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Depending on career aspirations, chemical engineering majors generally take four to five years of undergraduate courses, followed by approximately two years of graduate school.
A bachelorâs degree in Engineering typically takes 4 years, but may take 5 if the student participates in a co-operative program in order to gain work experience. Educational Requirements. In order to become an entry-level petroleum engineer, individuals must possess a bachelorâs degree in engineering.