Under certain conditions, U.S. immigration law may allow a U.S. employer to file a Form I-129, Petition for a Nonimmigrant Worker, with. Employment History: This section must be completed even if you attach a resume.List your last four employers, major assignments within the same employer. By signing in or creating an account, some fields will auto-populate with your information. Middlesex County Employment Application. Employment Application. Find and download various legal forms, brochures, and self-help kits. If a form does not open, right-click the link to save it to your computer. First, employers must seek certification through the US Department of Labor. Below you will find a link to documents and forms.