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Software Development Contract On-site

Circuit Design & Verification Engineer.

Circuit Design & Verification Engineer with expertise in SPICE simulations and Verilog modeling, seeking a mid to senior level professional for semiconductor design and testing.

Experience

5–12 yrs

Location

Chennai

Tamil Nadu-35, India


The Brief

TITLE

Circuit Design & Verification Engineer

TEAM

Software Development

TYPE

Contract

POSTED

Jun 2, 2026

JOB ID

019e88e2

Spice Uvm-based Verification Verilog Mos Switch-level Models Building Block

Key Responsibilities

  • Analyze and interpret transistor-level, gate-level, and memory circuit schematics to understand functionality, performance, and timing behavior.

  • Perform circuit simulations using industry-standard SPICE simulators, including DC, transient, and timing analysis.

  • Develop and validate building block and memory circuit designs through simulation, characterization, and correlation activities.

  • Debug gate-level simulation failures and perform detailed root-cause analysis at both gate and transistor levels.

  • Conduct what-if analysis and implement design modifications to validate corrective actions and optimize circuit performance.

  • Work with latch-based and sequential logic designs, ensuring compliance with timing requirements and design constraints.

  • Support timing characterization activities, including timing libraries, timing arcs, and associated file formats.

  • Execute and analyze netlist simulations using Verilog MOS switch-level models, including zero-delay, unit-delay, and path-delay simulation methodologies.

  • Correlate gate-level simulation results with SPICE simulations to ensure design accuracy and timing closure.

  • Collaborate closely with design, verification, and architecture teams to resolve complex circuit and timing issues.

  • Document findings and communicate technical concepts effectively to cross-functional engineering teams.

Required Qualifications

  • Strong experience with transistor-level and gate-level circuit analysis and debugging.

  • Hands-on expertise with SPICE simulation tools and circuit characterization methodologies.

  • Solid understanding of memory architectures, latch-based designs, and timing verification.

  • Experience with timing libraries, timing arcs, and characterization flows.

  • Proficiency in Verilog switch-level modeling and gate-level simulation environments.

  • Strong debugging skills with the ability to identify and resolve issues at both circuit and transistor levels.

  • Excellent analytical, problem-solving, and communication skills.

Preferred Qualifications

  • Experience with UVM-based verification environments.

  • Familiarity with advanced timing validation and silicon correlation methodologies.

  • Exposure to semiconductor design, verification, and post-silicon validation flows.

About the company

Appsierra Group

appsierra.com

Our clients are at the centre of everything we do at Appsierra. We were built on the belief that in order to be exceptional at something, you must be incredibly focused. That is why we are committed to providing our customers with the technology-enabled solutions they require to succeed in today's digital economy. Simply put, we help our customers accelerate what matters to them by leveraging our agile engineering skills to deliver human-centric products to market at lightning speed.

We embrace the four superpowers of technology because we were born in the digital age, allowing our customers to not only better their present performance but also rethink their business in whole new ways. Appsierra , headquartered in Noida, India employs extraordinary people and is trusted by hundreds of Fortune companies.