IO Virtualization developer

Job Description

Introduction IBM is a global technology and innovation company. It is the largest technology and consulting employer in the world, with presence in 170 countries. The diversity and breadth of the entire IBM portfolio of research, consulting, solutions, services, systems and software, uniquely distinguishes IBM from other companies in the industry. Over the past 100 years, a lot has changed at IBM, in this new era of Cognitive Business, IBM is helping to reshape industries as diverse as healthcare, retail, banking, travel, manufacturing, and many more, by bringing together our expertise in Cloud, Analytics, Security, Mobile, and the Internet of Things. We like to say, "be essential." We are changing how we create. How we collaborate. How we analyze. How we engage. IBM is a leader in this global transformation. Join the next generation of innovators, inventors and entrepreneurs who are changing the very way the world works. We want the brightest minds doing work that inspires, in an environment where growth is encouraged. IBMers get to discover their potential, so they?re inspired to create breakthroughs that help our clients succeed. We?re building diverse teams with people who want their ideas to matter. Join us ? you?ll be proud to call yourself an IBMer. Your Role And Responsibilities AIX is the leading open standards based UNIX operating system from IBM that provides scalable, secure, and robust infrastructure solution for enterprise customers. As an I/O virtualization developer, you will be responsible for Designing, developing, and supporting new features, performance enhancements, and hardware enablement for AIX and related products. Collaborating with cross-functional teams to build high-performance, scalable, and reliable I/O virtualization solutions Developing and maintaining storage protocol stacks and device drivers for Fibre Channel, FCoE, NVMe-oF (FC/TCP), SAS, SATA, ATA, SCSI, iSCSI, and Multipath I/O. Working closely with product managers, senior technical leaders and customers to translate business requirments into robust, enterprise grade technical solutions. Preferred Education Master's Degree Required Technical And Professional Expertise 5 to 12 years of experience in platform software development preferably in Storage technologies and IO area. Proficient in C programming, algorithms, data structures Well versed with Unix/Linux internals with experience in multi-threading, synchronisation, interrupt handling, memory management, DMA, IO & kernel programming etc. Working level understanding of storage protocol stacks and device drivers for enterprise operating systems. Familiarity with multipath I/O, zoning, LUN management concepts, storage snapshots and replication concepts. Proficiency with debugging tools (dbx, gdb, etc.), for kernel-level and device driver troubleshooting. Strong problem-solving, communication, and interpersonal skills. Ability to collaborate across multiple global, cross-functional teams. Preferred Technical And Professional Experience Prior operating system experience - UNIX (HP UX, Solaris, AIX) or Linux operating systems