IB

IO Design Architecture Expert

IBM
Bangalore Posted 31 Oct 2026
FULL TIME
Pcie

Job Description

Introduction

At IBM Infrastructure & Technology, we build and run the systems that keep the world operating. Our work spans high-resiliency mainframes, hybrid cloud platforms, networking, automation, and site reliability. We enable the performance, security, and scalability that clients and industries rely on every day. In Infrastructure & Technology, you’ll tackle intricate challenges through curiosity and collaboration. You’ll partner with teams and technologies worldwide to create resilient, future-ready solutions that support innovation. With ongoing learning, career advancement, and a strong, collaborative culture, IBM helps you develop expertise and help shape the infrastructure behind real progress.

Your Role And Responsibilities

We are looking for an experienced IO Design Architecture Expert to define, develop, and document chip-level architecture for high-performance IO bridges—such as PCIe bridges—within server-class processor designs.

  • Architect and specify IO subsystem components, focusing on PCIe and other server-grade IO bridges.
  • Create comprehensive architectural descriptions, interface definitions, and micro-architecture guidance to support implementation teams.
  • Work closely with cross-functional teams to maintain architectural integrity and ensure adherence to industry standards.

Preferred Education

Master's Degree

Required Technical And Professional Expertise

  • 15-20 years of strong understanding of major IO and interconnect standards, including PCIe, PCI-X, CXL, and related protocols.
  • Proficiency in:
    • MSI and LSI interrupt mechanisms
    • TCEs (Translation Control Entries)
    • DMA ordering rules and transaction flows
    • MMIO address mapping and access semantics
    • Address Translation Services (ATS) and related coherency/translation features
  • Ability to convert architectural requirements into clear specifications for use by design, verification, and firmware teams.
  • Proven experience in server-class SoC or IO subsystem design is highly desirable.
Preferred Technical And Professional Experience

  • Specialized FPGA Knowledge: Experience with field-programmable gate array analysis and design, including use of design entry languages and design automation tools, is beneficial for driving innovation and efficiency in logic design.
  • Advanced Static Timing: Strong understanding of static timing and its application in chip logic development can be advantageous in driving business results.
  • Front-end Processing Expertise: Familiarity with front-end processing and its role in chip logic development can be valuable in shaping the future of cognitive systems logic design.
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Required Skills

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