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Principal Modem PHY IP Design Engineer - Terawave

Central Texas, US💼 Full-time💰 $269,175–$269,175🗓 2026-07-27 → 2026-09-26

Core

Design and develop advanced modem physical layer (PHY) IP for next-generation high-performance wireless ASIC solutions supporting the Terawave satellite communications network.

Role type

Principal Modem PHY IP Design Engineer

Builds

High-throughput wireless ASICs and prototyping platforms for satellite communications

Domain

Space communications / Wireless / Digital Communications

Deliverable

production ML models | product features

Required skills

Digital communications theory, Modem PHY design, DSP, ASIC/FPGA baseband development, OFDM/single-carrier systems, Synchronization algorithms, Channel estimation and equalization, Adaptive modulation and coding, FEC (LDPC, Polar, Turbo, BCH), Fixed-point analysis, MIMO/beamforming, Algorithm-to-hardware translation

Preferred skills

mmWave/sub-THz/Terahertz systems, Satellite/space communications, 5G/6G systems, High-throughput wireless backhaul/mesh, RTL design and verification, FPGA prototyping, RF/mixed-signal impairments knowledge

Technologies

MATLAB, Python, C/C++, FPGA, ASIC

Responsibilities

Design and develop modem PHY IP for Terawave ASIC and prototyping platforms, Contribute to PHY algorithm development and hardware architecture (modulation/demodulation, synchronization, channel estimation, equalization, FEC, MIMO), Translate system requirements into implementation-ready PHY block specifications, Develop floating-point, fixed-point, and bit-accurate models, Perform performance analysis and trade studies, Work with architecture and RTL teams to partition algorithms, Support interface definition and subsystem integration, Collaborate with verification teams to define test strategies, Analyze simulation, emulation, FPGA, lab, and silicon data to debug design issues, Support bring-up and validation of modem PHY features in FPGA prototypes and silicon, Document design assumptions and performance results

Seniority

Principal, hands-on IC with strategy & mentorship

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