AI Security Researcher

1 day ago

Tel Aviv, Tel Aviv, Israel Cynet Security Full time $1,200,000 - $1,800,000 per year

Shape the Future of Cybersecurity with Us

Are you driven by deep curiosity, bold innovation, and the desire to transform cutting-edge AI research into real-world cybersecurity impact?

Join Cynet, an established yet rapidly growing cybersecurity startup, where you'll help build next-generation AI-powered security products from the ground up. You'll be part of a small, elite, cross-disciplinary team working closely with security researchers, R&D engineers, data engineers, and product leaders.

Here, you're not just joining a company, you're stepping into a place where you can envision, build, and deploy foundational AI technologies that protect organizations worldwide. You will have the rare opportunity to drive innovation end-to-end, shape our future technology, and create AI systems that make a real difference in defending against modern cyber threats.

This is a role for someone who wants to put their soul into their craft, someone hungry to learn fast, experiment boldly, and turn ambitious ideas into production-ready AI solutions.

What will you do:

In this unique hybrid role spanning data science and cybersecurity research, you will:

  • Drive innovation by combining deep security research with modern AI techniques to build impactful, customer-facing security capabilities.
  • Build and refine intelligent generative AI agents that drive automated cybersecurity reasoning, investigation workflows, and threat analysis.
  • Extend and enhance our next-generation AI antivirus engine by designing new feature representations, building file-type parsers, and developing ML models end-to-end.
  • Engineer and implement core parser and model components in C++ and Python to seamlessly integrate into the Cynet Endpoint Agent and platform infrastructure.
  • Use Cynet's ML experimentation pipelines to run experiments, optimize performance, and deliver production-ready detection models.
  • Serve as the cybersecurity expert within the Data Science team, guiding threat modeling, malware understanding, and security-driven AI design decisions.

Requirements:

We're looking for an experienced, innovative technical leader with deep security research expertise and strong data foundations:

  • 5+ years of hands-on cybersecurity research experience.
  • Proven experience working with EDR, malware analysis, threat detection, and security tooling.
  • Proficiency in C, C++, and Python with strong debugging abilities.
  • Solid understanding of Windows internals, including low-level OS concepts.
  • Experience with static and dynamic analysis, reverse engineering, and real-world threat investigations.
  • A scientific, data-driven approach to problem-solving, from ideation through experimentation and production.
  • Strong understanding of statistical concepts and ML feature engineering techniques.
  • Experience analyzing large-scale datasets using SQL, Spark, or similar tools.

Preferred / Nice to Have

  • Certifications or academic background in Data Science / Machine Learning / AI.
  • Experience with ML frameworks and experimentation environments.
  • Background in offensive research or deep endpoint security.
  • Experience with generative models, agentic reasoning, or building LLM-based AI systems.
  • Familiarity with cloud tools, and MLOps practices.

  • Senior Security Researcher

    3 days ago

    Tel Aviv, Tel Aviv, Israel Noma Security Full time ₪100,000 - ₪120,000 per year

    Security ResearcherNoma Security is redefining how organizations Safely adopt AI into their organization . As a key member of our research team, you'll help us stay ahead of rapidly evolving threats by uncovering vulnerabilities, analyzing adversarial techniques, and producing groundbreaking insights that directly influence our product, marketing, and...

  • AI Security Researcher

    1 day ago

    Tel Aviv, Tel Aviv, Israel Cynet Full time $1,200,000 - $2,400,000 per year

    Shape the Future of Cybersecurity with UsAre you driven by deep curiosity, bold innovation, and the desire to transform cutting-edge AI research into real-world cybersecurity impact?Join Cynet, an established yet rapidly growing cybersecurity startup, where you'll help build next-generation AI-powered security products from the ground up. You'll be part of a...

  • Senior Security Vulnerability Researcher

    5 days ago

    Tel Aviv, Tel Aviv, Israel Noma Security Full time ₪120,000 - ₪180,000 per year

    Noma Security is redefining how organizations Safely adopt AI into their organization. As a Security Researcher on our Vulnerability Research team, you'll play a critical role in uncovering threats in emerging AI and application technologies. You'll work with world-class engineers and security professionals to identify vulnerabilities, simulate real-world...

  • AI Security Researcher

    5 days ago

    Tel Aviv, Tel Aviv, Israel Radware Full time ₪120,000 - ₪240,000 per year

    Radware's CTO Office is where next-generation cyber protections are born. The CTO office drives innovation by developing cutting-edge AI capabilities for Radware's cybersecurity products and services. Our team tackles complex challenges in AI, application and network security, while inventing state-of-the-art solutions.Radware is seeking an remarkable...

  • Senior Security Researcher

    5 days ago

    Tel Aviv, Tel Aviv, Israel Reclaim Security Full time ₪90,000 - ₪120,000 per year

    Company DescriptionReclaim Security is redefining how organizations fix security exposures. Our AI Security Engineer automates remediation, eliminating manual effort while ensuring business continuity. Instead of endless prioritization lists, Reclaim enables teams to actuallyresolveissues safely, intelligently, and at scale.Join a team of seasoned security...

  • Senior Security Researcher

    5 days ago

    Tel Aviv, Tel Aviv, Israel Nagomi Security Full time ₪120,000 - ₪180,000 per year

    In cybersecurity, technology too often overshadows the business element. At Nagomi, we're restoring the balance. As the first execution layer for Continuous Threat Exposure Management, we help security teams eliminate all types of exposures with the security tools they already have, without adding more complexity or noise.By unifying data across assets,...

  • Security Researcher

    5 days ago

    Tel Aviv, Tel Aviv, Israel Salt Security Full time ₪90,000 - ₪120,000 per year

    About us:With80% of all internet traffic routed through APIs, an attack surface that was considered small and relatively unimpactful has suddenly become huge and very serious.In today's cyberspace, the API proudly stands as the gateway for almost everything: bank accounts, online services, cars, smart meters, Cloud I/S, and more.Our team's mission is to...

  • AI Security Researcher Student

    5 days ago

    Tel Aviv, Tel Aviv, Israel Radware Full time ₪40,000 - ₪80,000 per year

    AI Security Researcher Student D6)Radware is a global leader of cyber security and application delivery solutions for physical, cloud, and software defined data centers.At Radware, we live and breathe cybersecurity. It is our passion. Each day, our international team works to earn the trust of more than 12,500 organizations around the globe. Keeping them...

  • Research Lead – Hybrid AI Security

    5 days ago

    Tel Aviv, Tel Aviv, Israel Lenovo Full time ₪120,000 - ₪180,000 per year

    Lenovo Digital Trust Lab is looking for a Research Lead to join our Hybrid AI Security Team—a visionary thinker and technical expert to drive innovation at the intersection of LLM security, agentic systems, and multi-agent orchestration. This role is central to shaping the future of secure, scalable, and trusted AI systems.The ideal candidate brings deep...

  • AI Security Researcher Student

    5 days ago

    Tel Aviv, Tel Aviv, Israel Radware Full time ₪40,000 - ₪80,000 per year

    Radware is a global leader of cyber security and application delivery solutions for physical, cloud, and software defined data centers.At Radware, we live and breathe cybersecurity. It is our passion. Each day, our international team works to earn the trust of more than 12,500 organizations around the globe. Keeping them safe is our mission. To that end, we...