Assistant Controller

None • Herndon, VA, US • published 2026-09-22 23:43:00.277218

Description

Description: **Position Overview** The One 23 Group is seeking an Assistant Controller to support the Corporate Controller and execute accurate, timely, and well\-documented accounting operations. This hands\-on role supports accounts payable, accounts receivable, payroll, journal entries, account reconciliations, month\-end close, expense administration, government\-contract billing support, and recurring accounting reporting. The Assistant Controller will work across Unanet, Paylocity, WAWF/PIEE, Excel, and approved AI and automation tools. Requirements: **Key Responsibilities** **Accounts Payable \& Expense Administration** * Process vendor and subcontractor invoices; validate coding, supporting documentation, approvals, and project or account assignment before entry and payment. * Support vendor payment runs, AP aging, vendor inquiries, statement reconciliations, vendor setup, W\-9 maintenance, employee expenses, corporate cards, travel reimbursements, and year\-end 1099 activities. * Coordinate with Contracts, Program Control, Project Managers, and vendors to resolve discrepancies and validate subcontractor and project costs. **Accounts Receivable, Billing \& Cash Application*...

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