Administrative Assistant III / Accounts Payable Clerk

Smarter HR Solutions LLC • Houston, TX

3d • $25 - $30 • Onsite

About The Position

We are seeking a detail-oriented Administrative Assistant III / Accounts Payable Clerk with strong Microsoft Office skills—particularly Excel, including VLOOKUP, pivot tables, and spreadsheet management. This role supports Accounts Payable operations, vendor payments, invoice processing, and administrative functions within a high-volume, deadline-driven environment. Experience in government, public sector, or non-profit accounting is highly preferred.

This is a temporary opportunity offering professional growth and the chance to support a mission-driven organization.

Requirements

• 3–5 years of experience as an Administrative Assistant, AP Clerk, or related role.
• Strong Microsoft Excel proficiency (VLOOKUP required, pivot tables preferred).
• Experience with vendor payments, invoice processing, and accounts payable workflows.
• High attention to detail and accuracy.
• Excellent communication and customer service skills.

Nice To Haves

• Experience in government, municipality, county, public sector, or non-profit organizations.
• Experience with ERP or accounting software (e.g., SAP, Oracle, PeopleSoft, NetSuite, or similar).
• Knowledge of procurement policies and compliance standards.

Responsibilities

• Process vendor invoices accurately and in a timely manner.
• Perform 3-way matching (invoice, PO, receipts) when required.
• Prepare and route vendor payments, check requests, and ACH documentation.
• Maintain vendor records, W-9s, and ensure compliance with organizational policies.
• Research and resolve invoice discrepancies, payment questions, and vendor inquiries.
• Utilize VLOOKUP, pivot tables, filters, and advanced Excel functions to analyze and reconcile data.
• Maintain AP logs, spreadsheets, and financial tracking documents.
• Support monthly reconciliation and reporting.
• Prepare correspondence, reports, and internal communications.
• Maintain organized filing systems (digital and physical).
• Support department leadership with scheduling, documentation, and administrative tasks.
• Assist with audits, compliance requirements, and internal reviews.
• Ensure accuracy and confidentiality of all financial and administrative records.
• Adhere to internal controls, procurement rules, and compliance standards typical of government or non-profit environments.
• Collaborate with internal departments such as Finance, HR, and Procurement.

What This Job Offers

• Job Type: Full-time
• Career Level: Entry Level
• Education Level: No Education Listed