Job
- Level
- Experienced
- Location
- Hamburg
- Working Model
- Hybrid, Onsite
- Job Field
- IT, System, Security
- Employment Type
- Full Time
- Contract Type
- Temporary employment
Job Summary
In this role, you will ensure the IT security of a scientific environment, develop security solutions, manage Linux servers, and monitor security incidents using open-source tools.
Job Technologies
Your role in the team
- The Systems Department ensures the ongoing operation of the entire IT infrastructure at DKRZ. This includes supporting the scientific projects of our clients as well as the daily IT needs of DKRZ itself.
- The IT Security System Administrator (m/f/d) is responsible for the IT security of a scientific IT infrastructure, with particular emphasis on open-source technologies, transparency, sustainability, and digital sovereignty, while complying with public security and data protection requirements.
- Operation and further development of security-critical systems
- Administration of Linux-based server and cluster environments
- Operation of IDS/IPS and monitoring systems based on open-source technology
- Administration of SIEM solutions (e.g., Wazuh, Elastic Stack, Graylog)
- Expansion of central logging and security monitoring structures
- Securing container and virtualization platforms (Docker, Podman, Kubernetes, OpenStack)
- Participation in secure data access concepts for international collaborations
- Vulnerability Management & Incident Response
- Conducting vulnerability scans (Open-Source Tools)
- Assessment of CVEs and security-related advisories
- Analysis and handling of security incidents
- Participation in IT emergency concepts and recovery plans
- Implementation of requirements in accordance with BSI IT-Grundschutz
- Support for the Information Security and Data Protection Officers
- Documentation of security measures
- Assessment of security-critical open-source projects
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Our expectations of you
Education
- Completed degree in Computer Science, IT Security, or a comparable qualification
Qualifications
- Excellent knowledge of network security (Routing, VLAN, IPv6, DNSSEC)
- Excellent knowledge of Linux security (SELinux, AppArmor, Systemd hardening)
- Very good knowledge of cryptographic procedures (TLS, PKI, SSH)
- Very good knowledge of automation (Ansible, Bash, Python, Puppet)
- Desirable additional qualifications: Knowledge of federated authentication systems (e.g., DFN-AAI, Shibboleth)
- Desirable additional qualifications: Certifications in the field of IT security
- Personal competencies: Strong sense of responsibility
- Personal competencies: Analytical and conceptual thinking skills
- Personal competencies: Ability to communicate complex security aspects clearly
- Personal competencies: Ability to work in a team within interdisciplinary research environments
- Personal competencies: Willingness for continuous professional development
Experience
- Several years of experience in operating Linux systems (e.g., Debian, Ubuntu, RHEL, RockyLinux, AlmaLinux)
- Ideally, experience with Git-based infrastructure management and Infrastructure as Code.
- Ideally, experience with container and orchestration systems.
- Ideally, experience with identity management solutions (LDAP, FreeIPA, Keycloak).
- Ideally, experience with scientific IT workflows.
- Desirable additional qualifications: experience in high-performance computing environment
- Desirable additional qualifications: Experience with security architectures in federated research networks
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What we offer
- A responsible role in the environment of cutting-edge technologies
- A versatile team offers room for personal development.
- Flexible working hours and home-office options
- Excellent work-life balance
- Workplace in the heart of Hamburg with a high quality of life
- Remuneration according to TVöD-Bund in accordance with your qualifications
- The position is initially limited to two years, with an option for extension.
- The start date is ideally in June 2026; the exact date can be agreed upon individually.
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Benefits
Work-Life-Integration
Topics You Will Work On
Job Locations
About Your Employer
Dkrz
The German Climate Computing Centre (DKRZ) is the central DV facility for German climate and earth system modelling, and is one of the world's leading institutions in this field. The DKRZ operates supercomputers of the highest performance class, modern high-performance clusters and graphics systems, and one of the world's largest data and archival systems.
Description
- Company Size
- 1-49 Employees
- Language
- English
- Company Type
- Established Company
- Working Model
- Hybrid, Onsite
- Industry
- Power Sector, Economy
Employer reviews
by devworkplaces.com
Total
(1 Review)3.4
Engineering
2.5Culture
4.0Career Growth
3.3Workingconditions
4.0
IT security system administrator
- Location
- Hamburg
- Working Model
- Hybrid, Onsite
- Diversity
- Open for all genders
