<div class="content-intro"><p><span data-contrast="none">Cato Networks is the converged network and security cloud for the AI era.</span><span data-ccp-props="{"134233117":false,"134233118":false,"201341983":0,"335551550":1,"335551620":1,"335557856":16777215,"335559685":0,"335559737":0,"335559738":225,"335559739":225,"335559740":279}"> </span></p> <p><span data-contrast="none">As AI reshapes cybersecurity, enterprises face a dual challenge: unlocking AI’s potential while defending against AI-driven attacks. Cato addresses both through a unified, cloud-native platform, providing the visibility and context to prioritize risks and stop threats in real time across users, applications, data, and AI agents.</span><span data-ccp-props="{"134233117":false,"134233118":false,"201341983":0,"335551550":1,"335551620":1,"335557856":16777215,"335559685":0,"335559737":0,"335559738":225,"335559739":225,"335559740":279}"> </span></p> <p><span data-contrast="none">Join us as we scale: take on ambitious technological challenges and shape the next generation of enterprise security at a company trusted by thousands of organizations worldwide.</span><span data-ccp-props="{"134233117":false,"134233118":false,"201341983":0,"335551550":1,"335551620":1,"335557856":16777215,"335559685":0,"335559737":0,"335559738":225,"335559739":225,"335559740":279}"> </span></p> <p> </p></div><div id="message-list_1759145664.129779" class="c-virtual_list__item" data-qa="virtual-list-item" data-item-key="1759145664.129779"> <div class="c-message_kit__background c-message_kit__background--hovered p-message_pane_message__message c-message_kit__message" data-qa="message_container" data-qa-unprocessed="false" data-qa-placeholder="false"> <div class="c-message_kit__hover c-message_kit__hover--hovered" data-qa-hover="true"> <div class="c-message_kit__actions c-message_kit__actions--default"> <div class="c-message_kit__gutter"> <div class="c-message_kit__gutter__right" data-qa="message_content"> <div class="c-message_kit__blocks c-message_kit__blocks--rich_text"> <div class="c-message__message_blocks c-message__message_blocks--rich_text" data-qa="message-text"> <div class="p-block_kit_renderer" data-qa="block-kit-renderer"> <div class="p-block_kit_renderer__block_wrapper p-block_kit_renderer__block_wrapper--first"> <div class="p-rich_text_block"> <div class="p-rich_text_section"> <div> <div>We are looking for proactive, analytical talented people to join our Cato Network Security Content team.<br>As a Security Researcher (Network & Apps research) you will research and investigate Network protocols and application traffic (L4-L7) using modern big data analysis frameworks, as well as network and web analysis tools (Wireshark, Fiddler, BurpSuite, DevTool).<br><br>You will be responsible for shaping and creating content signatures to Cato’s security and network products such as NGWF, CASB, DLP, iOT/OT Security and more.<br>Joining Cato is an excellent opportunity for network security enthusiasts who are passionate about the future of Networking and Security<br><br><strong>Responsibilities:</strong></div> <ul> <li>Research and analyze network and application behavior as part of Cato Network’s Security products (NGFW, CASB, DLP and more).</li> <li>Solving customers' problems and pains.</li> <li>Focus on delivery fast at scale.</li> <li>Suggest and conduct new research vectors</li> <li>Utilize Cato’s Data Warehouse with big-data technologies to support your work</li> <li>Automate your work to improve efficiency</li> </ul> <div><br><strong>Requirements:</strong></div> <ul> <li>3+ years of hands-on as an analyst/researcher experience in the cyber/security/network industry</li> <li>Knowledge of networking architecture, OSI model, and protocols (TCP/IP, DNS, TLS, HTTP) - <strong>a must</strong></li> <li>Experience with LLM-based coding workflows OR expertise in at least one scripting language such as Python (Pandas, NumPy) - <strong>a must</strong></li> <li>Experience with signature development for IPS or Firewall - big advantage</li> <li>Experience with SQL or data analysis tools – big advantage</li> <li>Experience (<strong>Hands-on</strong>) with Wireshark and PCAP analysis or similar tools</li> <li>Excellent English and communication skills</li> <li>Team player, responsible, and well-organized</li> </ul> </div> <div class="p-rich_text_section"><strong>*We operate in a hybrid model, requiring three days in the office.</strong></div> <div class="p-rich_text_section"><strong>*Location: NR7, Náměstí republiky, Prague, Czech Republic</strong></div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div>