Accounts Payable Specialist

Description We are looking for an Accounts Payable Specialist to join a non-profit organization in Baltimore, Maryland in a contract capacity with the potential for a long-term opportunity. This role is ideal for a detail-oriented accounting specialist who can manage invoice processing, vendor payments, and expense reimbursements with accuracy and consistency. The position supports day-to-day payables operations while partnering with internal teams to maintain strong purchasing controls, organized records, and timely month-end activities.

Responsibilities:

- Manage end-to-end accounts payable activities, including reviewing invoices for accuracy, matching documentation, and entering vouchers in alignment with purchasing guidelines.

- Prepare and process weekly payment runs, including checks and ACH transactions, while ensuring disbursements are completed accurately and on schedule.

- Monitor recurring vendor obligations and maintain payment tracking schedules to help ensure monthly invoices are settled by their due dates.

- Review accounts payable aging reports each month, investigate outstanding balances, and follow up on unresolved items to clear overdue invoices.

- Process Concur expense batches and support timely employee reimbursements while assisting users with questions related to expense submissions and travel matters.

- Maintain vendor and merchant records by updating account details as needed and preserving accurate information within the payables system.

- Oversee purchase order administration by confirming required approvals, updating logs, maintaining records, and communicating PO status and remaining balances to staff.

- Keep accounts payable files, supporting documentation, policy references, and procedural materials organized and current, including annual 1099 preparation.

- Assist with monthly close activities by preparing journal entries, updating schedules, and completing account reconciliations as assigned. Requirements - At least 2 years of experience in accounts payable or a closely related accounting support role.

- Hands-on knowledge of full-cycle AP processing, including invoice coding, three-way matching, payment batches, and vendor maintenance.

- Experience handling check runs and ACH payments with a strong focus on timeliness and accuracy.

- Familiarity with purchase order workflows, approval tracking, and reconciliation of open items.

- Proficiency in Microsoft Excel for tracking, analysis, and account support tasks.

- Experience using Sage Intacct, Concur, or similar accounting and expense management systems.

- Strong organizational skills with the ability to maintain detailed records and manage multiple deadlines in a fast-paced environment.

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All applicants applying for U.S. job openings must be legally authorized to work in the United States. Benefits are available to contract/temporary professionals, including medical, vision, dental, and life and disability insurance. Hired contract/temporary professionals are also eligible to enroll in our company 401(k) plan. Visit  for more information.

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