American Job Creation and Investment Act - Amends the Internal Revenue Code to allow a corporation to elect in 2010 and 2011 to increase its alternative minimum tax (AMT) credits by a specified credit adjustment amount for purposes of increasing its U.S. workforce and making investments in business equipment. Allows a similar election for a taxable year which includes December 31, 2009, with certain restrictions. Terminates such additional credit allowance after December 31, 2011.