Phd Student or Postdoc

**Faculty of Computer Science**: **Chair for Software Security** In order to fill a **fixed-term position in full-time (39,83 hours/week = 100%) at the earliest possible date**, we are looking for 2 PhD students and/or postdocs **PhD student or postdoc (research staff) (M/F/x) in the area of Network Measurement & Security - Understanding the Impact of Internet Centralization and Regional Discrepancies**: Ruhr University bochum (RUB) is one of Germany's leading research universities, addressing almost all academic disciplines. In IT security, RUB is regarded as one of the top research institutions world-wide. It is home to Europe's largest IT security training programs, it maintains extensive networks with the scientific communication and industry, and it has produced numerous successful cyber security start-ups. RUB is the host institution of the only DFG Excellence Cluster on IT security, "CASA - Cyber Security in the Age of Large-Scale Adversaries." **Scope**: - full-time **Duration**: - fixed-term, up to 3 years **Start**: - at the earliest possible date - 2025-10-22 **Your tasks**: Among your responsibilities are the development of new and scalable analysis techniques, by combining theory and practice, implementing prototypes, rigorously evaluating them, contributing to the development and the operation of a global measurement platform, and communicating/disseminating the findings of your work in the (scientific) community. **Your profile**: For PhD positions, you have either (a) a Master's degree in Computer Science (Informatik), Networking, Data Science, or IT Security, or (b) an excellent Bachelor's degree in Computer Science (Informatik), Networking, Data Science, or IT Security. Applicants without a Master's degree, but with an excellent Bachelor’s degree can be considered for a US-style PhD position, which combines your graduate course work and your doctoral research, with immediate financial support. For postdoctoral researcher positions, you need to have a doctoral degree in Computer Science, focusing on networking or Internet security. You need to have contributed to the scientific state of the art during your PhD, as shown by prior publications in the relevant security & privacy, networking, or measurement conferences. The work that we do is systems research and heavy on the analysis of real-world systems and in engineering. You must have: - Experience and knowledge of the Domain name system (DNS) - Knowledge of other network protocols, like TLS, BGP, IPv4, and IPv6 - Network measurements and protocol analysis (concerning security, performance, and/or resilience) - Programming experience in Python and C - Practical experience with Git, LaTeX, and Linux - Basic knowledge of network infrastructure and operating systems Preferably, you also already have: - Prior experience with Docker and Kubernetes - Hands-on experience with efficient and scalable data analysis techniques - Programming experience in Rust and C++, with Go being a close seconds - Practical experience with large-scale distributed systems building (e.g., with message queueing for wide-area distributed systems) Fluent spoken and written English is required. The working language in our research group and in the Faculty for Computer Science is English. The languages on the RUB campus are English and German. Learning elementary German is helpful for everyday life. The university is offering "German as a foreign language" courses (see below). - A brief motivation about your interests (one short paragraph). - An updated resume/CV. We also love to see academic work samples and prior non-trivial open source contributions. - Lack any of the above information, - Appear to have made significant use of generative AI and were not largely written by you, or - Suggest you did not read the information we made available here. **We offer**: - challenging and varied tasks with a high level of personal responsibility - team-oriented cooperation in a committed, international and appreciative team - flexible work hours - a good work-life balance - onboarding support and guidance for a smooth arrival in Bochum and Germany **Further information**: The position is salaried and based on the collective agreement of the Länder (TV-L). If the personal and collective agreement requirements are met, the employee will receive pay grade E13 TV-L. The place of work is Ruhr University Bochum. If the position is funded by third-party funds the employee has no teaching obligation. **Contact persons for further information**: