"Factory jobs" refer to employment positions in factories, which are large buildings where goods are produced using machinery and a combination of manual labor. Full definition
Although the Canadian dollar's march to parity may have killed hundreds of thousands of factory jobs, a move towards 70 cents will bring other jobs back. (jeffrubinssmallerworld.com)
They say it is even less likely to create large numbers of new factory jobs. (nytimes.com)