TWC's Foreign Labor Certification program helps employers in several ways: We open temporary job postings so employers can try to find American workers. File both forms at the location specified for the other application or petition.For example, if you are filing Form I-765 with Form I-539 or Form I-485. Before an applicant can apply for a temporary worker visa, USCIS must first approve the Petition for a Nonimmigrant Worker, Form I-129. This article explains when and how a person may apply for authorization to work in the United States. A job offer is required and the U.S. employer must file an Immigrant Petition for Alien Worker, Form I-140, on behalf of the applicant. Does your name match the name on your social security card? If not, to ensure you get credit for your earnings, contact SSA at 800-772-1772. There are several types of employment authorization for international employees in the United States. (Your withholding will be most accurate if you complete Steps 3–4(b) on the Form W-4 for the highest paying job.) Step 3: Claim.