Pcie, Usb, Ethernet, lab instrumentation, Python-based test automation, S-parameters, protocol logic analyzers, jitter knowledge, BERTs, eye diagrams, high-speed serial link protocols, NVLink, channel margin, Doe, jitter decomposition, PDN noise, TDR, UFS, VNAs, shmoo margin-trending, UCIe, Signal Integrity, SERDES architecture, DSOs, crosstalk, return loss