Senior Signal Integrity Engineer - High-Speed PCIe/DDR

Dell Technologies Inc.; Round Rock (TX); On-site; USD 167,000 - 185,000; Full time

Job summary

Dell Technologies in Round Rock, Texas, is seeking a Signal Integrity Principal Engineer to join the Core Hardware Development team. You will drive SI across the enterprise hardware portfolio, addressing high-speed interfaces and complex transmission-line challenges.

You will lead SI design reviews, develop simulation models, and collaborate with ODM partners to push what's possible in a range of products such as PowerEdge servers and AI servers.

Qualifications

• 8+ years in signal integrity role with PCIe and DDR experience.
• Strong fundamentals in transmission lines and EM fields.
• Proficient with SI simulation tools (HFSS, SiWave, ADS).
• Hands-on with TDR, VNA, and SI test equipment.
• PCB layout reviews using Allegro or Xpedition.
• Collaborates with customers and cross-functional teams.

Responsibilities

• Build and validate SI simulation models across manufacturing and environmental variations.
• Analyze designs and define routing/material/interconnect solutions for PCIe, DDR, and other high-speed interfaces.
• Perform channel simulations across packages and PCBs.
• Work with IBIS-AMI, S-parameter models and tools like HFSS, ADS, Cadence Allegro.
• Optimize interconnects to meet insertion loss, return loss, eye diagram, and BER targets.
• Lead SI design reviews and influence platform-wide best practices.
• Own electrical validation test plan development and issue resolution.
• Collaborate with technology suppliers on future guidelines and tools.

Skills

Signal integrity

PCIe and DDR

Transmission lines

EM theory

SI tools

TDR/VNA

PCB layout review

Allegro/Xpedition

Collaboration

Education

Bachelor's degree in electrical or computer engineering

Tools

HFSS

SiWave

ADS

TDR

VNA

Allegro

Xpedition

Job description

Dell Technologies in Round Rock, Texas, is seeking a Signal Integrity Principal Engineer to join the Core Hardware Development team. You will drive SI across the enterprise hardware portfolio, addressing high-speed interfaces and complex transmission-line challenges.

You will lead SI design reviews, develop simulation models, and collaborate with ODM partners to push what's possible in a range of products such as PowerEdge servers and AI servers.