His career, while primarily based in Ireland, has brought him to many parts of Europe, Africa, America and Canada.

While conducting the RTÉ NSO, he performed in front of over 80,000 people at the opening ceremony of The Special Olympics World Games in 2003.

As Principal Conductor of the RTÉCO Brophy conducted the orchestra in front of Queen Elizabeth II at The Convention Centre Dublin on her state visit to Ireland in May 2011.

Brophy has directed premieres of works by leading contemporary Irish composers including Frank Corcoran, Raymond Deane, Benjamin Dwyer, David Fennessy, and Ian Wilson.

[2] Brophy gave the World Premier of double Grammy-winning Argentinian Composer Claudia Montero's piano concerto "Concierto en Blanco y Negro" at the Galway International Arts Festival and the National Concert Hall, Dublin in July 2017.