After a period specialising in quality management and continuous improvement he became a chartered engineer and then went on to complete a Masters degree in quality and human resource management.
Frost's career then gradually evolved into organisation development, people strategy and talent development. He has held executive and board-level roles in international businesses such as Carlsberg and Norbert Dentressangle (now XPO Logistics).
Since early 2017 Frost has been group organisational development director with Total Produce, a global €4 billion fresh food business. In this role he reports to the group CEO and is responsible for global people strategy, organisation design, succession planning and talent development.