2145 Description of Petroleum Engineers:   Petroleum engineers conduct studies for the exploration, development and extraction of oil and gas deposits; and plan, design, develop and supervise projects for the drilling, completion, testing and re-working of oil and gas wells. They are employed by petroleum producing companies, consulting companies, well logging or testing companies, in government, and research and educational institutions. Here is a list of Example Titles of this occupation.   chief engineer, drilling and recovery chief petroleum engineer drilling and recovery chief engineer drilling and recovery petroleum engineer drilling engineer, oil and gas engineer, natural gas engineer, oil and gas drilling engineer, petroleum engineer, petroleum production engineer, petroleum well completion exploitation engineer – oil and gas exploitation engineer – petroleum logging engineer, oil wells mud engineer mud engineer – petroleum drilling natural gas engineer offshore drilling engineer offshore drilling rig subsea equipment engineer oil and gas drilling engineer oil and gas production engineer oil well logging engineer petroleum engineer petroleum engineer, completion petroleum engineer, drilling and recovery petroleum engineer, production petroleum production engineer petroleum reservoir engineer petroleum well completion engineer production engineer, oil and gas reservoir engineer, petroleum subsea engineer subsea equipment engineer, offshore drilling rig well logging engineer Additionally, applicants with experience in the following occupations may also be considered under this NOC depending on the specifics of the main duties performed: Chemical Engineers (2134) Engineering Managers (0211) Geological Engineers (2144) Geologists, Geochemists and Geophysicists (2113) Supervisors, Oil and Gas Drilling and Service (8222) Back