 Jaquith earned his Bachelor of Science, "cum laude", from Presbyterian College and his Juris Doctor from the Fredric G. Levin College of Law.Jaquith served as an Assistant United States Attorney in the United States Attorney's Office for the Northern District of New York, including as First Assistant United States Attorney, Chief of the Criminal Division, Narcotics Chief, and Chief of the Albany Office.From 1982 to 2011, Jaquith also served in the Judge Advocate General's Corps of the United States Army in several roles, including as Staff Judge Advocate, Circuit Judge, and Chief of Military Law, rising to the rank of Colonel.