He moved with his parents to New Canaan, Connecticut at a young age, and his first job was at a tannery, where he earned money to fund his education.

Light served as a Connecticut common pleas court judge from 1901 to 1905.

Weeks appointed him Connecticut Attorney General to fill the unexpired term of Marcus H. Holcomb.

Elected to a four-year term in November 1910, he served as Attorney General until 1915.

He was a Freemason and a member of the Knights Templar, Shriners, and Odd Fellows.