Principal Electrical Engineer – Smart Cable Modules
Core
Define and own the end-to-end electrical architecture for next-generation active copper cable assemblies and pluggable modules (OSFP, QSFP-DD) targeting 400G, 800G, and beyond for data center AI/ML fabric and high-performance computing.
Role type
Principal Electrical Engineer (Hardware Architecture & Design)
Builds
Smart Cable Modules (SCM) and pluggable modules for hyperscale AI infrastructure
Domain
Data Center Networking / High-Speed Interconnect / AI Infrastructure
Deliverable
production ML models | product features
Required skills
High-speed SerDes architecture (112G PAM4, 56G NRZ), Signal Integrity (SI) & Power Integrity (PI) design, PCB layout for multi-layer modules, Power Delivery Network (PDN) design, Mixed-signal circuit design, Hardware bring-up & debug, MSA specifications (OSFP, QSFP-DD), EDA tools (Cadence Allegro/OrCAD), Component selection & supplier engineering
Preferred skills
800G+ module architecture, Co-packaged optics (CPO) or Linear Drive (LPO), Host-side switching ASIC interfaces, Python scripting for lab automation
Technologies
OSFP, QSFP-DD, SerDes, I2C, MDIO, Cadence Allegro, OrCAD, Python
Responsibilities
Define electrical architecture including SerDes topology, power delivery, and thermal budgeting; Establish internal electrical design standards and SI/PI guidelines; Lead technical reviews and provide sign-off on high-speed digital designs; Drive schematic capture and PCB design for complex multi-layer modules; Own power delivery design including multi-rail regulation and hot-plug sequencing; Author hardware bring-up strategies and lead root-cause analysis on hardware failures; Mentor senior and mid-level engineers in high-speed design.
Seniority
Principal, strategic ownership & technical leadership