Before joining D2S, Inc, James was Director of Engineering with Cadence Design Systems. Before that James was the Director of Central Engineering at Simplex Solutions which was acquired by Cadence. His combined tenure at Cadence totaled over 19 years. Before Cadence, James worked at Aspec, Tangent, AMI, and GTE Laboratories, in various engineering and management roles.

James holds a Ph.D. in Electrical Engineering from Cornell University, Ithaca, NY.