Security Researcher

Startup Company in the Cybersecurity field, specializing in micro-segmentation, developing a solution to one of the most complex problems in cybersecurity – preventing attackers from moving within the organizational network.

Since its founding, the company has raised $45 million from top investors and venture capitalists. They employ 100 people, most of whom are based in Israel, forming the R&D center.

Located in Tel Aviv near the train station, offering a hybrid work model.

In the past year, the company quintupled its sales and expects significant growth in the near future, making this a prime time to join an early-stage, stable startup and benefit from its success.

Responsibilities:

• Research and prototype novel security defense techniques for on-prem and cloud-based systems
• Analyze modern attack techniques and develop countermeasures to mitigate them.
• Design, develop, and improve open-source security tools to help defenders detect and respond to threats.
• Reverse engineer malware, attack tools, and security mechanisms to identify vulnerabilities and improvements.
• Investigate Windows internals and authentication protocols (NTLM, Kerberos, SAML, OAuth) to enhance security defenses.Write secure, efficient, and maintainable C/C++ code for research and tooling purposes.
• Collaborate with the security research community and contribute to blogs, whitepapers, and conference talks.
• Stay ahead of the evolving threat landscape and propose innovative security solutions.

Requirements:

• 5+ years of experience in security research, reverse engineering, or exploit mitigation.
• Strong understanding of Windows internals and kernel security.
• Expertise in reverse engineering (IDA Pro, Ghidra, WinDbg, x64dbg, etc.).
• Proficiency in C/C++ programming for security-related projects.
• Familiarity with authentication protocols such as NTLM, Kerberos, OAuth, SAML.
• Experience developing or maintaining open-source security tools.
• Strong analytical and problem-solving skills in a research-driven environment