Brooklyn Technical High School, commonly called Brooklyn Tech and administratively designated High School 430, is a public high school in New York City that specializes in science, technology, engineering, and mathematics. It is one of the three original specialized high schools operated by the New York City Department of Education, along with Stuyvesant High School and the Bronx High School of Science. Brooklyn Tech is considered one of the country's most prestigious and selective high schools.

The New York City Department of Education (NYCDOE) is the department of the government of New York City that manages the city's public school system. The City School District of the City of New York is the largest school system in the United States, with over 1.1 million students taught in more than 1,800 separate schools. The department covers all five boroughs of New York City, and has an annual budget of around $38 billion.