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Senior Security Researcher - Linux & API Security EDR

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Palo Alto Networks

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Location:
Israel , Tel Aviv

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Category:
IT - Software Development

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Contract Type:
Not provided

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Salary:

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Job Description:

Are you an innovative security researcher with a deep understanding of Linux systems and a passion for protecting modern environments? Do you want to lead the charge in securing enterprise networks against the latest threats? We're looking for a skilled professional to join our team, focusing on the critical and rapidly evolving fields of Linux and API security. You'll be a foundational member of a new and growing team dedicated to the "blue ocean" of detection and developing multiple new fields within the biggest cybersecurity enterprise in the world. This is a unique opportunity to apply your expertise and influence the future of threat prevention, helping us build cutting-edge security solutions from the ground up.

Job Responsibility:

  • Playing a pivotal role in shaping the future of our security solutions
  • Enhance the effectiveness of our product by designing cutting-edge protection components and developing sophisticated detection rules
  • Research Linux OS internals, Virtualized environments, and low-level system behaviors to inform and enhance our attack prevention mechanisms
  • Investigate and develop innovative methods for detecting threats and securing APIs, ensuring robust protection for modern applications and cloud-native environments
  • Apply sophisticated AI and big data approaches to investigate and research large amounts of data across our clients
  • Research and lead novel protection ideas to a production-grade level, serving as a subject matter expert
  • Stay up to date with the latest attacker methodologies, APT campaigns, and TTPs targeting Linux systems and APIs
  • Conduct static and dynamic reverse engineering of Linux malware to uncover new techniques and develop corresponding mitigation strategies
  • Work closely with engineering, product management, and other research teams to translate research findings into production-grade features

Requirements:

  • 4+ years of overall experience in cybersecurity research, with a proven track record of impactful projects
  • In-depth knowledge of operating system internals, including user and kernel space
  • Proficiency in programming languages like Python, C, and/or C++, with a strong understanding of system-level programming and APIs
  • Strong knowledge of the cyber threat landscape, modern malware techniques, and APTs
  • Hands-on experience with real-world threat hunting, big-data cyber research, incident response, or detection engineering
  • Excellent problem-solving skills and a passion for cybersecurity innovation
  • Ability to work independently, take initiative, and collaborate effectively within a team

Nice to have:

  • Experience in reverse engineering, including familiarity with debugging and disassembler tools like GDB, IDA Pro, or Ghidra
  • Experience with EDR/XDR products or low-level security solution development
  • Knowledge of API security frameworks, vulnerabilities, and best practices
  • Experience with advanced data analysis, statistics, or machine learning for security applications
  • Experience in Linux kernel development or vulnerability research
  • Knowledge of network protocols related to APIs (e.g., HTTP/S, REST, GraphQL)
  • Experience with virtualization platforms (e.g., ESXi/vCenter)

Additional Information:

Job Posted:
January 20, 2026

Work Type:
On-site work
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