During his final semester, Roberts worked with a clinic in Los Angeles, California that assisted with refugees fleeing persecution obtain asylum in the United States.

[6] Roberts was promoted to the rank of Captain after graduating from the United States Air Force’s Judge Advocate Staff Officer Course (JASOC) in 2021.

While Roberts' spokesperson claimed the office did not provide a reason for firing him, Circuit Attorney Joyce stated, “we can say conclusively that his termination was a result of his poor performance.

No other factors were involved.”[8] Joyce also further elaborated that Roberts was “provided written notice of his performance issues and he has met dozens of times with his supervisors who worked diligently to help him succeed at the office.

[14] In 2024, Roberts blocked four Mike Parson nominations from his district to state boards, alleging a lack of communication from the governor's office.

[16] Roberts ran for U.S. Congress in Missouri's 1st congressional district, running against incumbent Congresswoman Cori Bush, in which he garnered 26.6% of the vote in the Democratic primary.

[21][22] In 2019, both Roberts and Walker dropped their respective legal actions, with their lawyers saying: "No money was paid in exchange for the dismissal of the parties' claims.