Senior Power Integrity Engineer

Drivenets; Greater London; On-site; GBP 70,000 - 110,000; Full time

Job summary

DriveNets is seeking a highly motivated Power Integrity Engineer to join our Hardware Engineering team in driving PI diagnostics for next-generation networking platforms. You will define and validate power delivery networks for high-performance ASICs, SerDes interfaces, optical modules, and AI-scale networking systems.

You will collaborate with ASIC, FPGA, and mechanical teams to ensure robust PI, perform pre- and post-layout simulations, and lead lab validation efforts to ensure reliable

Qualifications

• B.Sc. or M.Sc. in Electrical Engineering.
• 5+ years of experience in Power Integrity, Hardware Design, or related disciplines.
• Strong understanding of power delivery networks, decoupling methodologies, and target impedance concepts.
• Hands-on PI simulation tools: Cadence Sigrity PowerSI / OptimizePI, Ansys SIwave, Ansys HFSS, PowerDC.
• Experience designing high-layer-count PCBs for networking, telecom, server, or data-center products.
• Knowledge of high-speed digital systems and interaction between SI and PI.
• Experience with multi-phase voltage regulators, power sequencing, and power management architectures.
• Strong understanding of PCB materials, stackups, and manufacturing constraints.
• Experience performing lab validation and correlation measurements.
• Excellent problem-solving, communication, and teamwork skills.

Responsibilities

• Lead PI activities throughout the hardware development lifecycle from architecture through production.
• Define and optimize PDNs for high-current networking ASICs and supporting devices.
• Perform pre-layout and post-layout PI simulations using industry-standard tools.
• Establish target impedance requirements and validate across all power rails.
• Analyze DC voltage drop, AC impedance, transient response, and power distribution performance.
• Collaborate with PCB layout engineers to optimize stackups, planes, decoupling, and power routing.
• Work with SI engineers to co-optimize high-speed interfaces.
• Develop PI design guidelines and best practices for future products.
• Support schematic/layout reviews and design sign-off activities.
• Perform laboratory measurements and correlation using oscilloscopes, VNAs, power analyzers, and current probes.
• Investigate and resolve PI-related issues during bring-up, validation, and production.
• Collaborate with ASIC/FPGA/memory/optics/power vendors to optimize performance.
• Drive continuous improvement of PI methodologies and validation processes.

Skills

Power Integrity

Hardware Design

PI Simulation

Cadence Sigrity PowerSI

Ansys SIwave

Ansys HFSS

PowerDC

High-layer-count PCBs

High-speed digital

Lab validation

Education

Electrical Engineering degree

Tools

Cadence Sigrity PowerSI

OptimizePI

Ansys SIwave

Ansys HFSS

PowerDC

Job description

About DriveNets

DriveNets is a leader in high-scale networking software for AI infrastructure and service providers. The company pioneered a disaggregated networking architecture that transforms the economics of large-scale networks while maximizing performance, utilization, and operational efficiency. DriveNets-powered networks are deployed by global leaders, including AT&T and Comcast, supporting more than 30% of total U.S. internet traffic. DriveNets AI Fabric delivers full-stack networking for AI infrastructures, providing the highest-performance, Ethernet-based alternative to InfiniBand. The solution is deployed by hyperscalers, NeoClouds, and enterprises worldwide. With over $1B raised, DriveNets continues to push the boundaries of modern networking infrastructure.

The Role

DriveNets is seeking a highly motivated Power Integrity Engineer to join our Hardware Engineering team. In this role, you will be responsible for defining, analyzing, simulating, and validating power delivery networks (PDNs) for next-generation networking platforms supporting high-performance ASICs, advanced SerDes interfaces, optical modules, and AI-scale networking systems. You will work closely with hardware architects, PCB designers, ASIC teams, signal integrity engineers, mechanical engineers, and manufacturing partners to ensure robust power delivery, optimal system performance, and successful product deployment.

Responsibilities

• Lead Power Integrity (PI) activities throughout the hardware development lifecycle, from architecture through production.
• Define and optimize board-level and package-level Power Delivery Networks (PDNs) for high-current networking ASICs and supporting devices.
• Perform pre-layout and post-layout PI simulations using industry-standard tools.
• Establish target impedance requirements and validate compliance across all power rails.
• Analyze DC voltage drop, AC impedance, transient response, and power distribution performance.
• Collaborate with PCB layout engineers to optimize stackups, plane structures, decoupling strategies, and power routing.
• Work closely with Signal Integrity engineers to ensure SI/PI co-optimization of high-speed interfaces.
• Develop power integrity design guidelines and best practices for next-generation networking products.
• Support schematic reviews, layout reviews, and design sign-off activities.
• Perform laboratory measurements and correlation using oscilloscopes, VNAs, power analyzers, current probes, and related equipment.
• Investigate and resolve PI-related issues during board bring-up, validation, and production.
• Collaborate with ASIC, FPGA, memory, optics, and power component vendors to optimize overall system performance.
• Drive continuous improvement of PI methodologies, simulation flows, and validation processes.

Why Join DriveNets

• Work on industry-leading networking systems deployed by top-tier service providers and cloud operators.
• Influence next-generation networking hardware architecture.
• Collaborate with world-class hardware, ASIC, and software engineers.
• Be part of a fast-growing company transforming the networking industry.

Requirements

• B.Sc. or M.Sc. in Electrical Engineering.
• 5+ years of experience in Power Integrity, Hardware Design, or related disciplines.
• Strong understanding of power delivery networks, decoupling methodologies, and target impedance concepts.
• Hands-on experience with PI simulation tools such as:
• Cadence Sigrity PowerSI / OptimizePI
• Ansys SIwave
• Ansys HFSS
• PowerDC or equivalent
• Experience designing high-layer-count PCBs for networking, telecom, server, or data-center products.
• Knowledge of high-speed digital systems and interaction between Signal Integrity and Power Integrity.
• Experience with multi-phase voltage regulators, power sequencing, and power management architectures.
• Strong understanding of PCB materials, stackups, and manufacturing constraints.
• Experience performing lab validation and correlation measurements.
• Excellent problem-solving, communication, and teamwork skills.

Preferred Qualifications

• Experience with high-performance networking ASICs and switch silicon.
• Familiarity with 112G/224G/448G PAM4 SerDes technologies.
• Experience with Ethernet systems ranging from 400G to 1.6T and above.
• Understanding of package-level PI and advanced packaging technologies.
• Familiarity with optical networking platforms and co-packaged optics.
• Experience with thermal and mechanical effects on PDN performance.
• Knowledge of EMI/EMC considerations in high-density networking systems.
• Experience working with ODMs, CMs, and global manufacturing partners.

Success Metrics

• Achieve PI sign-off requirements for all networking platforms.
• Minimize power-related issues during bring-up and production.
• Improve first-pass hardware success rate.
• Enable reliable operation of next-generation high-bandwidth networking systems.
• Establish scalable PI methodologies for future DriveNets hardware platforms.

More About DriveNets

Based in Israel with locations in Romania, US, India and Japan as well as extended teams, DriveNets operations cover more than twelve countries. With recognition by industry analysts and through partnerships with market leaders such as AMD, Broadcom, Dell and others, DriveNets is pushing market momentum, delivering the scale and efficiency that modern AI workloads demand. Visit our website: https://drivenets.com/company/