Senior EndPoint Ransomware Product Engineer

4 days ago

Chicago, United States Request Technology, LLC Full time

***We are unable to sponsor for this permanent full-time role******Position is bonus eligible***Prestigious Enterprise Security Services Company is currently seeking a Senior Ransomware and EndPoint Security Product Engineer. Candidate will analyze ransomware samples and threat actor tools to gain insights for future product features, threat actor insights, and assist in the validation of our current capabilities. The ideal candidate will be a proficient reverse engineer with experience in analyzing malware, have a strong understanding of cryptography used in ransomware, and the ability to develop tools to augment existing capabilities.ResponsibilitiesEndpoint Hardening & TestingDesign and implement security test harnesses from scratch to simulate real-world ransomware behaviorDevelop and integrate fuzzers (libFuzzer, AFL/WinAFL, or custom tools) for automated crash and vulnerability discoveryBuild user-mode hooking instrumentation and explore EDR bypass techniques to exercise agent internalsVulnerability Research & TriageTriage, reproduce, and analyze security findings against our agent and librariesPerform root-cause analysis on crashes or logic flaws; build minimal PoC exploits or reproducer casesPlatform ExpertiseDeep understanding of Windows internals (ring transitions, memory management, Win32 API) with focus on user-mode security hooksCollaborate on driver-level or API-level integrations when necessary (no kernel-driver dev required)Qualifications:5+ years in product security or endpoint-focused consulting, with hands-on testing of Windows-based agents or EDR/AV productsExperience building fuzzers or integrating existing fuzzing frameworks for native codeExperience and capability in building automated test harnesses from the ground upStrong Windows OS internals knowledge, especially user-mode hooking and Win32 API behaviorsProficient in C/C++ and Python, with solid experience calling with Windows APIsExperience reviewing and validating security findingsComfortable researching and suggesting security features end-to-end and creating technical contentRust development experience, particularly around FFI or unsafe codePublished tooling or research in vulnerability discovery, fuzzing, and/or automated test frameworksHands-on experience with CI platforms (GitHub Actions, Jenkins) to automate security workflows

  • Senior EndPoint Ransomware Product Engineer

    1 day ago

    Chicago, IL, United States Request Technology, LLC Full time

    ***We are unable to sponsor for this permanent full-time role******Position is bonus eligible*** Prestigious Enterprise Security Services Company is currently seeking a Senior Ransomware and EndPoint Security Product Engineer. Candidate will analyze ransomware samples and threat actor tools to gain insights for future product features, threat actor...

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