Working Student - IT Security Specialist

About the Position

Working Student - IT Security Specialist

Düsseldorf

We are looking for a Working Student - IT Security Specialist to join our IT Security team in Düsseldorf. As part of trivago, a leading metasearch engine for hotels, you will help protect our systems, data, and users where cybersecurity meets artificial intelligence. This role offers hands-on experience in securing AI systems and contributing to the development of secure AI tools.

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.

We Offer

• Personal Development: Personalized coaching through Nilo, workshops, educational meetups, conferences, free online learning courses, and access to a fully-equipped campus library.
• Flexible Work Environment: Self-determined vacation (with a minimum of 25 vacation days), flexible working hours, up to 2 work from home days weekly, and the option to work remotely from a different location within Germany or selected countries abroad for up to 20 days per year.
• Family Support: Free access to the Heycare platform for personalized nanny assistance, and an on-campus kids room.
• Office Perks: Use your daily canteen budget to share lunch with colleagues, complimentary snacks and drinks in our kitchens, a variety of fitness options with our on-site gym, sports classes, and Urban Sports Club membership, and ergonomic desks and focused work areas.

About the Company

At trivago, we embrace change and turn every challenge into a pathway for growth. Join our team in Düsseldorf and work with a great team to make a positive impact on the travel industry. We are committed to fostering an inclusive and enriching environment for all talents.

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. We understand that embarking on a new job opportunity is a blend of excitement and curiosity. 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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