Paul Campbell attained a PhD. in Chemical Engineering at the University of Birmingham, England.

He began his career, in 2001, at Corus Steel. Working initially in the technical department, of the special strip division, he was responsible for conducting product and process development projects at their Corus plant in Rotherham, England. Over the course of the next eight years, Paul held various technical and sales roles at the Corus Steel plants in Rotherham, Aldwarke (Engineering Steels Division) and Scunthorpe (Long Products Division).

In 2009 Paul moved to Germany to join Buderus Edelstahl, part of the voestalpine group. After five years working as the business development manager in the strip division, he joined Zapp Precision Metals in 2014 as Head of Sales, Precision Strip at their production facility in Unna, Germany.