• Review and perform all balance sheet account reconciliations and make necessary adjustments prior to month-end close. • Prepare detailed reconciliation schedules and supporting documentation for monthly close and annual audits. • Reconcile billings, revenue, and unbilled amounts on a monthly basis. • Perform monthly unbilled reconciliations (billed vs. revenue activity), research discrepancies, and resolve reconciling items. • Escalate significant unresolved items to management as appropriate. • Review and understand contract documents as they relate to billing and revenue recognition. • Manage and control the invoicing process to ensure timely, accurate, and compliant invoicing. • Ensure invoices comply with contract terms, FAR requirements, and applicable regulations. • Revise and edit invoices as needed. • Submit invoices via required platforms (WAWF, IPP, customer portals, email, etc.). • Perform and/or oversee fixed asset accounting, accounts payable, and payroll accounting. • Identify, research, and resolve accounting operational issues. • Trace discrepancies and maintain proper documentation controls. • Assist in the development, implementation, and monitoring of accounting policies and procedures. • Perform complex Excel-based financial analyses and calculations. • Maintain strict confidentiality of financial information. • Assist with special projects and ad hoc reporting to support the effective operation of the Finance Department.