Career at DENIC

Vulnerability Management, Attack Surface Management (ASM), SIEM

What we offer:

• Extensive home office arrangements, flexible working hours through flexitime
• 30 days holiday plus Christmas Eve and New Year's Eve free
• Continuous further education and certifications
• Performance-related bonuses
• 100% reimbursement of public transport commuting expenses
• 40% employer contribution to the company pension scheme
• Capital-forming benefits, accident insurance
• Employer allowance for canteen, membership in a fitness center and company bike

Your tasks:

• Operation and further development of security management systems and associated processes in the areas of vulnerability, attack surface and SIEM
• Assessment of threats and vulnerabilities and development of mitigation measures
• Creation of technical guidelines and security concepts for implementation in systems and applications, preferably based on Critical Security Controls (CIS Controls)
• Conducting security analyses and penetration tests
• Supporting our technical teams in the implementation of security requirements
• Ensuring technical governance (including for the areas of endpoint, malware protection and vulnerability management)

Your profile:

• Degree in computer science or comparable training
• Several years of work experience in the field of information security
• In-depth knowledge of Unix/Linux
• In-depth knowledge and experience in the areas of vulnerability management, SIEM (ideally Wazuh), IDS, attack surface, single sign-on, identity and access management, cryptography, endpoint and directory security
• Experience in penetration testing and forensics
• Knowledge of common scripting languages and automation techniques
• Knowledge of virtualization and containerization (Kubernetes)
• Very good English and fluent German

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System and Infrastructure Support, LINUX

What we offer:

• Extensive home office arrangements, flexible working hours through flexitime
• 30 days holiday plus Christmas Eve and New Year's Eve free
• Continuous further education and certifications
• Performance-related bonuses
• 100% reimbursement of public transport commuting expenses
• 40% employer contribution to the company pension scheme
• Capital-forming benefits, accident insurance
• Employer allowance for canteen, membership in a fitness center and company bike

Key Responsibilities:

• As an experienced DevOps Engineer (m/f/d), you’ll be right at home managing systems and infrastructure and will be actively involved in the further development and operation of our services.
• We operate the authoritative name servers for the German ccTLD .de (and other TLDs), along with the necessary infrastructure, whilst placing a strong focus on stability and high availability.
• We place great importance on automating tasks; for us, information security and high availability are not a burden,
  but a challenge.
• Our technology stack includes, amongst others, Linux, VMware, SaltStack, Ansible, GitLab, Docker, Kubernetes, PostgreSQL, Grafana, Prometheus and ElasticSearch.
• We are constantly consolidating and expanding our skills by attending external and internal training courses and conferences.

Your profile:

• A degree or technical qualification, along with relevant or comparable practical experience – what you can do is more important than your qualification.
• You have at least 5 years’ professional experience in relevant fields.
• In-depth knowledge of Linux administration.
• Basic technical knowledge of the entire technology stack: operating systems, virtualisation, containers, data backup, monitoring, networks, storage and databases.
• Experience with automation tools and CI/CD pipelines.
• Knowledge of DNS / DNSSEC and nameserver software (BIND, Knot, NSD) would be an advantage.
• An advantage: Python, Golang, Bash.
• Experience with agile working methods (Scrum) is a plus.
• Fluent in German and good written and spoken English.
• Your strengths: quick on the uptake, solution-oriented thinking, good customer service.
• Your style: committed, self-reliant, a team player – with an eye for the ‘big picture’.