> Markdown version of [/jobs/ext/3060503-specialist-it-security-infrastructure-compute](https://www.wearedevelopers.com/jobs/ext/3060503-specialist-it-security-infrastructure-compute). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md).

---

# Specialist IT Security & Infrastructure Compute

- **Company:** AT&S AG
- **Location:** Leoben, Austria (Remote available)
- **Contract:** Permanent contract
- **Skills:** Bash Shell, Booting (BIOS), Ubuntu (Operating System), CentOS, Cyber Security, Linux, Memory Management, Monitoring of Systems, Network Troubleshooting, Linux Kernel, Linux System Administration, Performance Tuning, Red Hat Enterprise Linux, Ansible, Runbook, Shell Script, VMware VSphere, CheckMK, System Availability, Containerization, Kubernetes, Information Technology, Drilldown
- **Published:** September 25, 2026
- **Apply:** https://devjobs.at/job/69a78732d7f100775eb9b606d5503e93

## About the Role

* Degree in IT, Computer Science, or Network Engineering., * 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.
 * 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.

Erfahrung

 * Proven experience in Linux system administration within enterprise environments.
 * Extensive experience with OS and kernel patching in production and mission-critical systems.

## Description

* Ubuntu
 * CheckMK
 * VMware vSphere
 * Linux
 * CentOS
 * Bash
 * Kubernetes
 * RedHat Enterprise Linux Server
 * Ansible, * In your role, you will ensure the high availability, stability, and security of enterprise Linux systems supporting mission-critical production environments.
 * You will operate, maintain, and optimize 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.
 * Administer, maintain, and troubleshoot large-scale 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., * 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.


## Related Videos

- [What makes Cybersecurity different for critical infrastructure?](https://www.wearedevelopers.com/videos/571-what-makes-cybersecurity-different-for-critical-infrastructure)
- [Docker network without Docker](https://www.wearedevelopers.com/videos/1418-docker-network-without-docker)
- [The best of two worlds - Bringing enterprise-grade Linux to the vehicle](https://www.wearedevelopers.com/videos/67-the-best-of-two-worlds-bringing-enterprise-grade-linux-to-the-vehicle)
- [Docker exec without Docker](https://www.wearedevelopers.com/videos/1094-docker-exec-without-docker)
- [Navigating the Corporate Jungle: Life as a Developer in a large Company](https://www.wearedevelopers.com/videos/621-navigating-the-corporate-jungle-life-as-a-developer-in-a-large-company)
- [Discover the open source trio you didn’t expect: .NET and PostgreSQL on Linux](https://www.wearedevelopers.com/videos/2042-discover-the-open-source-trio-you-didn-t-expect-net-and-postgresql-on-linux)

## Related Articles

- [IT Salaries in Austria](https://www.wearedevelopers.com/magazine/286-it-salaries-in-austria)
- [Software Developer Salary in Austria [2023]](https://www.wearedevelopers.com/magazine/213-software-developer-salary-in-austria-2023)
- [Best Companies to Work For in Austria: Top 25 Companies in 2023 ](https://www.wearedevelopers.com/magazine/192-best-companies-to-work-for-in-austria-top-25-companies-in-2023)
- [10 Highest Paying Jobs in Austria](https://www.wearedevelopers.com/magazine/268-10-highest-paying-jobs-in-austria)
- [System change: restart as developer?](https://www.wearedevelopers.com/magazine/39-system-change-restart-as-developer)
- [Austria – the most livable place for software developers?](https://www.wearedevelopers.com/magazine/20-austria-the-most-livable-place-for-software-developers)