Cassini Consulting AG | Germany | 44xxx Dortmund | Permanent position | Part time - flexible / Home office | Published since: 23.04.2026 on stepstone.de
Security Officer (SiBe) / Security Officer (m/f/d)
Cassini seeks people who want to think, act freely and move big: transform DAX concerts, digitize the public sector and find suitable solutions in times of constant change and transformation. Anyone who wants to shape the future is right with us – with flexible structures, real responsibility and a culture of knowledge, fairness and courage. More than 450 colleagues work at our locations in Dortmund, Düsseldorf, Cologne, Berlin, Hamburg, Frankfurt, Stuttgart and Munich. Core services support and advise internally in the areas of Business Support, HR, IT, Competence Management, Legal, Marketing and Culture & Organisation, in order to make the growth of Cassini at all levels possible and to accompany it in the sense of corporate values with professional expertise and the greatest possible ability to act. These corporate and growth objectives must be supported. That's why we're looking for you to strengthen our team Security Officer (m/w/d) Location: Dortmund, hybrid work is lived practice Start of activity: from now on unlimited – 32 hours/week
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Your tasks • Your profile • What we offer
Cassini seeks people who want to think, act freely and move big: transform DAX concerts, digitize the public sector and find suitable solutions in times of constant change and transformation. Anyone who wants to shape the future is right with us – with flexible structures, real responsibility and a culture of knowledge, fairness and courage. More than 450 colleagues work at our locations in Dortmund, Düsseldorf, Cologne, Berlin, Hamburg, Frankfurt, Stuttgart and Munich. Core services support and advise internally in the areas of Business Support, HR, IT, Competence Management, Legal, Marketing and Culture & Organisation, in order to make the growth of Cassini at all levels possible and to accompany it in the sense of corporate values with professional expertise and the greatest possible ability to act. These corporate and growth objectives must be supported. That's why we're looking for you to strengthen our team Security Officer (m/w/d) Location: Dortmund, hybrid work is lived practice Start of activity: from now on unlimited – 32 hours/week
As a security agent (SiBe), you play a responsible role in the security of Cassini. You ensure that all relevant processes are implemented reliably and keep an overview of processes, deadlines and documentation. Responsibility for secret protection You plan, control and monitor all measures to protect classified information and are involved in VS relevant issues. Coordination of security checks You accompany security checks, check documents carefully and forward them to the competent authorities. Authorisation and teaching of employees You carry out teachings and ensure their comprehensible and complete documentation. Notification of essential facts You recognize relevant changes at an early stage and communicate with relevant bodies. Management and maintenance of security files You structure and update security files and secure their proper and protected storage. Certificates and coordination with external bodies You create and update VS certificates and are an external agent. Process control and further development You continue to develop the secret protection operation and ensure efficient, loadable and scalable processes.
Completed training, ideally in a commercial, administrative or security environment Experience in secret protection, security or regulated organisations is beneficial Optimally, you already have knowledge in the context of the Security Audit Act (SÜG) and in handling classified information Structured, careful and self-responsible operation High sense of responsibility and absolute discretion and reliability Impressed organisational strength and joy in coordinating tasks Sovereign communication skills in dealing with internal and external stakeholders readiness to carry out a safety review pursuant to SÜG (Ü1/Ü2) prior to taking up activity shall be provided
You work in an environment with flat hierarchies, short voting paths and a team that focuses on openness, support and knowledge transfer. A fair and transparent remuneration concept, our mature development model and a value-oriented corporate culture form the framework for this. In addition, diverse sustainability initiatives await you – from job wheels to own projects to charity runs and diversity engagement. If you are looking for a role in which you will find a lot of design space, high self-responsibility and a stable, professional environment, we look forward to your application. The Cassini Group was tested independently for the first time in 2022 and was awarded as Fair Company. .
Location
![]() | Cassini Consulting AG | |
| 44137 Dortmund | ||
| Germany |
The text of this ad was translated from German into English using an automatic translation system and may contain semantic and lexical errors. Therefore, it should be used for introductory purposes only. For more detailed information, see the original text of the ad at the link below.
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