Skip to main content
Posted July 25, 2026

Portfolio Administrator

Robert Half
Wantagh, NY, US Full Time
70000USD - 80000USD per year

Job Description

Job Description
We are looking for a detail-oriented Portfolio Administrator to support day-to-day accounting operations in Stony Brook, New York. This position focuses on maintaining accurate financial records, processing transactions efficiently, and helping keep billing and payment activities organized. The ideal candidate is comfortable working with accounting software, handling high-volume data entry, and ensuring financial information is recorded with precision.

Responsibilities:
• Process vendor invoices, verify supporting details, and ensure payments are entered accurately and submitted on schedule.
• Record incoming payments, update customer account balances, and help resolve discrepancies related to receivables.
• Maintain complete and accurate financial records by entering transaction data into accounting systems and reviewing entries for accuracy.
• Use QuickBooks and related tools to track payables, receivables, and routine account activity.
• Review billing documents for completeness, follow up on missing information, and support timely invoice processing.
• Assist with account reconciliations by comparing system records with supporting documentation and identifying variances.
• Prepare routine financial and administrative reports to support accounting operations and internal recordkeeping.• Experience supporting accounting operations with a focus on accounts payable and accounts receivable activities.
• Proficiency in QuickBooks and confidence working within computerized accounting systems.
• Strong data entry skills with a high level of accuracy and attention to detail.
• Familiarity with invoice processing procedures and financial documentation standards.
• Ability to organize multiple tasks, meet deadlines, and maintain consistent follow-through.
• Clear written and verbal communication skills for coordinating with internal teams and external contacts.

Sign up for Job Alerts