Materna Information & Communications SE | Germany | Deutschland gesamt bundesweit, Home-Office | Permanent position | Part time - flexible / Full time / Home office | Published since: 24.02.2026 on stepstone.de
Senior Pentester / Offensive Security Specialist (m/f/d)
You want to simulate real attack scenarios and help companies protect their systems against modern cyber attacks? Then you're right with us! In our cyber security team, you conduct technically challenging penetration tests and evaluate security risks in complex IT landscapes. Whether web applications, Active Directory, cloud environments or physical security – you create vulnerabilities before attackers use them. We are a steadily growing team whose heart beats for cyber security. You have a choice with us where you work. Whether from home or at one of our nationwide locations, in full or part-time – you decide! !
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Your tasks • Your profile • What we offer
design and orchestrate coordinated penetration tests for web applications, Active Directory, networks, WLAN infrastructures, cloud environments and physical security areas. Identify known and previously unknown vulnerabilities in systems, applications and processes. analyse the security of our customers' IT infrastructures and compliance requirements. simulate real attack scenarios to evaluate impacts on customer business processes and quantify risks. You will take concrete measures to improve the security situation and prioritise them together with the responsible persons. document results and check the effectiveness of implemented measures by re-tests. support and support team members by leading them professionally, coordinating them in projects and actively promoting their further development.
A completed study of computer science, IT security, information technology, etc. or a completed IT training Multiannual practical experience in IT security, of which several years in performing penetration tests or Red team exercises Experience in projects with larger organisations (e.g. companies or authorities) At least one relevant certification, e.g. OSCP, GPEN, CEH, CREST CRT / CRTP, CISSP or CISM Experience with popular pentesting tools and frameworks is desirable (e.g. Burp Suite, Nmap, Metasploit, Cobalt Strike, Nessus, OpenVAS, sqlmap etc.) Ability to develop own exploits or proof-of-concept code, for example in Python or PowerShell Very good German (C1) and good English (B1) in word and writing Project-related readiness
Travel time: We appreciate your commitment: Whether in the office, in your own four walls or on the way to the customer. We therefore apply: travel time = working time. Professional and leadership career: The Materna career model systematically supports you in your personal development and shows you possible career paths. Exchange of knowledge: You want to look beyond the plate edge? In our Brown-Bag sessions, our team format #90MinutesToExpert and our communities you have the opportunity! Events: May it be more Materna for you? Then meet us at the sweating company race, challenging chuteurning or our contemplative Christmas celebration. Sport@Materna: Use the diverse and flexible sports and wellness offer of our partner Urban Sports Club in Germany, Austria and several European countries. .
Location
 | Materna Information & Communications SE | |
| bundesweit, Home-Office | ||
| Germany |
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