As a world-class leader in providing seasoned program management, IGS leverages and integrates its capabilities IT & Communications, Aviation & Engineering Solutions, Power Solutions, Infrastructure & Logistics - to provide safe, innovative, and reliable solutions to meet customers' diverse and complex challenges. Essential Job Functions:Performs month-end close functions including preparing and/or reviewing of journal entries for month-end close ensuring transactions are reasonable and in compliance with Business Processes, GAAP, and CAS.