IB

CPU/Processor Verification - Core Execution (VSU) Unit

IBM
Bangalore5-15 LPA Posted 13 Nov 2025
FULL TIME
Devops
C++
Functional Verification
Processor Architecture
Agile
+1 more

Job Description

Role & Responsibilities:

  • Lead the unit-level pre-silicon functional & performance verification of the Processor core vector/scalar execution unit for next-generation IBM POWER processor core systems.
  • Architect and enhance the existing verification environment for vector/scalar/SIMD execution units of high-performance processor CPUs.
  • Develop verification test plans for both functional and performance verification, including estimation for coverage closure.
  • Support higher-level core/system simulation environment.
  • Participate in post-silicon lab bring-up and validation of the hardware.
  • Lead, guide, and mentor a team of engineers and represent them at global forums.
  • Thoroughly document verification environment details, providing comprehensive insights for future reference and continuous improvement.
  • Effectively communicate progress, potential challenges encountered, and milestones achieved to stakeholders and team members.

Required Education:

  • Bachelor's Degree

Preferred Education:

  • Master's Degree

Required Technical and Professional Expertise:

  • 8+ years of experience in functional verification of processors, with deep understanding of vector/scalar/SIMD execution units.
  • Good understanding of computer architecture, including Processor core design specifications.
  • Hands-on experience in MMA/vector/scalar/SIMD verification.
  • Expertise in Out of Order, Superscalar, Multi-Threaded Core Architecture and ISA.
  • Experience with high-frequency instruction pipeline designs.
  • Proficiency in C++, Python scripting, or similar object-oriented programming languages.

Preferred Technical and Professional Experience:

  • Knowledge of instruction fetch, branch execution, flushes, stalls, and arithmetic units.
  • Knowledge of test generation tools and working with ISA reference models.
  • Experience with translating ISA specifications to test plans.
  • Knowledge of verification principles and coverage.
  • Understanding of Agile development processes.
  • Experience with DevOps design methodologies and tools.

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