If you wish to migrate to the USA based on your employment ie. your education and professional skills, you will need (E) immigrant visa (Employment-Based Immigrant Visa). Number of these visas per year is limited.
For this category of immigration your future employer needs to submit petition to American immigration service for your immigration. This is not applicable to those who achieved extraordinary accomplishments in the fields of science, education, art, business and athleticism. These persons can submit their own petition for immigrant visa (For I-360) and look for a job after their immigrant visa is approved.
There are several subcategories for this type of migration:
The conditions that need to be met for an immigrant visa are:
Employment-based immigrant visa allows you to become permanent resident of the USA ie. to get permanent residence and live and work in the USA. If your petition for immigrant visa is approved, members of your family (partner and children under 21 years) can also apply for immigrant visa. Under certain conditions this visa can help you to gain US citizenship.
Immigrant visa is permanent visa.
Immigrant visa application goes through American immigration service – USCIS website. American embassy in your country further process immigrant visas hivch includes interview in consular section.
Visa fee for immigrant visa is 345USD and processing time depends on each case because this category of immigrant visas has limited number of visas per year.