Work experience and employment
Small Business Owner (Geschäftsführender Gesellschafter)
Henning Kerstan und Roman Ortmann GbR • Duisburg • Germany
- sound and light equipment for small events (concerts, sport events, proms, weddings, birthdays)
- IT support for individuals and local medium-sized companies
- website development (Typo3, Wordpress) and hosting
- software development (Objective-C on iOS and Mac OS X)
Senior Associate (Technology Consulting / CIO Advisory)
PricewaterhouseCoopers GmbH Wirtschaftsprüfungsgesellschaft (PwC) • Düsseldorf • Germany
- support for the redesign of an Information Security Management System (ISMS) wrt. ISO/IEC 27000 family of standards and special consideration of data protection requirements in the global IT of a car manufacturer
- development of a new ISMS cryptography policy for a pharma company
- support for the analysis and documentation of business processes during the implementation of the European General Data Protection Regulation (GDPR) in the sales department of a car manufacturer
- support for the implementation of the GDPR for an international mobility provider
Postdoctoral Researcher (Wissenschaftlicher Mitarbeiter) in IT Security
Technische Universität Darmstadt • Darmstadt • Germany
- teaching of basics in cryptography and IT security (creation and editing of lecture material, exercises, exams as well as giving the lectures)
- recruitment and mentoring of a new team of student teaching assistants
- international collaboration with scientists in Germany and Italy
- referee for several international conference submissions
Senior Consultant (Technology Consulting / CIO Advisory)
PricewaterhouseCoopers GmbH Wirtschaftsprüfungsgesellschaft (PwC) • Düsseldorf • Germany
- technology and IT consulting with focus on the automotive industry
- IT project management in an international post merger integration
- negotiation of an IT Transitional Services Agreement in an international post merger integration
- revision of a market sizing model in a connected car study
Research and Teaching Assistant (Wissenschaftlicher Mitarbeiter) in Theoretical Computer Science
Universität Duisburg-Essen • Duisburg • Germany
- international collaborations with scientists in France, Italy, the Netherlands
- speaker at various international conferences and workshops (Barbados, India, Germany, France, Netherlands, Poland, Estonia, Portugal, UK)
- teaching (excercises, tutorials, exams, thesis supervision)
- referee for several international conference and journal submissions
Student Research and Teaching Assistant (Studentische Hilfskraft)
Universität Duisburg-Essen • Duisburg • Germany
- C++ prototype implementation of an algorithm for solving a scheduling problem in steel production
- teaching (exercises)
Education
PhD in Computer Science (summa cum laude)
Universität Duisburg-Essen • Duisburg • Germany
- degree: Doktor der Naturwissenschaften (Dr. rer. nat.)
- topic: algebraic modeling and behavior analysis of transition systems
- Award for the best PhD thesis of the faculty of engineering (Fakultät für Ingenieurwissenschaften) in 2016/17
Diplom in Mathematics (1.0)
Universität Duisburg-Essen • Duisburg • Germany
- degree: Diplom-Mathematiker (Dipl.-Math.)
- specialization: algebra, cryptography, operations research
- minor: computer science
Abitur (1.0)
Landfermann-Gymnasium • Duisburg • Germany
- bilingual education in German and English
- development of a network application (VisualBasic 6.0) for the school's weather station
Publications
Below is only a short overview of my publications. For a complete overview including short summaries, please go to the list of publications.