At the time of his appointment, he was the youngest locomotive superintendent in Britain.
Between those dates five men held the post of Locomotive Superintendent.
John Gray was the locomotive superintendent from 1840-1845.
From 1872 to 1885, he was resident engineer and locomotive superintendent of the Metropolitan Railway.
He was appointed locomotive superintendent of the Caledonian Railway in 1856.
In 1875 he was appointed locomotive superintendent of the North British Railway.
David Jones (1834-1906) was locomotive superintendent of the Highland Railway between 1870 and 1896.
In Britain, the post of locomotive superintendent was introduced in the late 1830s, and chief mechanical engineer in 1886.
Even much later when he was a locomotive superintendent in his own right, he was clearly influenced by his brother's designs.
He left the post of Locomotive Superintendent in 1908 and retired in June 1909 due to ill health.