A reference to Gomme's design of building a fort-royal on the strand near Ringsend, in the neighbourhood of Dublin, occurs in the report of the elder Sir Jonas Moore, surveyor-general of ordnance, drawn up in 1675. In July 1682, Gomme was appointed surveyor-general of ordnance. He died in London on 23 November 1685, and was buried on the 30th of that month in the chapel of the Tower of London.
In a report from 1675 by Sir Jonas Moore, who held the position of surveyor-general of ordnance, there is reference to Gomme's plan for building a fort-royal near Ringsend, close to Dublin. In July 1682, Gomme was appointed as the surveyor-general of ordnance. He died in London on November 23, 1685, and was buried in the chapel of the Tower of London on November 30.