We are seeking a highly skilled Windows sysinternals tools Expert to join our advanced systems team. You will be responsible for in-depth analysis, development, and debugging of core Windows subsystems, networking components, and low-level system services. The ideal candidate possesses a deep understanding of the Windows operating system architecture and has experience building and troubleshooting performance-critical, secure, and scalable system software including Windows sysinternals tools such as PsTools, PsFile, etc.
Key Responsibilities
Analyze and work with Windows Kernel-mode and user-mode components including Object Manager, Memory Manager, I/O Manager, Plug and Play Manager, and Security Subsystem.
Develop and debug system-level tools, drivers, and services.
Conduct reverse engineering of binaries using tools like WinDbg, IDA Pro, or Ghidra.
Diagnose and resolve complex kernel crashes (BSOD), memory leaks, and performance bottlenecks.




Instrument and monitor Windows internals using ETW, WMI, performance counters, and other telemetry.
Write Powershell scripts and programs utilizing WinRM, gMSA, etc.
Collaborate with security and performance engineering teams to harden the OS and investigate potential vulnerabilities.
Work closely with product and QA teams to ensure system compatibility and stability under diverse conditions.

Requirements

Must-Have Skills:
5+ years of experience in Windows system-level programming or analysis.
Robust proficiency in C/C++ and Win32 API, Powershell scripting.
In-depth knowledge of Windows architecture (kernel, subsystems, processes, threads, virtual memory, handles, registry, etc.).
Working knowledge Windows sysinternals PsTools components such as PsExec, PsFile, PsPing, etc.

📌 Windows Internals Bengaluru (India)
🏢 Razorthink
📍 India