Assistant Engineer, United States Reclamation Service, Shoshone project, Wyoming, summer 1903. Assistant City Engineer, Hayward, California, May-December 1904. Assistant Engineer, in office of City Engineer of San Francisco, sewer and street work, 1904-1906.
City Engineer and partner, Luey and Bowie, Civil and Mining Engineers, Chico, California, 1906-1907. Assistant Engineer and Chief Engineer, A8SO. Pipe Line Company (Oil pipe lines of associate Oil Corporation) 1907-1916. While with Pipe Line Company supervised design and construction of all pipe lines and pumping stations involving expenditure of approximately §20,000,000.
Supervising Engineer in Charge United States Bureau of Mines, Petroleum Station, San Francisco, California, since 1916. Consulting Engineer to Federation Fuel Administration, during World War.