In 2006, Solomon was appointed by Governor Richard Codey to be a judge in the Superior Court from Camden County, first in the Family Division, later the Criminal Division. He had been president of the New Jersey Board of Public Utilities (BPU) from February 23, 2010 until December 2011. At the end of his BPU term, he rejoined the Superior Court in the Civil Division and later an assignment judge.[2] Solomon was nominated to the Supreme Court in 2014 by Christie as a part of a deal with Senate Democrats to fill two vacant seats on the court. He was confirmed by the Senate in a 36 to 2 vote.[1] On April 26, 2021, Governor Phil Murphy nominated Solomon for tenure in 2021, and the Senate confirmed him for tenure on June 3, 2021 by a vote of 37-0.[5][6] Solomon's mandatory retirement date is August 17, 2024.
In August 2020, Solomon wrote for the majority when it found that the constitutional right against self-incrimination did not prevent a police officer from being compelled to provide the passcodes to iPhones he was accused of using to provide tip-offs to a drug trafficker.[7][8]
Solomon and his wife Dianne live in Haddonfield, New Jersey. His wife has been a member of the BPU since June 2013 and had served as president of the board in 2014.[9]