High Speed Mixed Signal Circuit Design Engineer

Nokia

High Speed Mixed Signal Circuit Design Engineer designing and analyzing high-speed analog/mixed-signal circuits at Infinera. Engaging in high-speed analog circuit design contributing to market leadership in optical networking.

Posted 6/3/2026full-timeSan Jose • California • 🇺🇸 United StatesSeniorLead💰 $159,727 - $296,636 per yearWebsite

Tech Stack

Tools & technologies

DAC

About the role

Key responsibilities & impact

Design, implement, and simulate the functionality and performance of various high speed analog circuits, including the ADCs and DACs;
Create the layout floor plans to optimize the overall performance; Supervise the layout activities and give concise guidelines to layout engineers, need to be hands on in drawing layout if necessary;
Exploring the trade-offs of the different topologies and propose the best solution to achieve or exceed the requirements in terms of power/area/linearity/bandwidth, etc.
Develop the analog testing plans and work with the PE/TE teams to characterize the functionality and performance of the products to ensure the quality;
Need to support and comply with the team’s design methodologies and release flows.

Requirements

What you’ll need

Must be extremely familiar with essential CAD tools, such as Cadence Virtuoso, Spectre, Incisive, Calibre, EMX, and Totem EM/IR, etc.
Must have a proven tracking record of designing complex analog / mixed signal IPs or chips in deep submicron CMOS technologies.
Must have experiences in bringing high performance analog IPs including but not limited to high-speed ADC, high-speed DAC, and high-frequency low-jitter PLL to production.
Must have a decent understanding in CMOS analog / mixed signal design methodologies and circuit analysis;
Must have a good understanding of device physics and the impacts of layout effects;
Able to perform the behavioral modeling the blocks and circuits with Verilog-A or Verilog-AMS;
Collaborative with other local or remote team members in a fast-paced professional environment.
Fluent in verbal and written communications;
Independently resolves issues and conquer design challenges;
Self-motivated and detail-oriented;
Has the knowledge of (optical) communication theories and Matlab coding.
M.S. in E.E. with 8+ years’ experience

Benefits

Comp & perks

Corporate Retirement Savings Plan
Health and dental benefits
Short-term disability, and long-term disability
Life insurance, and AD&D – Company paid 2x base pay
Optional or Supplemental life and AD&D insurance (Employee/Spouse/Child)
Paid time off for holidays and Vacation
Employee Stock Purchase Plan
Tuition Assistance Plan
Adoption assistance
Employee Assistance Program/Work Life Resource Program

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

analog circuit designmixed signal designbehavioral modelingVerilog-AVerilog-AMScircuit analysisdevice physicshigh-speed ADChigh-speed DAChigh-frequency low-jitter PLL

Soft Skills

collaborationcommunicationproblem-solvingself-motivateddetail-oriented

Certifications

M.S. in Electrical Engineering