Rankin-Hunt worked in the Royal Household for 33 years. His first appointment was as Registrar at the Lord Chamberlain's Office. In 1989, he transferred to the Royal Collection[1] and in 1993 became its Administrator, a position he held until his retirement in 2014.
In 1999 Rankin-Hunt was appointed Secretary of a Working Group set up by the Royal Household, and chaired by the Earl Marshal to organise and plan for future ceremonial events. Rankin-Hunt also held this appointment until his retirement.
In 1995, Rankin-Hunt assumed partial responsibility for advising Commonwealth realms and other countries on honours and awards. over the next 15 years, he designed and instituted honours systems and individual orders, decorations and medals for Antigua and Barbuda, Grenada, St Lucia, Tonga, Tuvalu, Solomon Islands, Barbados and Albania.[2] Rankin-Hunt also provided advice on ceremonial and protocol matters along with constitutional advice to Governors-General.
Rankin-Hunt has lectured at conferences in the Middle East and the Caribbean. From 2005 to 2014, he served as the genealogist of the Orders of Chivalry for Antigua and Barbuda. In 2016, Rankin-Hunt was appointed as Honorary ADC to the Governor General of Antigua and Barbuda.
Gules on a saltire or, two ostrich feathers in saltire also gules each charged with a chain laid among the quill three cross crosslets fitchy two in fess and one in base also gold.[5]