Padmi
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Eliyan

chiplet interconnect · die-to-die PHY

PD - Sr Staff — CAD & Design Methodology | RTL-to-GDSII Flow | Advanced Node Methodology |

San Francisco Bay Area · OnsitePosted 2 months ago
HardwareStaff+Full Time
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KEY RESPONSIBILITIES

RTL-to-GDSII Flow Architecture & Development

Architect, develop, and maintain a comprehensive RTL-to-GDSII digital implementation flow supporting multi-level hierarchical SoC designs using both top-down and bottom-up methodologies.

Define R2G flow architecture that integrates best-in-class EDA tools from Synopsys, Cadence, and Siemens — enabling a vendor-agnostic, extensible platform adaptable to evolving foundry PDKs.

Design the Reference Design and Validation Platform (RDVP) to enable continuous RTL-to-GDSII flow development, regression, and qualification across technology nodes.

Define design rules, constraint templates, and implementation guidelines specific to each foundry node — ensuring teams adopt correct methodology from project kickoff through tapeout.

Collaborate with foundry technology teams at Intel Foundry, TSMC, Samsung, and GlobalFoundries to stay ahead of node-specific methodology requirements and PDK updates.

Lead methodology and execution for low-power core design targeting aggressive PPA targets in accelerator product lines — covering power intent definition, multi-voltage domain management, and clock gating strategy.

Define and implement CPF/UPF-based low-power flows — covering level-shifter insertion, isolation cell placement, retention register strategy, and power domain crossings verification.

Own EM/IR methodology for low-power multi-core designs — defining PDN architecture, power strapping strategies, and EM-clean routing guidelines per foundry requirements.

Architect hierarchical design planning methodology for large, complex SoC designs — defining partition boundaries, interface timing budgets, pin assignment constraints, and hierarchical timing models (ETMs/ILMs).

Lead top-level and block-level floorplan development — driving macro placement, power domain definition, IO ring planning, and die size optimization for PPA.

Define and enforce hierarchical constraints — ensuring block-level implementations are physically and electrically compatible at integration, minimizing top-level ECO iterations.

Define and own comprehensive clocking methodology covering Clock Mesh, Spine-and-Rib, H-Tree, and hybrid topologies — selecting the optimal strategy per design class, frequency target, and power budget.

Develop custom clock cell libraries and constraints to support low-skew, low-power clock distributions across large multi-core SoCs.

Define system architecture to leverage external EDA ecosystem tools and methods — accelerating alignment with vendor solutions and reducing new-node bring-up time.

Define logic synthesis methodology — specifying SDC constraint authoring guidelines, multi-corner multi-mode (MCMM) synthesis strategies, and design-for-test (DFT) integration points.

Own static timing analysis (STA) methodology — defining corner selection, OCV/AOCV/POCV derate strategies, timing exception management, and hold/setup

Drive continuous improvement of CAD infrastructure through automation, ML-assisted optimization, and adoption of emerging EDA capabilities.

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