Meguin, 69, of Southold, is running on the Democratic Party line. He has been law clerk for Justice Richard I. Horowitz in Suffolk’s 10th Judicial District, Central Islip, since January 2016. From 2014 to 2015, he was law clerk for Justice John C. Bivona in State Supreme Court in Suffolk County. From 2012 to 2014, he served as chief deputy of the Suffolk County Department of Labor, Licensing and Consumer Affairs. He was chairman of the Southold Town Board of Ethics from 2009 to 2010. He was an attorney with a private practice in Miller Place from 2004 to 2015, and served as principal law clerk to three other judges from 1982 to 2004. He served as a reserve commissioned officer in the U.S. Army Military Police Corps and battalion staff officer from 1970 to 1979. He served four years as an associate police judge for the Village of Lindenhurst and two years as finance director for the Town of Babylon in the late 1970s. Meguin received his law degree from St. Johns University Law School and a bachelor’s degree in business from Boston University. He was admitted to the New York State Bar in 1975. He is a member of the American Bar Association and the New York State Defenders Association .