AP Specialist - Vendor Maintenance (Contract-to-Hire)

Auditor's Office Harris County, TX • Houston, TX

25d • Hybrid

About The Position

The AP Specialist – Vendor Maintenance supports the Harris County Auditor’s Office by maintaining the integrity, compliance, timeliness, and accuracy of vendor data for a county that works with thousands of vendors. The Accounts Payable department processes 1,500–2,000 claims daily and more than 30,000 payments monthly. This role is not a payment processor, but it makes hundreds of vendor updates each month and requires accuracy, flexibility, problem-solving, professionalism, and strong customer service in a fast-paced, high-volume environment.

The position is contract-to-hire and based at the Harris County Auditor’s Office in Houston, Texas. It begins with on-site training; a hybrid arrangement may follow once the employee demonstrates readiness to work independently from home, subject to operational needs. The schedule is Monday through Friday, 40 hours per week. Employment is contingent on a criminal history check and passing a drug screen.

Requirements

• High school diploma or equivalent.
• One to three years of experience in vendor or supplier management, purchasing, or a high-volume accounts payable invoicing environment.
• Thorough understanding of the full-cycle accounts payable process and 1099 payment reporting requirements.
• Proficiency in Microsoft Office, particularly Microsoft Excel.
• Accuracy and attention to detail.
• Strong verbal, listening, and written communication skills.
• Organizational skills and the ability to plan and manage multiple tasks simultaneously.
• Customer service focus when responding to vendor inquiries and assisting with documentation.
• Adaptability and flexibility with the office environment, work schedule, and assignments.
• Ability to work independently and as part of a team.
• Reliability, consistency, and regular, predictable attendance.
• Ability to sit for extended periods and push or pull up to 20 pounds and lift or carry up to 20 pounds.
• Successful completion of a criminal history check and drug screen.

Nice To Haves

• Experience with PeopleSoft or similar ERP systems.
• Above-average problem-solving, critical-thinking, and analytical skills.

Responsibilities

• Serve as the general first point of contact for vendors seeking changes to their profiles, including bank account information, addresses, and names.
• Ensure required documentation, such as a valid W-9, banking information, and voided checks, is available to Purchasing for new vendor setups.
• Return deficient documentation to vendors and help them complete it by identifying deficiencies.
• Review new and modified vendor profiles monthly to confirm that documentation is on file and vendor information, including remittance address and reporting status, is accurate.
• Perform year-end vendor maintenance tasks in preparation for 1099 reporting, including bulk e-Serve verification of active vendors.
• Escalate critical vendor setup or change issues to management when solutions are not readily reached.

What This Job Offers

• Job Type: Full-time
• Career Level: Entry Level
• Education Level: High school or GED