Expression of Interest - IT Security Expert (contract)

Responsibilities Project-Specific Security Design: Conduct security reviews and design secure architectures for data-driven and AI-powered systems, including cloud environments on AWS, Azure, and GCP Risk Assessment: Perform threat modeling activities with a strong focus on data security and vulnerabilities related to LLMs and AI models (e.g., OWASP Top 10 for LLM Applications) Compliance Support: Assist projects in meeting regulatory and compliance requirements, including GDPR, ISO 27001, NIS2, and the EU AI Act Consulting & Stakeholder Engagement: Participate in client discussions, clarify security requirements, and ensure proper documentation of security-related decisions and controls Requirements ​​​​​​At least 4–5 years of relevant IT security experience In-depth knowledge of cloud security architectures and best practices Solid hands-on experience with data protection and data security technologies , including encryption, data masking and access management Ability to work independently and adapt effectively to a dynamic SME environment Professional working proficiency in both English and Hungarian Nice to have General / Management Certifications: CISSP, CISM or CRISC Cloud / Technical Certifications: CCSP, AWS Certified Security or Microsoft Certified: Azure Security Engineer AI / Data Security Certifications: CIPP/E or any specialized training or certification related to AI Security, LLM Security or AI Governance Why us? Flexible Engagement Model: Part-time collaboration or project-based engagement, depending on your availability and preferences 100% Remote: Work from anywhere with a flexible schedule Modern Tech Stack: Contribute to real-world AI and big data projects while tackling the latest cybersecurity challenges in cutting-edge technology environments Over a Decade of Mastery For twelve years, Hiflyers have been reshaping industries through Data Warehousing, Business Intelligence, and Data Analytics. From consulting to operations, we offer tailored, hands-on solutions to complex business problems, helping our clients grow. Check out our Website , LinkedIn page and YouTube channel to get an insight into who we are and how we work! We're Hiflylabs, a vibrant team of 250+ data and tech enthusiasts based in Budapest. From data engineering to data science, artificial intelligence and application development, we work on a wide range of projects around the world. We are looking for an experienced IT Security Specialist to join our team delivering custom data and AI solutions. If you are seeking a part-time position and would like to contribute your expertise to innovative, high-tech projects, this opportunity is for you. Join us as a trusted security expert and help shape cutting-edge data and AI-driven solutions while working alongside a talented and forward-thinking team.