ZFW IO Developer

Introduction

At IBM Infrastructure & Technology, we design and operate the systems that keep the world running. From high-resiliency mainframes and hybrid cloud platforms to networking, automation, and site reliability. Our teams ensure the performance, security, and scalability that clients and industries depend on every day. Working in Infrastructure & Technology means tackling complex challenges with curiosity and collaboration. You'll work with diverse technologies and colleagues worldwide to deliver resilient, future-ready solutions that power innovation. With continuous learning, career growth, and a supportive culture, IBM provides the opportunities to build expertise and shape the infrastructure that drives progress.

Your role and responsibilities

This position is for System Z Host Firmware team. This team works on developing the firmware running of System Z processors.
The host firmware implements complex instructions, handles system initialization, handles recovery, implements I/O device drivers, and implements the Channel Sub System for IBM Z systems.

Required education
Bachelor's Degree

Preferred education
Bachelor's Degree

Required technical and professional expertise

• 8-15 years of relevant Industry experience
• Good communication skills, both verbal and written.
• Strong experience with C/C++ programming and data structures.
• Some experience in Shell/Python scripting language.
• Good understanding of Computer architecture, Operating systems.
• Development and debugging experience in Linux
• Good analytical, problem solving skills
• Experience in device driver development
• Knowledge and experience in PCI and I/O devices and Storage protocol development FICON and SCSI
• Git working knowledge

Preferred technical and professional experience

• Experience in multiple processor architectures (arm, x86, s390)
• Linux System programming skills
• Experience in CI/CD pipeline
• Experience in Google test framework
• Build tools - CMake, Makefile
• Some knowledge in assembly programming.

Years of Experience:
8-15