Overview
Skills
Job Details
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Senior Product Security Engineer
SALARY: $180,000 - 220,000 plus 10% plus pre-IPO stock options
LOCATION: remote
Looking for a Security researcher proficient in reverse engineer. Experience in analyzing malware understanding of cryptography user in ransomware ability to develop tools to augment existing capabilities endpoint hardening and testing.
Join a team of cyber Security Engineers focused on building products and solutions for mid-market and enterprise customers.
We deliver an anti-ransomware solution that breaks new ground as to what a security product can deliver. Searching for a security researcher to contribute to a number of strategic research initiatives to develop products and services catalogue.
Key Responsibilities
- Endpoint Hardening & Testing
- Design and implement security test harnesses from scratch to simulate real-world ransomware behavior
- Develop and integrate fuzzers (libFuzzer, AFL/WinAFL, or custom tools) for automated crash and vulnerability discovery
- Build user-mode hooking instrumentation and explore EDR bypass techniques to exercise agent internals
- Vulnerability Research & Triage
- Triage, reproduce, and analyze security findings against our agent and libraries
- Perform root-cause analysis on crashes or logic flaws; build minimal PoC exploits or reproducer cases
- Platform Expertise
- Deep understanding of Windows internals (ring transitions, memory management, Win32 API) with focus on user-mode security hooks
- Collaborate on driver-level or API-level integrations when necessary (no kernel-driver dev required)
Required Technical Skills
- 5+ years in product security or endpoint-focused consulting, with hands-on testing of Windows-based agents or EDR/AV products
- Experience building fuzzers or integrating existing fuzzing frameworks for native code
- Experience and capability in building automated test harnesses from the ground up
- Strong Windows OS internals knowledge, especially user-mode hooking and Win32 API behaviors
- Proficient in C/C++ and Python, with solid experience calling with Windows APIs
- Experience reviewing and validating security findings
- Comfortable researching and suggesting security features end-to-end and creating technical content
Bonus Technical Skills
- Rust development experience, particularly around FFI or unsafe code
- Published tooling or research in vulnerability discovery, fuzzing, and/or automated test frameworks
- Hands-on experience with CI platforms (GitHub Actions, Jenkins) to automate security workflows
Benefits:
- Comprehensive healthcare (medical, dental, and vision) with premiums paid in full for employees and dependents.
- 401k plan with a generous employer contribution.
- Short and long-term disability coverage, basic life and AD&D insurance plans.
- Medical and dependent care FSA options.
- Flexible PTO policy.
- Parental leave.
- Generous equity offering.