Leibniz-Rechenzentrum der Bayerischen Akademie der Wissenschaften

HPC System Administrator (f/m/d)

Leibniz-Rechenzentrum der Bayerischen Akademie der Wissenschaften Garching bei München, Bavaria, Germany

IT Services and IT Consulting · 201-500 employees

Oct 16
sysadmin Mid (2-5 yrs) Temporary Germany
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About the role

Operate, maintain, and optimize national and state-wide HPC clusters, including deployment, configuration, networking, security, patching, and automation of routine tasks. Troubleshoot system issues, collaborate with vendors to resolve bugs, document systems and procedures, and help develop and improve certified processes.

What they look for

HPC System Administration Linux Server Administration Cluster Deployment and Maintenance Bash Python Scripting and Automation Ethernet Networking HPC Interconnects System Security and Hardening Patch Management Troubleshooting xCAT Confluent Parallel Filesystems C C++

Requirements

Requires a master's degree or higher in computer science, mathematics, or natural sciences, at least three years of HPC experience, and strong Linux server administration and scripting skills. Excellent written and spoken German and English, strong troubleshooting abilities, and a collaborative, service-oriented approach are required; cluster-management tools, HPC networking, parallel filesystems, and compiled languages are preferred.

Benefits

Flexible Working Model 30 Days of Annual Leave Additional Days Off on December 24 and 31 Overtime Compensated with Time Off Up to 60% Mobile Work for Suitable Tasks Pension Plan State-of-the-Art Work Equipment Discounted Sports Facility Membership Public Service Benefits Free Parking

Full description

Description:

Looking for an employer you can count on? Join us!

HPC System Administrator (f/m/d)

Your Role and Responsibilities:

We are looking for an HPC System Administrator to join our HPC Systems Operation group. You'll be responsible for the day-to-day operation, maintenance, and optimization of our HPC clusters, ensuring maximum performance and availability. These HPC clusters comprise the national supercomputer at LRZ as well as additional state-wide HPC clusters of various size.

  • Deploy, configure, and maintain HPC clusters.
  • Automate routine tasks using scripting (Bash, Python).
  • Operate Ethernet networks and HPC interconnects.
  • Maintain system security, apply patches, and implement security measures.
  • Hunt and fix bugs, often in collaboration with vendor companies.
  • Document systems and procedures.
  • You actively contribute to the development and implementation of certified and transparent processes.

Your Qualifications:

  • University degree (master or above) in computer science, mathematics, or natural sciences
  • At least three years of experience in high-performance computing
  • Solid experience with Linux servers in a large-scale environment
  • Proficiency in the system administration of Linux servers including security considerations and hardening
  • Proficiency in scripting and automation (e.g. Shell, Python)
  • Strong troubleshooting and problem-solving skills
  • Excellent German and English in writing and speaking
  • You like to share your experience and review existing processes to identify opportunities for improvement within the team.

Of course, we provide comprehensive onboarding for career starters and professionals returning to the workforce.

Preferred Qualifications:

  • Experience in the installation and operation of Linux clusters with cluster-management tools like xCAT or confluent
  • Experience with Ethernet networks, High-Performance Interconnects, and Parallel Filesystems.
  • Knowledge about compiled programming languages (e.g. C, C++)
  • Ability to develop and implement practical solutions autonomously as well as in a team
  • Service-oriented attitude

Conditions:

Working time

full time (40 hrs) 

flexible working model with electronic time recording

Contract duration

24 months, a further employment is intended

Remuneration

up to E 13, see Entgelttabelle TV-L

Annual leave /                   compensatory time off

30 days 

(24.12. + 31.12. additionally day off)

Overtime is compensated by additional time off

Benefits

Up to 60% mobile work for suitable tasks, mostly two-person offices, bus and subway (U6) on the doorstep, free parking, pension plan of the Versorgungsanstalt des Bundes und der Länder (VBL), state-of-the-art work equipment, Cooperation Agreement with Sports Facility Providers for Discounted Membership

What you can expect at LRZ:

Are you looking for a multifaceted and intellectually stimulating position in a dynamic, cooperative and innovative work environment? Then LRZ is the place to be for you! Here at LRZ a collegial, appreciative work environment meets an international crowd of experts who work together to advance IT services for ground-breaking research. We offer flexible work schemes for an optimal work-life balance. Our staff values their creative leeway. As an institute of the Bavarian Academy of Science and Humanities we offer all the benefits of public service. And of course, no wishes remain unfulfilled at the LRZ in terms of technical equipment. We share experiences, constantly review and improve our processes, and are proud that our service-quality and data-security are regularly certified and rated highly. We actively promote diversity and welcome applications from talented individuals, regardless of cultural background, nationality, ethnicity, gender and sexual identity, physical abilities, religion and age. We give priority to applications from people with disabilities who are equally qualified (SGB IX). 

Further information:

We are looking forward to receiving your complete application documents (including cover letter, CV and certificates) in a PDF file (other file types are not accepted) by latest 08.11.2026.

 

Subject: HPC Admin (2026/53)

 

Are you unsure whether the job suits you or you suit us? Or do you still have questions about this position? Our colleagues will be happy to answer all your questions.  This job does not fit? Then take a look at https://www.lrz.de/en/careers/current-vacancies or send us an unsolicited application! Here you will find information about the collection of personal data during the application process.  About us

Since 1962, Bavarian universities and research institutions have relied on the IT expertise of the Leibniz Supercomputing Centre of the Bavarian Academy of Sciences and Humanities. When it comes to the digital transformation of science, we are traditionally ahead of the game.

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