No historical or archaeological evidence confirms a Hebrew named Joseph serving as vizier in ancient Egypt.
The biblical narrative (Genesis 37–50) describes Joseph rising from slave to Pharaoh's chief administrator during a seven-year famine. However:
The story is considered foundational literature/theology, likely composed 7th–5th century BCE, reflecting later historical memories (Hyksos period, 17th c. BCE; or Saite period, 7th c. BCE). Some scholars suggest cultural memory of Semitic officials in Middle Kingdom (e.g., Aper-El, 14th c. BCE), but no direct link to Joseph.
Faith traditions (Judaism, Christianity, Islam) revere Joseph as a prophet/patriarch; history treats the account as non-historical narrative.