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About the Role

We are seeking a highly motivated Principal System Engineer to join our Application Engineering team and drive the successful deployment of next-generation Optical DSP and Active Electrical Cable (AEC) solutions for AI and cloud infrastructure.

Responsibilities

Lead system-level modeling and simulation of high-speed PAM4 communication links across optical and electrical channels.
Develop end-to-end link performance models including DSP transmitter and receiver architectures, optical transmitters and receivers, laser and photonic components, electrical channels, and connectors and cable assemblies.
Evaluate next-generation Ethernet connectivity technologies for AI and cloud infrastructure applications.
Generate and maintain IBIS-AMI and related customer-facing models for product evaluation and system design activities.
Support customer simulations involving PCB channels, cables, connectors, packages, and optical links.
Collaborate with silicon, package, and system design teams to improve model accuracy and usability.
Serve as a subject matter expert for IEEE 802.3 Ethernet specifications and compliance methodologies.
Develop simulation and measurement methodologies aligned with IEEE standards.
Support product compliance activities for CEI interfaces, 100G/lane PAM4, 200G/lane PAM4, and future 400G/lane technologies.
Participate in interoperability activities and customer qualification efforts.

Requirements

MS or PhD in Electrical Engineering, Applied Mathematics, Physics, Computer Engineering, or related field.
12+ years of experience in high-speed communications, optical networking, DSP, SerDes, or related technologies.
Deep expertise in system-level modeling and simulation of high-speed communication systems.
Strong understanding of optical communication systems and Ethernet interconnect technologies.
Expert knowledge of linear and nonlinear communication system theory.
Expert knowledge of PAM4 signaling and DSP-based communication systems.
Extensive experience developing models for electrical and optical components.
Strong understanding of IEEE 802.3 Ethernet standards and compliance methodologies.
Advanced MATLAB and/or Python programming skills for algorithm development, simulation, and automation.
Excellent written and verbal communication skills.
Experience with laboratory correlation of simulation and hardware measurements.
Knowledge of optical transceiver architectures and components.
Familiarity with IEEE COM (Channel Operating Margin) methodology and simulation flows.
Experience supporting hyperscale cloud and AI infrastructure customers.

Skills

Systems Engineering
Communication theory
High-speed link modeling
DSP algorithms
IEEE Ethernet standards
Simulation
Laboratory measurements
System-Level Architecture
Modeling
Simulation
High-speed PAM4 communication links
Optical communication systems
Electrical channels
Connectors
Cable assemblies
Ethernet connectivity technologies
AI
Cloud infrastructure
IBIS-AMI models
Customer-facing models
PCB channels
Packages
IEEE 802.3 Ethernet specifications
Compliance methodologies
CEI interfaces
100G/lane PAM4
200G/lane PAM4
400G/lane technologies
Interoperability
Customer qualification
High-speed communications
Optical networking
DSP
SerDes
Linear and nonlinear communication system theory
PAM4 signaling
DSP-based communication systems
Electrical components
Optical components
MATLAB
Python
Algorithm development
Automation
Optical transceiver architectures
IEEE COM methodology
Hyperscale cloud
AI infrastructure

Location

Canada

Work Type

Full-time

Experience Level

Principal
12+ years of experience

Education Level

MS or PhD in Electrical Engineering, Applied Mathematics, Physics, Computer Engineering, or related field.

About the Company

As a leading technology innovator, Qualcomm pushes the boundaries of what's possible to enable next-generation experiences and drives digital transformation to help create a smarter, connected future for all.

Equal Opportunity

Qualcomm is an equal opportunity employer. If you are an individual with a disability and need an accommodation during the application/hiring process, rest assured that Qualcomm is committed to providing an accessible process. You may e-mail disability-accomodations@qualcomm.com or call Qualcomm's toll-free number found here. Upon request, Qualcomm will provide reasonable accommodations to support individuals with disabilities to be able participate in the hiring process. Qualcomm is also committed to making our workplace accessible for individuals with disabilities.
Qualcomm expects its employees to abide by all applicable policies and procedures, including but not limited to security and other requirements regarding protection of Company confidential information and other confidential and/or proprietary information, to the extent those requirements are permissible under applicable law.
To all Staffing and Recruiting Agencies: Our Careers Site is only for individuals seeking a job at Qualcomm. Staffing and recruiting agencies and individuals being represented by an agency are not authorized to use this site or to submit profiles, applications or resumes, and any such submissions will be considered unsolicited. Qualcomm does not accept unsolicited resumes or applications from agencies. Please do not forward resumes to our jobs alias, Qualcomm employees or any other company location. Qualcomm is not responsible for any fees related to unsolicited resumes/applications.