CloudLinux is a general remote‑first company driven by our principles: do the right thing, employees first, we are remote first, and we deliver high‑volume, low‑cost Linux infrastructure and security products that help companies to increase the efficiency of their operations. Every person on our team supports each other and does what we can to ensure we all are successful.Imunify360 Security SuiteImunify360 is a product of CloudLinux Inc., the maker of the #1 OS in security and stability for hosting providers. Imunify is an innovative security solution designed specifically for shared and VPS/Dedicated servers. The automated, easy‑to‑use solution with a six‑layer approach to security delivers comprehensive and complete attack prevention.Check out our website for more information about our Imunify360 Product: https://www.Imunify360.Com/We are building an engineering‑heavy security platform for protecting WordPress and its plugin ecosystem. The core challenge is turning real attacker behavior into automated,



repeatable systems that scale.We are looking for aSenior Security Engineerwho understands exploitation deeply but prefers building tooling and automation over one‑off research. You will work on systems that:Automatically generate and validate exploit PoCs for known WordPress / PHP CVEsAnalyze PHP execution traces from real zero‑day attacks against WordPress installationsLLMs are a first‑class component of this work—not a novelty—used to accelerate exploit reconstruction, PoC generation, and attack workflow automation.This is anengineering role with offensive depth, not a traditional pentesting or red‑team position.What You’ll BuildSystems to ingest, normalize, and analyze PHP execution traces:Function calls, parameters, control flow, side effectsNo native binary reversing—focus is PHP‑level execution and logicTooling that infers:Vulnerable code pathsAuthorization and logic flawsNonce and state‑handling weaknessesAutomated pipelines that:Convert CVE descriptions + P

📌 Senior Security Engineer (Madrid)
🏢 CloudLinux
📍 Madrid