On January 24, 1882, he was appointed an inspector in the North-West Mounted Police. During the North-West Rebellion of 1885, he was appointed a major in the Canadian Militia, and received command of the second section of the Alberta Field Force. He led a march from Calgary, Alberta, to Edmonton, Alberta. While crossing the Red Deer River, he nearly died landing a tow rope attached to the raft carrying a field gun. Following the rebellion, he was appointed superintendent of the Prince Albert district, on August 1, 1885.