Library Characterization Engineer

Microchip Technology Inc.; France; On-site; EUR 60,000 - 90,000; Full time

Job summary

Microchip Technology Inc. seeks a Library Characterization Engineer to characterize standard cell libraries across multiple nodes, delivering silicon-correlated timing, power, and noise models for SoC design closure.

You will bridge circuit design, EDA tools, and advanced process technology. You will generate Liberty models, develop robust characterization flows, and automate processes with Python/TCL/Shell.

Qualifications

• Master's degree in Electrical Engineering or related field.
• Strong understanding of CMOS circuit design, timing arcs, and cell behavior.
• Familiarity with Liberty syntax, NLDM/CCS/LVF modeling, and timing/power semantics.

Responsibilities

• Characterize standard cell libraries for timing, power, noise across PVT corners.
• Generate and validate Liberty models for synthesis, STA, PnR flows.
• Develop and maintain characterization flows using Cadence Liberate and Synopsys tools.
• Run SPICE simulations (HSPICE, FineSim, Spectre) for cell-level characterization.
• Collaborate with circuit designers to debug correlation issues.
• Create scripts to automate characterization, validation and release.

Skills

CMOS design

Timing analysis

Cell behavior

Liberty modeling

NLDM/LVF modeling

Python scripting

TCL scripting

Perl scripting

Shell scripting

Education

Master's degree in Electrical Engineering

Tools

Cadence Liberate

Synopsys SiliconSmart

PrimeLib

HSPICE

FineSim

Spectre

Job description

## Library Characterization EngineerApply: France - Rousset: Full time: Posted Today: R3920-26Are you looking for a unique opportunity to be a part of something great? Want to join a 17,000-member team that works on the technology that powers the world around us? Looking for an atmosphere of trust, empowerment, respect, diversity, and communication? How about an opportunity to own a piece of a multi-billion dollar (with a B!) global organization? We offer all that and more at Microchip Technology Inc.People come to work at Microchip because we help design the technology that runs the world. They stay because our culture supports their growth and stability. They are challenged and driven by an incredible array of products and solutions with unlimited career potential. Microchip’s nationally-recognized Leadership Passage Programs support career growth where we proudly enroll over a thousand people annually. We take pride in our commitment to employee development, values-based decision making, and strong sense of community, driven by our Vision, Mission, and 11 Guiding Values; we affectionately refer to it as the *Aggregate System* and it’s won us countless awards for diversity and workplace excellence.Our company is built by dedicated team players who love to challenge the status quo; we did not achieve record revenue and over 30 years of quarterly profitability without a great team dedicated to empowering innovation. People like you.Visit our careers page to see what exciting opportunities and company perks await!**Job Description:**We are seeking a skilled Standard Cell Library Characterization Engineer to join our IP development team. In this role, you will be responsible for characterizing standard cell libraries across multiple process nodes, ensuring the delivery of high-quality, silicon-correlated timing, power, and noise models that enable successful SoC design closure. You will work at the intersection of circuit design, EDA tooling, and advanced semiconductor process technology.**Key Responsibilities*** Library Characterization: Characterize standard cell libraries for timing, power, noise, and signal integrity across multiple PVT (Process, Voltage, Temperature) corners.* Model Generation: Generate and validate Liberty (.lib) models for use in synthesis, STA, and place-and-route flows.* Tool Flow Development: Develop, maintain, and enhance characterization flows using industry-standard tools such as Cadence Liberate, Synopsys SiliconSmart/PrimeLib.* SPICE Simulation: Run and debug HSPICE / FineSim / Spectre simulations for cell-level characterization.* Quality Assurance: Perform QA validation.* Statistical Characterization: Support LVF (Liberty Variation Format) for advanced nodes.* Cross-functional Collaboration: Work closely with circuit designers to debug correlation issues.* Automation: Develop scripts and automation infrastructure in Python, Perl, TCL, or Shell to streamline characterization, validation, and release flows.**Requirements/Qualifications:****Required Qualifications*** Education: Master's degree in Electrical Engineering, Electronics Engineering, or a related field.* Technical Skills: + Understanding of CMOS circuit design, timing arcs, and cell behavior (combinational, sequential...) + Liberty syntax, NLDM/CCS/LVF modeling, and timing/power semantics. + Familiarity with STA concepts, including setup/hold, recovery/removal, CCS noise. + Scripting expertise in Python, TCL, Perl, or Shell.* Strong analytical and debugging skills with attention to detail.* Ability to work independently and manage multiple library deliverables in parallel.* Excellent written and verbal communication for cross-functional collaboration.* Customer-focused mindset with a commitment to quality and on-time delivery.**Preferred Qualifications*** Experience with complex sequential cells (e.g., retention, multi-bit, ultra-low-power, high-performance).* Experience with machine learning–based characterization acceleration techniques.* Knowledge of EM/IR analysis and reliability modeling.**Experience*** Hands-on experience in standard cell characterization or closely related circuit design roles.**Travel Time:**0% - 25%