Part-Time Accounting Assistant: Expense & AR Reconciliation

Mannik Smith Group

Portland (OR)

On-site

USD 27,000 - 39,000

Part time

9 days ago

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Job summary

Alta is seeking a detail-oriented Part-Time Accounting Assistant to support the general accounting team in Portland. The role focuses on reconciling employee expense reports and assisting with AR collection and reconciliation.

The ideal candidate is dependable, analytical, and comfortable handling confidential financial data. This part-time position (~20–24 hours/week) supports the operations team and offers opportunities to contribute across accounting functions.

Qualifications

High school diploma or equivalent; Associate's degree preferred.
1–3 years accounting, bookkeeping, or accounts receivable experience preferred.
Experience reconciling financial transactions and reviewing expense reports.
Experience with Microsoft Excel: sorting, filtering, formulas, pivot tables.
Experience with accounting or ERP software preferred.
Strong attention to detail and organizational skills.
Excellent written and verbal communication skills.
Ability to handle confidential information with discretion.
Ability to work independently and manage multiple priorities.

Responsibilities

Review and reconcile employee expense reports for accuracy and policy compliance.
Verify receipts, coding, approvals, and supporting documentation.
Identify discrepancies and resolve issues with employees.
Assist with month-end reconciliation of expense-related accounts.
Maintain organized documentation for audit purposes.
Monitor and reconcile outstanding customer invoices (AR).
Contact clients regarding past-due invoices professionally.
Research payment discrepancies and resolve billing issues with project managers and accounting staff.
Prepare aging reports and AR follow-up activities.
Other tasks as assigned.