Senior Windows Drivers Engineer (Cybersecurity)

TL;DR

Senior Windows Drivers Engineer (C++/KMDF): Designing and implementing low-level Windows kernel drivers and user-mode services for an endpoint security agent with an accent on stability, performance, and stealth. Focus on implementing process/thread monitoring, registry tracking, and file system interception to enhance threat detection.

Location: Hybrid or Remote in the following regions: Kazakhstan, Serbia, Romania, Bulgaria, Ukraine, Poland, Cyprus, Latvia, Georgia, and Armenia

Company

hirify.global is a global IT consulting company providing professional software engineering services for a wide range of industries.

What you will do

• Design and develop low-level components for Windows endpoint sensors, ensuring stability and performance.
• Build kernel-mode drivers (KMDF) and user-mode services for collecting and analyzing endpoint telemetry.
• Implement mechanisms for process/thread monitoring, registry tracking, and file system interception.
• Debug complex kernel-mode and user-mode issues across multiple Windows versions.
• Collaborate with security researchers to translate threat intelligence into product features.
• Mentor other engineers and contribute to high-level architectural decisions.

Requirements

• 5+ years of professional experience in C++ development (C++11 or later).
• Deep understanding of Windows internals, kernel architecture, system calls, and memory management.
• Hands-on experience with KMDF, Windows Filtering Platform (WFP), minifilters, and ETW.
• Strong debugging and reverse engineering skills using WinDbg, Process Monitor, IDA, or Ghidra.
• Knowledge of Windows security mechanisms, including UAC, AppLocker, and Secure Boot.
• Proficiency with Visual Studio and the Windows Driver Kit (WDK).

Nice to have

• Experience building EDR, AV, or EPP endpoint security products.
• Knowledge of malware analysis, Windows exploitation techniques, or SOC/DFIR workflows.
• Scripting skills in Python or PowerShell for automation.
• Understanding of kernel-mode security evasion and defensive mechanisms.

Culture & Benefits

• Vacation and sick pay provided according to the laws of your country.
• Health insurance for employees and their families.
• Paid time off for state holidays regardless of the client's schedule.
• Professional growth support, including coverage for IT certifications and learning platforms.
• Friendly environment with corporate parties and regular team get-togethers.