Tel Aviv, IL

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About The Position

As a Penetration Tester, you will be the go-to person to find traditional and creative ways to break all kinds of products ( Networks, Systems, Web apps, Mobile devices, etc). 

  • Hands-on penetration testing of a variety of ecosystems.
  • Finding sophisticated vulnerabilities that can be leveraged by threat actors.  
  • Develop POC that uses the vulnerability.
  • Leading security research projects focused on finding vulnerabilities.


  • At least 5 years of experience in hands-on security research and code reviews.
  • Hands-on experience in penetration testing cloud, web, and mobile applications.
  • Static analysis - experience with code security surveys.
  • Dynamic analysis -  experience with dynamic analysis pentest.
  • Experience and knowledge with open source and commercial P.T tools for scanning and detecting weaknesses.
  • Experience in scripting (Python, Bash) and software development (C, C++, C#, Java)
  • Deep understanding of security principles, theories, and attacks.
  • Deep understanding of network protocols and data security.
  • Knowledge of encryption methods and protocols.
  • Good self-learner and out of the box thinker

Additional skills

  • Offensive Security Certifications such as OSCP, AWAE, OSCE.
  • Reverse Engineering skills (ARM/X86_64/Linux/Windows).

About ActiveFence

ActiveFence detects malicious content online, at scale. Using AI-powered technology, we support technology platforms and government agencies as they fight terror, hate speech and other harmful activities online and offline. We’re on a mission to take the internet back from bad actors, protecting business interests and the public from harm.

Why ActiveFence is the best place for you:

  • We have an awesome product and our mission is to make the internet a safer place.
  • We invest in people. We invest in our team’s personal growth, consider each employee a long-term investment and we see value in continuously nurturing and training them. We also value work-life balance as a recipe for success.
  • Our vibe! Our work environment is fast paced and dynamic, what we do excite us and our culture is based on having the best people on board
  • We are growing! Come take part of our success.
Apply now