Steinberg studied at Jerusalem's high school and yeshiva in Tel Aviv. He enlisted in the
Israel Defense Forces (IDF) in August 2000 and was assigned to Battalion 931 in the
Nahal Brigade. After completing basic training, he served as a combat soldier. He underwent the IDF's Combat Intelligence Collection Corps course and the IDF's Officer Candidate School. Upon completing the courses, he returned to Battalion 931, where he was appointed a platoon commander and participated in combat operations against Palestinian militants during the
Second Intifada. Later, he served as a company commander in Battalion 931. In 2016, he served as
lieutenant colonel in Battalion 931 reaching the rank of
colonel. In 2022, he was made chief leader for tactical operations and held this position until 2023. He was made commander of the
933rd Brigade in May. On 7 October 2023, Steinberg was killed in action in an exchange of fire with Palestinian militants during the
Hamas-led attack on Israel. He was one of the most senior IDF officers to be killed in action for some time. His army-issued weapon was found by Israeli commandos in the
Hamad City neighbourhood of
Khan Yunis, along with personal effects of Israeli abductees, in March 2024. ==Personal life==