QA Hardware Engineer 3 - Physical Layer (L0/L1)

VIAVI is seeking a QA Hardware Engineer to validate Ethernet physical layer hardware interface behavior, including link negotiation, signal integrity, and optical transceiver operation. The role involves reproducing and root-causing hardware and firmware defects, building lab test setups, and collaborating with cross-functional teams to drive quality improvements. The position requires practical experience with high-speed hardware interconnects, Ethernet L1/L2 layers, and test and measurement tools.