United States - Employed full time: Wage and salary workers: Petroleum engineers occupations: 16 years and over was 10.00000 Thous. of Persons in January of 2023, according to the United States Federal Reserve. Historically, United States - Employed full time: Wage and salary workers: Petroleum engineers occupations: 16 years and over reached a record high of 43.00000 in January of 2015 and a record low of 8.00000 in January of 2002. Trading Economics provides the current actual value, an historical data chart and related indicators for United States - Employed full time: Wage and salary workers: Petroleum engineers occupations: 16 years and over - last updated from the United States Federal Reserve on April of 2024.