What jobs did Grace Hopper have when she was alive?

Grace Hopper was a pioneering computer scientist and Navy rear admiral. She worked at Harvard University as a programmer on the Mark I computer during World War II. Later, she joined the Eckert-Mauchly Computer Corporation, where she contributed to the development of the UNIVAC I, and she played a key role in creating the COBOL programming language. Throughout her career, Hopper was a strong advocate for computer programming and education.