Missouri, with a hybrid workplace arrangement. The position pays $25.00 per hour. Eligible benefits for this temporary role may include medical, dental, and vision coverage; critical illness, accident, and hospital coverage; a 401(k) retirement plan with pre-tax and Roth contributions; life insurance; short- and long-term disability; a Health Spending Account; transportation benefits; an Employee Assistance Program; and time off or leave such as PTO, vacation, or sick leave. Eligibility and terms may vary.

Requirements

At least 2 years of experience in accounts receivable or a closely related accounting function is preferred.
Solid understanding of accounts receivable processes, including cash application and invoice management.
Comfort working with outdated systems, manual processes, and modern digital portals.
Strong attention to detail and accuracy in repetitive tasks.
Effective organizational skills to manage multiple accounts, payments, and follow-ups.
Ability to work independently, remain focused, and complete tasks consistently with minimal supervision.
Basic proficiency in Excel and general computer skills.
Excellent communication and follow-up skills when interacting with clients and internal teams.
High school diploma or equivalent required.

Nice To Haves

Demonstrated strong work ethic and reliability in previous roles.
Willingness to learn new systems and adapt to evolving processes, including an upcoming ERP implementation.
Ability to thrive with both structured procedures and legacy workflows.
Comfort performing repetitive tasks while maintaining quality and accuracy.

Responsibilities

Process and post incoming payments accurately and promptly across multiple systems.
Manage client accounts using digital portals and manual legacy platforms.
Monitor aging reports, identify overdue balances, and follow up on outstanding invoices.
Handle credit and rebill activities, including issuing adjustments and re-invoicing as needed.
Communicate professionally with clients to resolve billing discrepancies and payment issues.
Maintain accurate, organized, and current accounts receivable transaction records.
Collaborate with internal teams to ensure billing accuracy and resolve account issues promptly.
Support improvements to accounts receivable processes as new ERP systems are implemented.