thyssenkrupp AG | Germany | 45xxx Essen | Permanent position | Full time | Published since: 21.09.2026 on stepstone.de
Cyber Defense Expert (m/f/d)
thyssenkrupp is an internationally established industrial and technology group with more than 93,000 employees. In 48 countries, the company generated sales of around 33 billion in the 2024/2025 financial year. €. The business activities are bundled in five segments: Automotive Technology, Decarbon Technologies, Materials Services, Steel Europe and Marine Systems. With comprehensive technology know-how, strong engineering competence and high innovative strength, the Group develops solutions for the challenges of the future as a technology leader in many of its markets. Around 3,900 employees work in the fields of research and development worldwide. They focus on climate protection and energy transition, the digital transformation in industry and the mobility of the future. thyssenkrupp's patent portfolio currently comprises approximately 17,000 patents and utility models, thus underlining the Group's leading technology and innovation position. thyssenkrupp pursues ambitious climate protection goals and actively optimizes its own energy and climate efficiency. At the same time, the Group supports its customers and industrial partners in achieving their climate targets and thus makes them decisively active in the green transformation. As a listed company thyssenkrupp is listed in the MDAX. The thyssenkrupp shares are traded on the Frankfurt Stock Exchange (Turkey: TKA) and as American Depositary Receipts (Turkey: TKAMY) in the USA. Since 20 October 2025, TKMS (Segment Marine Systems) has also been an independent, listed company, in which thyssenkrupp AG holds a majority stake of 51 percent; the TKMS shares are traded on the Frankfurt Stock Exchange (Turkey: TKMS) and from 22. December 2025 in the MDAX. .
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Your tasks • Your profile • What we offer
You are part of thyssenkrupp's CERT and support group-wide in identifying and investigating IT security incidents You support affected business areas in the analysis, evaluation, processing and solution of Cyber Security Incidents and communicate techniques and measures to protect them Identify and process IT security incidents across all phases of the Incident Response process and carry out further analyses with regard to malware, traffic, log data and attacker profiles Answering various requests via ticket system and hotline as well as the assessment (triage) and handling of alarms is your responsibility Your focus is on the analysis, evaluation and processing of incidents in Microsoft Sentinel, including work in the associated Microsoft Security Portal, as well as on the detailed investigation and evaluation of security-relevant events using KQL You provide results as well as other technical content to non-technical interlocutors and are in regular contact with contact persons at various levels You proactively inform yourself about relevant new technologies and continuously adapt your knowledge to technical progress
You have a successfully completed study of computer science or comparable training with a focus on IT security You bring several years of professional experience in operational IT security / SOC / CERT as well as knowledge about cyber attack techniques and strategies to limit damage and have experience with independent analysis and processing of complex IT security incidents You will also have deeper knowledge in the areas of networks, IT infrastructures and operating systems (Windows and Linux) focusing on Threat Hunting To do this, you can use recognized tools such as Velociraptor, Splunk, Microsoft Defender and Sentinel You have a well-founded knowledge of the development of complex KQL queries for incident investigation and Advanced Threat Hunting and possibly even additional industry standard certifications such as: GCIA, GCIH, GCTI, GREM, GRID, GCED, GCTD, Mandiant Practical Threat Hunting You communicate fluently in German and English (in word and writing)
For us it is self-evident to offer you optimal framework conditions. These include: A dynamic, international working environment with attractive working conditions and social benefits Flexible working hours, an optimal balance between professional and private life and a variety of health promotion programmes Numerous individual, professional and personal development opportunities and global career opportunities Collaborative cooperation and respect in dealing with each other – you can find it with us for more than 200 years. If this is as important to you as us, apply now!
We value diversity
We value diversity and therefore welcome all applications – regardless of gender, nationality, ethnic and social origin, religion/worldview, disability, age as well as sexual orientation and identity. .
Location
![]() | thyssenkrupp AG | |
| 45143 Essen | ||
| 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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