Arista Networks
Senior Signal Integrity / Power Integrity (SI/PI) Engineer
Roseville, CA, United States · Senior
Sponsorship not specified$260k-$470kDetected 15 days ago
NLPANSYSPCB DesignCadenceEMI/EMCElectrical EngineeringHardware DesignResearchCommunicationCollaboration
About the role
- What sets us apart is our relentless pursuit of innovation.
- We leverage the latest advancements in cloud computing, artificial intelligence, and software-defined networking to provide our clients with a competitive edge in an increasingly interconnected world.
- We believe that fostering an inclusive environment, where individuals from various backgrounds and experiences feel welcome, is essential for driving creativity and innovation.
Responsibilities
- Perform 3D EM design and simulation of high-speed interconnects (channels, vias, packages, and connectors) for 112G/224G PAM4 SerDes using tools such as Ansys HFSS, SiWave, and Cadence Sigrity.
- Develop and validate test vehicles to characterize next-generation PCB materials, packages, and interconnects.
- Conduct S-parameter and time-domain measurements (VNA, TDR, BERT) to extract channel performance and validate modeling correlation.
- Perform link-level analysis for advanced standards (Ethernet 800G/1.6T, PCIe Gen6/Gen7, CXL) using tools such as Keysight ADS or Cadence SystemSI.
- Collaborate closely with hardware, mechanical, and packaging teams to optimize stack- up, breakout, and routing strategies for high-density designs.
- Support bring-up and debug of production boards, working cross-functionally to root-cause SI/PI issues.
- BS/MS/PhD in Electrical Engineering, Physics, or related field with a focus on electromagnetics, signal integrity, or high-speed digital design.
- Familiarity with advanced PCB materials (e.g., Megtron 7, Tachyon 100G, SLP) and manufacturing constraints for high-speed design.
- Our solutions are designed to not only meet the current demands of the digital landscape but to also anticipate and adapt to future challenges.
- At Arista, we take pride in our track record of success and strive to maintain the highest standards of quality and performance in everything we do.
Requirements
- Hands-on experience with 2.5D/3D EM solvers (Ansys HFSS, SiWave, Sigrity, CST).
Nice to have
- Experience with co-packaged optics, chiplet-based architectures, or advanced substrate technologies.
- Familiarity with EMI/EMC considerations and signal/power isolation in densely integrated photonic-electronic systems.
- Understanding of thermal and mechanical effects on SI/PI performance and long-term reliability.
- Experience working with fabrication vendors, ASIC teams, and contract manufacturers to ensure end-to-end channel integrity.
- Knowledge of power integrity and co-simulation techniques is a plus.
Compensation
- The new hire base pay for this role has a pay range of $162,000 to $225,000.
- Arista offers different pay ranges based on work location, so that we can offer consistent and competitive pay appropriate to the market.
- The actual base pay offered will be based on a wide range of factors, including skills, qualifications, relevant experience, and work location.
- The salary range provided reflects base pay only.
Company info
- At Arista we value the diversity of thought and perspectives that each employee brings to the table.
- We are growing in Roseville!
Equal opportunity
- Arista Networks is an equal opportunity employer.
- All your information will be kept confidential according to EEO guidelines.
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This listing is sourced directly from Arista Networks's careers page and normalized into a canonical job model.