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Physical Design Engineer

Mirafra Technologies
CA
Posted 9/16/2026
3-5

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Role Overview We are seeking a Physical Design Engineer with a strong foundation in Static Timing Analysis (STA) and a focus on design flow automation. In this role, you will be responsible for driving timing closure across complex, sub-nanometer process nodes while leveraging next-generation development tools. You will play a key role in developing, optimizing, and automating physical design workflows using Tcl and Python, incorporating AI-assisted development tools like GitHub Copilot to accelerate script delivery and engineering efficiency. Key Responsibilities • Static Timing Analysis (STA): Execute timing signoff, constraint validation, multi-corner multi-mode (MCMM) analysis, and timing closure across all phases of physical implementation. • Flow Automation & Scripting: Write, maintain, and enhance robust automated scripts using Tcl and Python to streamline EDA tool flows (place & route, synthesis, signoff). • AI-Assisted Development: Utilize Copilot-assisted development tools to rapidly build, refactor, and test flow automation scripts, optimizing operational productivity. • Timing & Power Optimization: Analyze setup/hold violations, crosstalk, IR drop, and clock path issues, collaborating closely with RTL and synthesis teams to achieve optimal PPA (Power, Performance, Area). • Process Improvement: Standardize scripting frameworks, build continuous regression tests for physical design tools, and document automated methodologies for the broader team. Qualifications Required Skills & Experience: • Education: Bachelor’s or Master’s degree in Electrical Engineering, Computer Engineering, Microelectronics, or a related field. • Core STA Expertise: In-depth understanding of Static Timing Analysis principles, timing constraints (SDC), clock jitter, skew, cross-talk noise, and signoff methodologies using industry tools (e.g., Synopsys PrimeTime or Cadence Tempus). • Scripting Proficiency: Strong hands-on coding ability in Tcl (for EDA tool integration) and Python (for data processing and workflow automation). • Modern Development Tooling: Direct experience or strong familiarity with Copilot-assisted coding/script development tools (or LLM-driven coding tools) to write, debug, and optimize scripts efficiently. • VLSI Fundamentals: Sound understanding of digital CMOS logic, place and route (PnR) flow fundamentals, and physical verification concepts. Preferred Qualifications: • Experience with automated tool API integrations (e.g., Synopsys ICC2/Fusion Compiler, Cadence Innovus APIs). • Experience implementing CI/CD pipelines or automated regression frameworks for hardware design flows. • Background in Git or modern version control systems for managing Tcl/Python script repositories.