 He was appointed High Sheriff of Hampshire for 1665–66 and served in 1677 as a commissioner on an inquiry into the Royal Mint.He was a Commissioner of the Mint from 1684 to 1686 and Master of the Mint from 1686 to the date of his death, when he was succeeded by Sir Isaac Newton.In February 1678, he was appointed Groom Porter to Charles II, a post which he also held under James II and William III.