Principal DSP Engineer
Core
Designing and simulating DSP architectures for high-speed wireline Ethernet communication technologies, including optical fibers and coaxial cables, to enable low-power high-speed implementations of complex algorithms.
Role type
Principal DSP Engineer (Wireline/High-Speed)
Builds
Wireline Ethernet transceivers and PHYs supporting speeds up to 1.6 Tb/s
Domain
Semiconductor / High-Speed Communications / Digital Signal Processing
Deliverable
production ML models | product features | infrastructure
Required skills
Digital signal processing, communications theory, system design, C/C++, Matlab, Python, behavioral modeling of mixed-signal circuits, lab characterization
Preferred skills
Ethernet systems, high-speed DSP (FFE/DFE, CDR, FEC), ADC-based wireline transceivers, coherent DSP architectures, time-interleaved ADC calibration
Technologies
FFE, DFE, CDR, FEC (RS, Viterbi), LDPC, Ethernet, SerDes, optical fibers, coaxial cables, twisted pair
Responsibilities
Design and simulate DSP architectures, define key capabilities and performance requirements, create DSP and FEC hardware block specifications, perform research in digital signal processing, work with designers to ensure efficient circuit implementation, develop behavioral modeling of mixed-signal circuit designs, provide guidance on test plans for lab characterization
Seniority
Principal, hands-on IC with strategy & mentorship