ByteDance

Physical Design Engineer - Power Integrity - Singapore

ByteDance  •  Singapore, SG (Onsite)  •  2 hours ago
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Job Description

The Silicon Platform Team acts as the core R&D middleware group for chip development within the company. The team covers the full spectrum of the chip design flow, including Logic Synthesis, Design for Testability (DFT), Backend Design, Physical and STA (Static Timing Analysis) Signoff, as well as Power Integrity, IR drop, and Electromagnetic Compatibility (Power/IR/EM). The team also oversees tape-out, mass production, packaging, testing, and board-level verification. They collaborate closely with front-end chip teams across business units to drive R&D progress and mass production deployment for chips.

Responsibilities
- Own Power Integrity (PI) signoff for advanced-node ASIC/SoC designs including advanced package, covering Static IR Drop, Dynamic IR Drop, Electromigration (EM), Power Grid Analysis, In-rush Current, Power-up/Power-down analysis, Load Step/Transient analysis, and Package/Board/PDN co-analysis.
- Lead full-chip and block-level power integrity analysis from early design through tapeout, including power delivery network modeling, power-domain analysis, vectorless and vector-based simulation, and PI signoff methodology and closure.
- Drive early-stage PI methodology and flow bring-up, especially for new process nodes, early PDKs, immature technology files, and new power architectures.
- Analyze and debug complex PI results, including static/dynamic IR hotspots, EM violations, current spikes, power-grid connectivity issues, power switch behavior, package-induced voltage noise, decap effectiveness, LDO/VRM response, and load-step/power-up transient behavior.
- Work closely with Physical Design, RTL/Design, Power Architecture, Package, Analog/PMIC, Library, Foundry, and EDA teams to resolve PI issues and achieve signoff closure.
- Act as the technical interface with Foundry and EDA vendors on PI-related issues, including technology/rule interpretation, EM/IR rule requirements, metal stack and resistance assumptions, package model correlation, and tool discrepancy resolution.
- Develop and optimize PI methodologies for advanced-node designs, including vector-based/vectorless analysis, activity generation and coverage, static/dynamic IR analysis, EM analysis, power-up/ramp-up analysis, load-step analysis, power-switch analysis, and package-aware analysis.
- Establish PI signoff criteria, methodology, and best practices, and provide technical guidance to peer engineers.
ByteDance

About ByteDance

ByteDance is a global incubator of platforms at the cutting edge of commerce, content, entertainment and enterprise services - over 2.5bn people interact with ByteDance products including TikTok.

Creation is the core of ByteDance's purpose. Our products are built to help imaginations thrive. This is doubly true of the teams that make our innovations possible.

Together, we inspire creativity and enrich life - a mission we aim towards achieving every day. At ByteDance, we create together and grow together. That's how we drive impact - for ourselves, our company, and the users we serve. We are committed to building a safe, healthy and positive online environment for all our users.

We have over 110,000 employees based in more than 30 countries globally. Join us.

Industry
IT & Software
Company Size
10,000+ employees
Headquarters
China, CN
Year Founded
Unknown
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