Nevertheless, Delrahim excelled in his studies in high school, which allowed him to gain admission to the University of California, Los Angeles (UCLA).

[3] Rather than pursue a career in kinesiology, Delrahim decided to become a lawyer, applying and gaining admission to the George Washington University Law School.

During his period, Delrahim worked on intellectual property and antitrust issues, including patent reform and the then-ongoing investigation into Microsoft.

Jon Leibowitz, who would later serve under President Barack Obama as chair of the Federal Trade Commission (FTC), worked with Delrahim during this period as a Democratic aide on the Senate Judiciary Committee.

After leaving the Department of Justice, Delrahim joined the law firm of Brownstein Hyatt Farber Schreck, in Los Angeles.

[3][6][7][8] In October 2016, Delrahim commented on AT&T's proposed $85.4 billion acquisition of Time Warner while appearing on Canada's Business News Network, saying "I don't see this as a major antitrust problem.

"[9][10] In March 2017, Trump announced his nomination of Delrahim as Assistant Attorney General for the United States Department of Justice Antitrust Division.

On November 20, 2017, Delrahim filed a lawsuit under Section 7 of the Clayton Antitrust Act of 1914 to block AT&T's $85.4 billion acquisition of Time Warner.

[26] In 2021, Delrahim signed onto a letter alongside eight other former Assistant Attorneys General for the Antitrust Division in support of Jonathan Kanter, Joe Biden's nominee for the position.

[27] In March 2016, Delrahim published an op-ed in the New York Post arguing that due to the importance of future U.S. Supreme Court nominations, Republicans should support Donald Trump over Hillary Clinton.