Diarmaid holds a Bachelor of Science (Honours) in Industrial Microbiology and a Masters of Business Administration. He started his career as a microbiologist and craft brewer at the Dublin Brewing Co. Ireland in 1998.
Upon moving to Australia in early 2000s, he continued brewing with the Five Islands Brewing Co. and the Malt Shovel Brewery. He has held various roles across a number of FMCG multinational food businesses (CUB, Asahi Premium Beverages and Nestle) in manufacturing, production management and quality.
In 2013 he joined Woolworths as Quality Manager for Pinnacle Drinks (EDGs own brand and exclusive product business). In January 2018 he took on his current role as Quality and Sustainability Manager for the Endeavour Drinks Group.