CareerPlan

Senior Principal Hardware Engineer

Sunnyvale, California, United States of AmericaFull-time$181k–$367k2026-10-05 → 2026-11-13

Core

Lead the end-to-end design and development of next-generation networking hardware, focusing on high-performance, high-density, and high-power circuit boards with extreme bandwidth and thermal constraints.

Role type

Senior Principal Hardware Design Engineer

Builds

High-performance networking hardware systems incorporating 100G/200G signaling, FPGA solutions, and liquid-cooled architectures.

Domain

Networking hardware, High-Performance Computing (HPC), AI/ML accelerators

Deliverable

production ML models | product features

Required skills

High-speed signaling (100G/200G), High-power dense PCB design, FPGA development, Signal Integrity (SI) and Power Integrity (PI) analysis, Liquid cooling system architecture, System-level thermal management, Mechanical design integration, Schematic design and board-level architecture

Preferred skills

Experience with scale-up systems, High-bandwidth interconnects, Complex electronic systems design

Technologies

FPGA, 100G/200G interfaces, Liquid cooling, Cold plates, Manifolds

Responsibilities

Own the end-to-end hardware design lifecycle from concept to production, Lead design of high-performance circuit boards, Design systems with high-speed serial signaling, Develop and review complex schematics and power architectures, Perform Signal Integrity and Power Integrity analysis, Collaborate on liquid-cooled system architectures, Identify technical risks and develop solutions

Seniority

Senior, hands-on IC