On/Off-Chip SI/PI Engineer

Socket.dev; San Jose (CA); On-site; USD 150,000 - 320,000; Full time

Benefits offered by this job

Health insurance

PTO + holidays

Parental leave

401k matching

Education reimbursement

Donation matching

Discount programs

Free meals

Job summary

SK hynix America in San Jose, CA, seeks a hands-on On/Off-Chip SI/PI Engineer to bridge HQ engineering with U.S.-based customers. You will perform detailed signal and power integrity analyses for HBM and DRAM, and contribute to future memory architectures.

Collaborate with customers, optimize systems, and develop robust models. The role requires 3+ years in SI/PI, strong knowledge of 2.5D/3D ICs, and proficiency with HFSS, SIwave, Sigrity, ADS, and HSPICE.

Qualifications

• BS in Electrical Engineering or MS/PhD in related field with 3+ years of SI/PI experience or advanced degree in signal integrity, power integrity, high-speed signaling, electromagnetics or RF/microwave engineering.
• Understanding of 2.5D/3D IC architectures, modeling and operations.
• Hands-on SI/PI analysis experience including on-/off-chip PDN and high-speed channel analysis.
• Proficiency with SI/PI simulation and analysis tools (HFSS, SIwave, Sigrity, ADS, HSPICE).
• Experience with package/PCB layout review tools (Allegro Design/APD) and AI-assisted analysis is a plus.

Responsibilities

• Strengthen SI/PI capabilities for HBM and next-generation DRAM.
• Drive system-level co-optimization beyond standalone DRAM design.
• Build deep technical partnerships with U.S.-based customers.
• Improve competitiveness through close engagement with customers in the U.S.
• Perform on-chip and off-chip SI/PI design and analysis for HBM and next-gen DRAM.

Skills

SI/PI engineering

High-speed signaling

Electromagnetics

RF/microwave engineering

Education

BS in Electrical Engineering

MS/PhD in related field

Tools

HFSS

SIwave

Sigrity

ADS

HSPICE

Allegro Design

Job description

Job Title: On/Off-Chip SI/PI Engineer
Office Location: San Jose, CA
Job Type: Full-Time
Work Model: Onsite

About SK hynix America

At SK hynix America, we're at the forefront of semiconductor innovation, developing advanced memory solutions that power everything from smartphones to data centers. As a global leader in DRAM and NAND flash technologies, we drive the evolution of advancing mobile technology, empowering cloud computing, and pioneering future technologies. Our cutting-edge memory technologies are essential in today's most advanced electronic devices and IT infrastructure, enabling enhanced performance and user experiences across the digital landscape.

We're looking for innovative minds to join our mission of shaping the future of technology. At SK hynix America, you'll be part of a team that's pioneering breakthrough memory solutions while maintaining a strong commitment to sustainability. We're not just adapting to technological change - we're driving it, with significant investments in artificial intelligence, machine learning, and eco-friendly solutions and operational practices. As we continue to expand our market presence and push the boundaries of what's possible in semiconductor technology, we invite you to be part of our journey to creating the next generation of memory solutions that will define the future of computing.

Job Summary

This role serves as a critical technical liaison between HQ engineering teams and key U.S.-based customers, providing hands‑on SI/PI analysis to resolve immediate HBM challenges. The position involves executing detailed signal and power integrity analyses while contributing to the development of advanced architectures for future HBM and DRAM products. By fostering deep technical partnerships, the successful candidate will ensure timely issue resolution and drive product optimization through close customer collaboration.

Responsibilities

• Strengthen SI/PI capabilities for HBM, next-generation DRAM, and beyond.


• Drive system- level co-optimization beyond standalone DRAM design.


• Build deep technical partnerships with U.S.-based customers.


• Improve competitiveness through close engagement with customers in the U.S.


• Perform on‑chip and off‑chip SI/PI design and analysis for HBM and next‑generation DRAM products.


• Verify system-level SI/PI robustness through integrated modeling and 3D electromagnetic analysis


• Analyze root causes of SI/PI issues and establish improvement plans.


• Participate in technical engagements with key customers.


• Leverage understanding of DRAM on‑chip architecture and its electrical characteristics.

Qualifications

• BS in Electrical Engineering or a related field with 3+ years of relevant experience in SI/PI engineering, or MS/Ph.D with a focus on signal/power integrity, high-speed signaling, electromagnetics, RF/microwave engineering, or a related field.


• Understanding of 2.5D/3D IC architectures, modeling and operations.


• Hands‑on experience in SI/PI analysis, including on-/off-chip PDN and high-speed channel analysis.


• Proficiency with SI/PI simulation and analysis tools (HFSS, SIwave, Sigrity, ADS, HSPICE, etc.).


• Experience with package/PCB layout review tools (Allegro Design/APD, etc.) and AI-assisted analysis and automation skills are a plus.

Benefits

• Top Tier health insurance at no employee cost


• Paid day offs: PTO + Company Holidays + Happy Fridays


• Paid Parental Leave Program


• 401k Matching


• Educational reimbursement up to $10,000 per year for job-related higher education degree


• Donation Matching and volunteering opportunities


• Corporate discount programs


• Free Breakfast/Lunch/Dinner provided to employees

Equal Employment Opportunity

SKHYA is an Equal Employment Opportunity Employer. We provide equal employment opportunities to all qualified applicants and employees and prohibit discrimination and harassment of any type without regard to race, sex, pregnancy, sexual orientation, religion, age, gender identity, national origin, color, protected veteran or disability status, genetic information or any other status protected under federal, state, or local applicable laws.

Compensation

Our compensation reflects the cost of labor across several U.S. geographic markets, and we pay differently based on those defined markets. Pay within the provided range varies by work location and may also depend on job‑related skills and experience. Your Recruiter can share more about the specific salary range for the job location during the hiring process.

Pay Range $150,000 - $320,000 USD