Linux Kernel OS Developer

IBM; Waterford; Hybrid; EUR 36,000 - 52,000; Full time

Job summary

IBM Infrastructure is building a team to craft exceptional software experiences. You will design and specify new enhancements, code, debug, analyze performance, and contribute to upstream repositories while tackling client issues. The role requires onsite work three days a week.

Preferred candidates have a Bachelor’s Degree and a strong interest in Linux kernel development, open source communities, and OS internals, with experience in Git, Python, and Jenkins.

Qualifications

• Interest in low-level software development within the Linux kernel.
• Interest in joining open source development communities.
• Understanding of OS internals (memory management, scheduling, interrupts, drivers).
• Experience with source code repositories (Git), scripting (Python), and test automation (Jenkins).

Responsibilities

• Design and specifications for new enhancements.
• Coding, problem determination and bug fixing.
• Performance analysis and code optimization.
• Submit code to upstream community repositories.
• Solve client problems.

Skills

Kernel development

Open source

OS internals

Git

Python

Jenkins

Education

Bachelor's Degree

Tools

Git

Python

Jenkins

Job description

At IBM Infrastructure, 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

As a key member of our new team, you will play a vital role in crafting exceptional software experiences.

Your responsibilities will comprise of design and specifications for new enhancements, coding, problem determination and bug fixing, performance analysis, submitting your code to upstream community repositories, and solving client problems. This position requires working onsite 3 days per week.

Required education

None

Preferred education

Bachelor's Degree

Required technical and professional expertise

• Strong desire to work on low-level software development within the Linux operating system kernel (e.g. based on C/C++)
• Interested in joining open source development communities
• Understanding of operating systems internals (e.g. memory management & task scheduling, interrupts, device drivers)
• Experience in source code repository systems (e.g. git), scripting languages (e.g. Python) and test Automation (e.g. Jenkins)

Preferred technical and professional experience

• Previous contributions to Open Source projects Skills in current I/O technologies (e.g. PCI, NVMe, RDMA)
• Skills in IBM Z architecture ("Principles of Operations"), Z assembler and I/O concepts

ABOUT BUSINESS UNIT

IBM Systems helps IT leaders think differently about their infrastructure. IBM servers and storage are no longer inanimate - they can understand, reason, and learn so our clients can innovate while avoiding IT issues. Our systems power the world’s most important industries and our clients are the architects of the future.Join us to help build our leading-edge technology portfoliodesigned for cognitive business and optimized for cloud computing.

YOUR LIFE @ IBM

In a world where technology never stands still, we understand that, dedication to our clients success, innovation that matters, and trust and personal responsibility in all our relationships, lives in what we do as IBMers as we strive to be the catalyst that makes the world work better.

Being an IBMer means you’ll be able to learn and develop yourself and your career, you’ll be encouraged to be courageous and experiment everyday, all whilst having continuous trust and support in an environment where everyone can thrive whatever their personal or professional background.

Our IBMers are growth minded, always staying curious, open to feedback and learning new information and skills to constantly transform themselves and our company. They are trusted to provide on-going feedback to help other IBMers grow, as well as collaborate with colleagues keeping in mind a team focused approach to include different perspectives to drive exceptional outcomes for our customers. The courage our IBMers have to make critical decisions everyday is essential to IBM becoming the catalyst for progress, always embracing challenges with resources they have to hand, a can-do attitude and always striving for an outcome focused approach within everything that they do.

Are you ready to be an IBMer?

ABOUT IBM

IBM’s greatest invention is the IBMer. We believe that through the application of intelligence, reason and science, we can improve business, society and the human condition, bringing the power of an open hybrid cloud and AI strategy to life for our clients and partners around the world.

Restlessly reinventing since 1911, we are not only one of the largest corporate organizations in the world, we’re also one of the biggest technology and consulting employers, with many of the Fortune 500 companies relying on the IBM Cloud to run their business.

At IBM, we pride ourselves on being an early adopter of artificial intelligence, quantum computing and blockchain. Now it’s time for you to join us on our journey to being a responsible technology innovator and a force for good in the world.

IBM is proud to be an equal-opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, gender, gender identity or expression, sexual orientation, national origin, genetics, pregnancy, disability, neurodivergence, age, or other characteristics protected by the applicable law. IBM is also committed to compliance with all fair employment practices regarding citizenship and immigration status.

OTHER RELEVANT JOB DETAILS

City / Township / Village

Waterford

State / Province

Country

Ireland

Work arrangement

Hybrid

Area of work

Software Engineering

Employment type

Regular

Position type

Entry Level

Some travel may be required based on business demand