Ray is a practicing GP and completed his specialist training in General Practice after graduating from UCD in 1988.  After completing his MICGP and MRCGP from 1992-99 he worked in Australia both with the Royal Flying Doctor Service and the University of Western Australia where he completed an MBA and attained Fellowship from the Australian College of Rural and Remote Medicine.

On his return to Ireland in 2000, he established a GP Locum recruitment and placement agency, Locumotion https://www.locumotion.com/ and then in 2003, he co-founded Centric Health https://www.centrichealth.ie/

He is a Board member and member of the Executive Management Team at Centric Health while continuing to lead Locumotion.

In 2021 Ray launched Dorian, a roaring 20s style wine bar and bistro restaurant in Dublin, Ireland. https://www.dorian.ie/