Utilize the input text as a context reference, choose the right relationship between Satya Nadella and Chief Executive Officer from the options. Options: product/material produced, manufacturer, distributed by, industry, position held, original broadcaster, owned by, founded by, distribution format, headquarters location, stock exchange, currency, parent organization, chief executive officer, director/manager, owner of, operator, member of, employer, chairperson, platform, subsidiary, legal form, publisher, developer, brand, business division, location of formation, creator.

Chief Executive Officer Satya Nadella has said the revenue bump from the new OS will come mostly two quarters from now.
position_held