Linux on IBM Z & LinuxONE Systems Performance Analyst (m/f/x)

Salary: 50.000 - 80.000 € per year

Requirements:

Bachelors degree in information technology, computer science, or computer engineering

Experience working in virtualized environments like KVM, z/VM, or container-based environments

Functional or performance testing experience of multi-tiered applications

Experience with programming languages like Bash and Python

Good understanding of operating system and computer architecture concepts

Basic experience with performance analysis of applications/systems and performance tools

Good communication and presentation skills

Masters degree in information technology, computer science, or computer engineering is preferred

Knowledge of IBM Z Systems physical architecture is preferred

Experience with additional programming languages like C/C++, Golang, Java, or Rust is preferred

Linux on IBM Z functional or performance testing knowledge is preferred

Linux system administration skills for hardware resources and software products including CPU, memory, storage, network, cryptography, z/VM, KVM, podman container, databases, application server, and web applications is preferred

Responsibilities:

Design benchmark scenarios

Implement and tune workloads

Conduct workload measurements

Analyze performance data to guide hardware, operating system, and software development teams on performance improvements

Learn about different aspects of workloads and how to choose the right benchmark for individual scenarios

Investigate identified bottlenecks in the environment

Understand Linux operating system tuning capabilities and adjust and fine tune the system to the required level of performance

Select different I/O connectivity and technology to right size the environment for the optimal price vs performance balance

Analyze IBM Z low level traces captured during measurements to gain deep insights into the IBM Z architecture

Technologies:

Bash

Cryptography

Golang

Hardware

IBM

Java

KVM

Linux

Network

Podman

Python

Rust

Web

More:

We are the Linux on IBM Z and LinuxONE Systems Performance team at IBM, and we are looking for a Graduate to join and strengthen our global team. We work collaboratively across IBM to design, implement, conduct, and analyze stress workloads and benchmarks on IBM Z and LinuxONE to ensure customer expectations are met from a performance perspective. This role offers the opportunity to learn about workloads, Linux tuning, I/O technology selection, and IBM Z architecture while contributing to performance improvements.

last updated 38 week of 2026