Donald P. Richmond II joined Aehr Test Systems as a Senior Electrical Engineer for the Company's Wafer Level Test and Burn-in solutions in 1998 and held several key positions before being appointed Chief Technology Officer in September 2023. Before joining the Company he was co-founder, board member and Vice President of Operations at ChipScale Inc. / Micro SMT Inc., and earlier served as president of TEAM Holdings LTD. / TEAM International LTD., a semiconductor packaging subcontractor. He has over 40 years of executive and general management, operations, customer support and R&D program management experience, beginning his career in semiconductor design with Signetics Corporation. He received a B.S.E.E. Technology from DeVry Institute Arizona.