Library Characterization Engineer (Semiconductor)

Location: Rousset, France

Company

hirify.global is a global semiconductor technology company developing products and solutions for electronics and embedded systems.

What you will do

• Characterize standard cell libraries for timing, power, noise, and signal integrity across multiple process, voltage, and temperature corners.
• Generate and validate Liberty models for synthesis, static timing analysis, and place-and-route flows.
• Develop, maintain, and improve characterization flows using Cadence Liberate and Synopsys SiliconSmart/PrimeLib.
• Run and debug HSPICE, FineSim, and Spectre simulations for cell-level characterization.
• Perform quality assurance, support Liberty Variation Format modeling, and investigate correlation issues with circuit designers.
• Build scripting and automation infrastructure in Python, Perl, TCL, or Shell for characterization, validation, and release flows.

Requirements

• Master’s degree in Electrical Engineering, Electronics Engineering, or a related field.
• Understanding of CMOS circuit design, timing arcs, and combinational and sequential cell behavior.
• Knowledge of Liberty syntax, NLDM, CCS, LVF modeling, and timing and power semantics.
• Familiarity with static timing analysis concepts, including setup/hold, recovery/removal, and CCS noise.
• Hands-on experience in standard cell characterization or closely related circuit design roles, with strong analytical and debugging skills.
• Ability to work independently, manage multiple deliverables, and collaborate effectively across functions.

Nice to have

• Experience with complex sequential cells, including retention, multi-bit, ultra-low-power, or high-performance cells.
• Experience with machine learning-based characterization acceleration techniques.
• Knowledge of EM/IR analysis and reliability modeling.

Culture & Benefits

• Full-time employment within a 17,000-member global organization.
• Focus on employee development, values-based decision-making, diversity, and workplace stability.
• Access to leadership and career development programs.
• Travel requirement of 0%–25%.