Schomberg entered the navy from the Royal Naval College on 16 May 1829 with the rank of midshipman, passing his examination for lieutenant in 1833, but not obtaining his commission until 28 June 1838.
[1] There he took part in the operations of 1840 on the coast of Syria, and on the night of 1 October served in the boats under Commander Henry John Worth, at the destruction of a train laid to one of the castles at Beyrout, and the capture there of 31 barrels of powder.
In November 1843 he moved with Captain Austin, as additional lieutenant, to the steam gunboat Tartarus, and on 10 February 1844 he was promoted to commander.
[1] He then served as Second Captain, from 21 June 1845 aboard the Queen, and from 6 December 1847 in the San Josef, both under the command of Sir Henry John Leeke in the Channel Fleet.
From 7 January 1848, he moved into Wellesley, flagship of Vice Admiral the Earl of Dundonald on the North America and West Indies Station.