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Windows Kernel Engineer

ORION Security · Data Loss Prevention · C++ · Assembly · 4 months ago
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Salary
≈ $87k – $199k per year (Estimated)
Location
In office (Tel Aviv)
Seniority
Senior · 5+ years exp

Confirmed on the employer's own hiring board on Nov 11, 2026. First seen by Alion on May 14, 2026. ORION Security scores B on the Alion truth index.

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Profile match

ORION Security

ORION detects and prevents data loss across SaaS, email, cloud, AI tools, and endpoints using intelligent, context-aware, proprietary AI agents.
orionsec.io · New York · Tel Aviv · Data Loss Prevention · 11-50 employees
Tech stack of ORION Security
Backed by Underscore VC

Job Description:

We are looking for an experienced Windows Kernel Engineer to lead the design and development of a Windows filesystem minifilter from scratch and integrate it with our existing agent.

The ideal candidate has deep expertise in Windows kernel internals and proven experience building and debugging either:

  • Filesystem minifilters
  • Filesystem drivers

What we’re looking for- Key Skills:

  • Design and develop a Windows filesystem minifilter from scratch
  • Work extensively with Windows kernel internals and filesystem I/O paths
  • Implement secure, performant, and production-grade kernel-mode code
  • Debug complex kernel-mode issues using WinDbg and related tooling
  • Analyze crashes, deadlocks, race conditions, memory corruption, and performance bottlenecks
  • Develop communication mechanisms between user-mode and kernel-mode components
  • Ensure compatibility across modern Windows versions
  • Participate in architecture and technical design discussions

Requirements:

  • 5+ years of experience in Windows Kernel Engineering
  • Experience in building Windows/Mac agents
  • Background in the cybersecurity industry- Advantage!

Technologies:

  • Windows Kernel / Windows Internals
  • Filesystem Minifilters
  • Filesystem Drivers
  • C / C++
  • WinDbg
  • WDK
  • Visual Studio
  • Go

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