About the Position

Join trivago's IT Security team as a Working Student – IT Security Specialist in Düsseldorf, gain hands-on experience in AI security, and help shape the future of secure AI systems.

Responsibilities

Support the evaluation, security testing, and risk assessment of AI and machine learning tools and AI-driven product features.
Help monitor AI-powered features for threats such as prompt injection, data leakage, and model misuse.
Assist in researching emerging AI security threats, attack techniques, and industry best practices.
Contribute to internal guidelines and documentation for the secure use of AI tools.
Create, test, and review AI skills and MCP (Model Context Protocol) configurations for secure internal use.
Collaborate with Engineering, Data, and Security colleagues on AI-related security initiatives.

Requirements

Currently enrolled at a German university (Immatrikulationsbescheinigung required).
Studying computer science, IT security, or a related field, with a genuine interest in how AI systems can be attacked, misused, or secured.
A basic understanding of security fundamentals such as common vulnerabilities, threat modeling, or secure system design; familiarity with the OWASP Top 10 for LLM Applications or basic scripting (e.g. Python) is a plus.
A genuine learning mindset: you approach challenges with curiosity, seek out feedback, and continuously look for ways to develop and grow.
A performance mindset: you set ambitious goals for yourself and have the determination and resilience to follow through and achieve them.
An open and curious mindset toward AI tools: you’ve experimented with LLMs or AI assistants and enjoy exploring how they can enhance your work, and how they can be broken.

Nice to Have

Experience with Python
Familiarity with OWASP Top 10 for LLM Applications

We Offer

Opportunities for professional growth and development.
Personalized coaching through Nilo.
Workshops, educational meetups, conferences, and free online learning courses.
Access to a fully-equipped campus library.
Self-determined vacation (with a minimum of 25 vacation days).
Flexible working hours.
Up to 2 work from home days weekly.
Remote work options within Germany or selected countries abroad for up to 20 days per year.
Free access to the Heycare platform for personalized nanny assistance.
On-campus kids room.

Enjoy Your Office Days

Daily canteen budget to share lunch with colleagues.
Complimentary snacks and drinks in our kitchens.
Variety of fitness options with on-site gym, sports classes, and Urban Sports Club membership.
Ergonomic desks and focused work areas.

About the Company

At trivago, we prioritize your development and offer a supportive environment where ambition and support go hand in hand. We hold high standards and genuinely invest in each other’s growth. Join us in our mission to make a positive impact on global travel.

Recruiting process for this student position:

– Step 1: Asynchronous video interview

– Step 2: Technical interview with the team

Want to know more about life at trivago? Check out what our colleagues say on kununu and Glassdoor.

Thank you for considering a career at trivago! Our commitment to fostering an inclusive and enriching environment for all talents is at the heart of what we do. Should any questions arise before you apply, feel free to reach out to us at [email protected]. Join us in our mission to make a positive impact on global travel, we look forward to your application!*

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Working Student – IT Security Specialist

Job description