Boeing's CEO said the company was cutting 10% of its workforce. Stephen Brashear/Getty ImagesBoeing said Friday that it would cut 10% of its 170,000-strong workforce.CEO Kelly Ortberg said the company was in a "difficult position" amid a strike.The planemaker is still dealing with the fallout of quality-control issues on some of its plane models.Boeing said Friday that it would cut its workforce by 10%, further delay its 777X plane, and discontinue a freighter model as it deals with the financial fallout of an ongoing strike.In a note to employees, CEO Kelly Ortberg said Boeing was in a "difficult position" and that "restoring our company requires tough decisions." The planemaker is mired in regulatory headaches after a January incident in which a door plug blew out of a 737 Max, as well as an ongoing strike.Ortberg, who took over as CEO in August, said the workforce reduction included executives and manager-level positions.