Staff SerDes Mixed Signal Design Engineer

InnoPhase Inc., DBA GreenWave Radios™, is at the forefront of innovation in Open RAN digital radios. Our cutting-edge solutions, powered by the Hermes64 RF SoC, are designed to enhance network energy efficiency while dramatically reducing operational expenses, with purpose-built silicon that is the heart of ORAN-based active antenna arrays.

Headquartered in San Diego, California, GreenWave Radios™ has established itself as a pioneer in delivering power-efficient digital-to-RF solutions. The company is supported by a talented team of over 100 engineers spread across four global R&D facilities. With an extensive portfolio of more than 120 global patents, GreenWave Radios™ continues to push the boundaries of radio technology and innovation.

To learn more about GreenWave Radios™ and hear what our employees have to say, visit the GreenWave™ certification profile at GreatPlacetoWork.com or explore our Home - GreenWave Radios website.

As a Staff SerDes AMS Design Engineer in the RFA Engineering Group, you’ll play a critical role in a fast-paced, collaborative environment. You will be deeply involved in various aspects of mixed-signal design, including working with data converters (ADC, DAC, TDC) and digitally controlled analog/RF circuits. This is an excellent opportunity for a motivated individual who enjoys taking ownership of projects and making a significant impact within a smaller, dynamic team.

This role offers an exciting opportunity to contribute directly to the development of cutting-edge O-RAN 5G digital radio solutions. If you are passionate about mixed-signal design and want to have a meaningful impact in a collaborative environment, we encourage you to apply.

This is a full-time position based in San Diego, CA.

Key Responsibilities

• Product Design: Engage in schematic capture, IC layout, simulation, package/PCB analysis, and creation of design documentation.
• Design Verification: Conduct detailed performance and functional measurements, troubleshooting and debugging design issues.
• Product Characterization: Collaborate with Characterization and Test Engineers to define, perform, and analyze product performance characterization.
• Production ATE Development: Work with Test Engineers to define and develop Automated Test Equipment (ATE) solutions, and support ramping for production.
• Product Support: Partner with Applications, Product, Test, and Manufacturing Engineers to address customer inquiries, resolve field failures, and contribute to yield improvement efforts.
  
  

Job Requirements

• MSEE or PhD desired and eight or more years of analog and mixed-signal design experience
• Deep knowledge of high-speed SerDes protocols such as PCIe, USB, SATA, etc.
• Strong fundamentals in mixed-signal IC design, especially with the latest CMOS FinFET processes
• Experience designing analog and mixed signal circuit blocks, including data converters, DLLs, PLLs, Phased Interpolators, CTLE, DFE, PAM, CDR Loops, etc.
• Familiarity with RF, analog, and digital integrated circuits, with an emphasis on mixed-signal circuits and systems
• Good understanding and experience with IC layout and verification
• Hands-on experience making precise analog and digital measurements using typical laboratory instruments and techniques
• Experience using various modeling tools (ADS, EMX, Verilog-A, etc.)
• Strong analytical skills and the ability to troubleshoot complex problems effectively
• Collaborative mindset with a strong sense of urgency to meet deadlines and project needs
• Excellent verbal and written communication, with the ability to present and document findings effectively
  
  

Desirable Skills

• Experience in Python or other languages for automation of data analysis, lab automation or simulation control
• Experience in designing, laying out, and debugging test fixtures or application solutions at the board level
• Knowledge of Cadence and Calibre EDA tools for design and verification
  
  

Compensation And Benefits

At InnoPhase, our compensation package includes base pay and pre-IPO stock options. The base pay range for this role is up to $180K. Your base pay will depend on the market, interview results, skills, qualifications, experience, education, and location. Our employee benefits include a comprehensive group health plan, matching 401(k), training reimbursement, and various paid leaves (vacation, sick, holidays, maternity/paternity leave, jury). Visit our website to learn more about our employee benefits.