She works at a local educational institution.

An organization or establishment created for a specific purpose, often in education, government, or social services.
The institution offers various courses.
He visited the historical institution downtown.
Many students apply to this institution each year.
educational institution
research institution
financial institution
organization
establishment
agency
Marriage is an important institution in many cultures.

A significant practice or custom in society that is accepted and followed by many people.
Education is a vital institution for personal growth.
Healthcare is an essential institution that supports public well-being.
The family is a fundamental institution in society.
social institution
financial institution
educational institution
establishment
organization
system