[2] Carver's first job was as a messenger attached to the US Senate Committee to Investigate Railroad Financing, from 1936 to 1937.
Completing his legal studies, he was admitted to practice law in Idaho and the District of Columbia in 1946.
From 1948 to 1956, he was a partner in a law firm in Boise, Idaho, called Carver, McClenahan & Greenfield.
[2] Carver was appointed as Assistant Secretary of the Interior for Public Land Management as part of the incoming John F. Kennedy administration in 1961.
He was then nominated by President Johnson to serve as a commissioner on the Federal Power Commission, a role he held from 1966 to 1972.