Senior Product Security Engineer Researcher - Reverse Engineer

Overview

Remote
$180,000 - $220,000
Full Time

Skills

Python
Cryptography
Research
Reverse Engineering

Job Details

No SPONSORSHIP

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.
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