Staff Engineer, Physical Design - Cores

A Staff Physical Design Engineer at SiFive owns the physical implementation of critical, high-performance CPU core blocks from RTL to GDSII. The role involves collaborating across architecture, RTL, and power teams to co-design PPA optimizations for high-frequency, power-efficient designs on advanced process nodes. Engineers will manage synthesis, place & route, and signoff while solving complex physical bottlenecks unique to CPU cores.