Gabriel founded The College Initiative in 2012 to empower underrepresented high schools students to earn a college degree. With The College Initiative, his vision is to ensure that all students, regardless of zip code, have the opportunity to attend and graduate from college.
Gabriel began his career with Teach For America and was placed in the Mississippi Delta where he taught French, Physical Science, and AP Biology at Lee Senior High School. While at Lee Senior High School, Gabriel mentored students on college and scholarships applications leading to students earning over $900,000 in scholarships. He also raised $46,000 in donations and took 10 students on an eight days educational field trip to Paris, France. In 2015, he was selected by the Memphis Flyer as one of 20 young Memphians who are shaping the city's future. Gabriel is a board member of the Harvard Black Alumni Society, and a student advisor of the Harvard i-lab.