Job Description
Are you an ambitious and innovative individual with a passion for AI, cybersecurity, and knowledge management? Do you thrive in fast-paced environments and enjoy collaborating with cross-functional teams? If so, we invite you to join arenaflex, a leading cybersecurity scale-up pioneering AI-driven security analytics, as an AI Chat Assistant & Knowledge Engineering Intern. **About arenaflex** arenaflex is a Swiss-rooted cybersecurity scale-up that empowers enterprises to monitor, detect, and respond to threats with unmatched speed and accuracy. Our flagship solution, arenaflex.NDR, is a cutting-edge security analytics platform that protects IT, OT, and IoT networks. Born from ETH Zurich innovation, we combine Swiss excellence with a flexible, remote-first, and collaborative culture, supporting passionate professionals devoted to solving cybersecurity challenges and driving continuous innovation. **Your Role at arenaflex** As an AI Chat Assistant & Knowledge Engineering Intern at arenaflex, you will play a crucial role in designing, building, evaluating, and continuously improving an internal AI assistant that supports engineers, security analysts, and business stakeholders. You will also take a leading role in organizing and transforming our internal documentation into structured, machine-consumable knowledge assets that power high-quality responses. You will work closely with an arenaflex mentor in the field of AI and collaborate with subject matter experts across Security Engineering, Product, Customer Success, and Technical Writing. **Key Responsibilities** * AI Chat Assistant Development (≈50%): + Extend and refine arenaflex's internal LLM-powered assistant (initially for internal use; potential future externalization). + Build and iterate on a retrieval-augmented generation (RAG) stack: document ingestion, chunking, embeddings, vector search, ranking, answer synthesis. + Design and run offline & human-in-the-loop evaluation experiments (precision/recall of retrieval, response helpfulness, hallucination rate, latency & cost metrics). * Knowledgebase & Documentation Engineering (≈50%): + Add missing technical content to the existing guides relevant for improving the LLM's accuracy and ability to reason about the content. + Rewrite or refactor technical material for clarity, consistency, and LLM-friendly structure (FAQ patterns, Q&A primitives, procedure steps). + Contribution guidelines: Draft lightweight authoring standards so ongoing documentation remains assistant-ready and user-friendly. **What You Can Expect from Us** * An innovative scale-up environment with leading-edge security software and a fast-growing European presence. * Autonomy, flexibility (remote options), and trust, empowering you to shape your role and contributions. * Hands-on collaboration with Security Experts, Data Scientists, and Business Professionals from across Europe. * Clear growth opportunities and support for personal and professional development. * Open, diverse, and inclusive culture committed to independent thinking and work-life balance. **Requirements** * We are looking for a proactive, self-motivated, and enthusiastic AI enthusiast who is comfortable in a high-paced start-up environment and who shares our values. * Certain requirements and skills to establish a good person-job-fit: + An enthusiastic student who enjoys research, has strong communication skills, and the ability to work independently and proactively. + Currently pursuing or holding a Bachelor's or Master's degree in Computer Science, AI, Data Science, or a related field. + Ability to reorganize messy information into structured, navigable, well-labelled content. + Strong written communication in English; clear, concise, audience-aware writing. + Proficiency in Python and experience with at least one AI/LLM application framework such as LangChain, Haystack, Semantic Kernel, etc. or strong willingness and demonstrated capacity to learn quickly. + Strong interest in cybersecurity. + Basic understanding of embeddings, vector databases, or information retrieval concepts. + Strong analytical and problem-solving skills with an interest in technical and organizational innovation. + Comfortable using Git/GitHub/GitLab for collaborative development. **Why Join arenaflex?** * Be part of a leading cybersecurity scale-up that is shaping the future of AI-driven security analytics. * Collaborate with a talented team of experts from across Europe. * Enjoy a flexible, remote-first, and collaborative culture that supports your personal and professional growth. * Develop your skills and expertise in AI, knowledge management, and cybersecurity. * Contribute to innovative projects that have a real impact on the industry. **How to Apply** If you are passionate about AI, cybersecurity, and knowledge management, and are looking for a challenging and rewarding internship opportunity, please submit your application, including your resume, cover letter, and any relevant projects or portfolios, to [arenaflex recruitment portal]. We look forward to hearing from you! Apply for this job