Specialist CoE IT Server/Linux/Compute&Datacenter

Austria Technologie & Systemtechnik AG; Leoben; On-site; EUR 60,000 - 90,000; Full time

Benefits offered by this job

Onboarding program

Canteen with fresh meals

Free parking

EV charging stations

Employee benefits

Health measures

Job summary

AT&S seeks an experienced Linux System Administrator to join the IT Team at the Leoben headquarters. You will ensure high availability, stability, and security of enterprise Datacenter and Server/Linux systems supporting mission-critical production environments.

You will operate, maintain, and optimize Server/Linux platforms, performing OS/kernel patching, performance tuning, troubleshooting, and automation of operations in collaboration with global IT teams.

Qualifications

• Degree in IT, Computer Science, or Network Engineering.
• Proven experience in Linux system administration within enterprise environments.
• Deep understanding of Linux internals, including the boot process, systemd, services, and process management.
• Strong knowledge of memory management, OOM behavior, swap, and caching mechanisms.
• Extensive experience with OS and kernel patching in production and mission-critical systems.
• Proven ability to troubleshoot complex Linux issues under time-critical conditions.
• Strong Bash scripting skills for automation and operational tasks.
• Exposure to virtualization or container technologies such as VMware vSphere or Kubernetes is a plus.
• Familiarity with automation or monitoring tools (e.g., Ansible, CheckMK) is an advantage.

Responsibilities

• Administer, maintain, and troubleshoot large-scale Server/Linux environments (RHEL, CentOS, Ubuntu).
• Perform OS and kernel patching across production and non-production systems with minimal downtime.
• Troubleshoot complex Linux issues, including boot failures, initramfs issues, filesystem corruption, OOM events, and performance degradation.
• Perform deep-dive analysis of CPU, memory, disk I/O, and networking issues.
• Handle production incidents, perform RCA, and implement permanent fixes.
• Develop and maintain shell scripts for automation, health checks, and validations.
• Collaborate closely with application, storage, and network teams.
• Maintain documentation, runbooks, and patching procedures.

Skills

Linux system administration

Linux internals

Bash scripting

Troubleshooting

Automation concepts

Networking basics

Virtualization

Education

Degree in IT, Computer Science, or Network Engineering

Tools

VMware vSphere

Kubernetes

Ansible

CheckMK

Job description

Be part of our team!

AT&S is a leading global manufacturer of high-end IC substrates and printed circuit boards. AT&S industrializes leading-edge technologies for its core business segments Mobile Devices & Substrates, Automotive & Aerospace, Industrial and Medical and high-performance computing for AI applications. We are looking for talent eager to shape the future of our interconnected world. With plants in Austria, China, India, Malaysia and sales offices around the globe, we offer excellent career opportunities for creators, innovators and enablers with the drive to make a difference.

To enhance our successful IT Team at the Headquarters in Leoben, we are looking for a passionate

In your role, you will ensure the high availability, stability, and security of enterprise Datacenter and Server/Linux systems supporting mission‑critical production environments. You will operate, maintain, and optimize Datacenter and Server/Linux platforms, taking responsibility for OS and kernel patching, performance tuning, troubleshooting, and automation of operational processes. Working in close collaboration with global IT and infrastructure teams, you will contribute to reliable system operations, lifecycle management, and continuous improvement of enterprise computing environments.

Your Responsibilities

Administer, maintain, and troubleshoot large-scale Server&Linux environments (RHEL, CentOS, Ubuntu)

Perform OS and kernel patching across production and non-production systems with minimal downtime

Troubleshoot complex Linux issues, including boot failures, initramfs issues, filesystem corruption, OOM events, and performance degradation

Perform deep-dive analysis of CPU, memory, disk I/O, and networking issues

Handle production incidents, perform RCA, and implement permanent fixes

Develop and maintain shell scripts for automation, health checks, and validations

Collaborate closely with application, storage, and network teams

Maintain documentation, runbooks, and patching procedures

Your Profile

• Degree in IT, Computer Science, or Network Engineering
• Proven experience in Linux system administration within enterprise environments
• Deep understanding of Linux internals, including the boot process, systemd, services, and process management
• Strong knowledge of memory management, OOM behavior, swap, and caching mechanisms
• Extensive experience with OS and kernel patching in production and mission-critical systems
• Proven ability to troubleshoot complex Linux issues under time-critical conditions
• Strong shell scripting skills (Bash) for automation and operational tasks
• Exposure to virtualization and container technologies such as VMware vSphere or Kubernetes is considered a plus
• Familiarity with automation or monitoring tools (e.g., Ansible, CheckMK) is an advantage

Our Offer

• A meaningful role with opportunities for long-term growth in an international environment
• Chance to actively contribute to AT&S´ success and to create value
• A structured and tailor-made onboarding program along with continual training opportunities
• Modern company canteen with freshly prepared meals every day
• Free parking spaces and e-charging stations
• Diverse health measures and a wide range of employee benefits

AT&S is an equal opportunity employer. We embrace diversity and are dedicated to empowering people to reach their potential by fostering their unique talents and strengths.The employment is in accordance with the Austrian Collective Agreement for the Electrical and Electronics Industry, employment group F, and we offer competitive salaries and additional benefits based on your performance, experience and qualification.