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Job Description:System Signal Integrity Engineer
Responsibilities:
Support high data rate SerDes applications - up to 112Gbps NRZ and 224G PAM4 systems
Support 5G base station ADC/DAC applications
System level Signal and Power Integrity design trade-offs and debug
Collaborate with package, PCB, and silicon designers to complete measurement-simulation correlation projects
Develop models with electromagnetic field solvers: primarily with Ansys HFSS, secondarily, with Ansys Q3D and SIwave.
Ability to understand laminate design and fabrication techniques and limitations for both package and PCB designs.
Evaluate board/package materials and connector solutions for future designs.
Simulate schematic models and environments within Keysight ADS.
Ensure and know trade-offs for the accuracy of models (3D/2.5D/2D) used for design simulations.
Perform and develop VNA/TDR (50GHz+) measurement techniques and correlate with models and simulations.
Provide feedback and learnings from measurement-simulation correlation investigations to improve best practices for modeling and simulations.
Capture high fidelity lab measurements to be used for correlation and debug purposes
Experience with sampling and real-time oscilloscopes, spectrum analyzers, and optical oscilloscopes.
Understand and apply:
High speed data communications
Transmission-line and electromagnetic-field theory
Numerical analysis
VNA/TDR measurements
Bit-by-bit and Statistical simulators for serial data (SerDes) links
Insertion loss, return loss, crosstalk, BER, jitter, and statistical eye diagrams
Work in either time domain or frequency domain
Phase noise analysis as it applies to PLL’s, reference clocks, SerDes TX-RX links
Jitter sensitivity measurement and analysis for SerDes IP
Organize and manage multiple projects
Develop, clearly and effectively document, and track project plans
Effectively communicate complex concepts in conversation, presentations and written documents
Determine and document applicable requirements for ASIC package and PCB designs, drawing from industry standards, customer requirements, and/or APD Broadcom’s internal performance goals
Collaborate with Package and PCB Engineers to fulfill System SI requirements, while balancing objectives (reliability, cost, complexity, etc.)
Pre-layout and post-layout modeling and simulation to support package and PCB engineering for signal integrity
Document and deliver SI models with supporting documentation to customer and internal engineers
Support customer analysis and debug efforts related to our deliverables
Understanding of optical/electrical engine concepts and theory of operation, CWDM, OMA, etc..
Familiarity with optical channel impairments such as chromatic dispersion (CD) and four-wave mixing (FWM).
Qualifications:
BS degree in Electrical Engineering or Physics and 8+ years of related experience, or MS degree in Electrical Engineering or Physics and 6+ years of related experience or PhD in Electrical Engineering or Physics and 3+ years related experience.
Experience in one or more of:
Signal integrity for high-speed digital applications
Electromagnetic transmission line theory
Microwave theory
Numerical Field solver theory
Power integrity
IC package design
Photonics
Tools:
EM modeling (Ansys HFSS/SIWave/Q3D and Polar)
Circuit simulation tools (Keysight ADS)
Matlab (desired)
Cadence APD/Allegro (desired)
Other layout tools (desired)
Linux (desired)
Keysight AEL (desired)
Perl (desired)
Additional Job Description:
Compensation and Benefits
The annual base salary range for this position is $107,000 - $190,000.
This position is also eligible for a discretionary annual bonus in accordance with relevant plan documents, and equity in accordance with equity plan documents and equity award agreements.
Broadcom offers a competitive and comprehensive benefits package: Medical, dental and vision plans, 401(K) participation including company matching, Employee Stock Purchase Program (ESPP), Employee Assistance Program (EAP), company paid holidays, paid sick leave and vacation time. The company follows all applicable laws for Paid Family Leave and other leaves of absence.
Broadcom is proud to be an equal opportunity employer. We will consider qualified applicants without regard to race, color, creed, religion, sex, sexual orientation, gender identity, national origin, citizenship, disability status, medical condition, pregnancy, protected veteran status or any other characteristic protected by federal, state, or local law. We will also consider qualified applicants with arrest and conviction records consistent with local law.
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