Accounts Payable Specialist

Library Systems & Services, LLC

. Process and review vendor invoices in Ramp, ensuring appropriate coding, supporting documentation, approvals, and accuracy .

Posted 9/25/2026full-timeRockville • Maryland • United StatesMid-LevelSenior💰 $50,000 - $60,000 per yearWebsite

Tech Stack

Tools & technologies

ERP

About the role

Key responsibilities & impact

Process and review vendor invoices in Ramp, ensuring appropriate coding, supporting documentation, approvals, and accuracy
Manage regular accounts payable payment cycles and off-cycle payments
Monitor the integration between Ramp and Microsoft Dynamics 365 Business Central, research discrepancies or failed transactions, and assist with resolution
Respond to vendor and internal team inquiries regarding invoices, payments, expenses, and accounts payable matters
Monitor outstanding invoices and approvals and follow up with stakeholders to ensure timely processing
Research and resolve invoice, payment, vendor, expense, and coding discrepancies
Assist with vendor maintenance and ensure vendor records and supporting documentation remain accurate and complete
Prepare and monitor positive pay files and exceptions, as applicable
Review employee expense reports and corporate card transactions for documentation, coding, and policy compliance
Support Ramp administration, including employee access, corporate cards, expense requirements, and user troubleshooting
Support month-end close activities, including AP-to-GL reconciliation, researching discrepancies, and preparing documentation
Assist with general ledger account reconciliations and other accounting projects
Support monthly billing by pulling, reviewing, and organizing supporting documentation
Maintain organized accounts payable records and assist with audit and year-end requests
Check and organize mail in the office and assist with light administrative tasks
Assist with ad hoc Finance and accounting projects

Requirements

What you’ll need

1–3 years of accounts payable, accounting operations, or related experience preferred
Associate's or Bachelor's degree in Accounting, Finance, Business, or a related field preferred; equivalent relevant experience will be considered
Working proficiency in Microsoft Excel, including sorting and filtering, basic formulas, and data reconciliation
Strong written and verbal communication skills
Foundational knowledge of accounting principles, including general ledger and expense coding
Ability to independently manage recurring responsibilities, prioritize competing demands, and meet deadlines while maintaining accuracy
Strong problem-solving skills with the ability to research discrepancies, identify appropriate next steps, and see issues through resolution
Strong customer service-oriented attitude and ability to collaborate effectively with employees, vendors, and other stakeholders
High level of attention to detail and strong organizational skills
Experience with Microsoft Dynamics 365 Business Central and/or Ramp preferred
Experience with similar ERP, accounts payable, expense management, or corporate card platforms will also be considered
Comfort working with a multi-dimensional chart of accounts strongly preferred
Ability to adapt quickly to new systems, processes, and changing business needs
Ability to sit for long periods and maintain focus on computer screens or detailed paperwork
Ability to occasionally lift items weighing up to 25 pounds

Benefits

Comp & perks

Health Care Plan (Medical, Dental & Vision)
Tuition Assistance
Retirement Plan (401k)
Life Insurance (Basic, Voluntary & AD&D)
Paid Time Off (Vacation, Sick & Public Holidays)
Short Term & Long-Term Disability
Training & Development
Wellness Resources
Hybrid work schedule following training (1 day per week in the office)