Stephen Zelencik received his BSEE from Purdue University in August 1960. After working for Amphenol-Borg and Fairchild Semiconductor in the area of sales and marketing, he joined Advanced Micro Devices Inc. (AMD) in 1979.
He served in roles as Senior Vice President of Sales and Marketing, Chief Marketing Officer, and an Officer of AMD in Sunnyvale, CA until his retirement in 2002.