oilman

One who deals in oils; one who is engaged in the business of producing or of selling oil.

One who deals in oils; formerly, one who dealt in oils and pickles.

A person working in the petroleum industry, esp. an oil company executive.

Somebody involved in the production, refinement or delivery of oil; such as an oil field worker or executive, or the owner of an oil well.

A retailer who sells vegetable oils, and food preserved in oil.