Senior Software Engineer - Windows Kernel (Identity) (Remote - US)

This position is posted by Jobgether on behalf of a partner company. We are currently looking for a Senior Software Engineer - Windows Kernel (Identity) in the United States.

This role offers the opportunity to work on cutting-edge Windows identity and security features, contributing to software that runs on millions of endpoints globally. You will be deeply involved in the full development lifecycle, from design and prototyping to implementation, testing, and debugging, solving complex problems in user and kernel space. The position demands expertise in Windows OS internals and low-level programming, while allowing you to collaborate across distributed teams to deliver innovative, high-impact solutions. You will participate in architecture discussions, code reviews, and feature design, shaping the stability and performance of critical software. This role offers autonomy, technical leadership, and the chance to influence security and identity features at scale in a fast-paced, high-stakes environment. U.S. Citizenship is required due to the role supporting federal government requirements.

Accountabilities:

• Design, develop, and maintain kernel and user-space Windows software related to identity and endpoint protection.
• Solve complex low-level Windows programming challenges, including debugging and resolving critical issues across multiple OS versions.
• Collaborate with cross-functional teams to design and implement innovative features, ensuring high-quality delivery.
• Participate actively in code reviews, brainstorming sessions, and product design discussions.
• Work with virtual machines and endpoint applications deployed at scale across workstations and servers.
• Partner with quality assurance teams to validate feature performance and stability.
• Continuously expand expertise in Windows OS internals and low-level programming to support innovative solutions.

• 5+ years of experience in low-level Windows software development.
• Deep expertise in Windows OS design and internals, including client and server editions.
• Proficiency in C and C++, with experience in modern C++ (C++17/20) considered a plus.
• Experience with Windows kernel and user-space development, debugging, and profiling tools.
• Familiarity with Win32 API sets for Windows Base Kernel, Security, Active Directory, and Networking.
• Understanding of security aspects of Windows is highly desirable.
• Ability to work independently and collaboratively across different time zones.
• Strong problem-solving skills with the ability to learn and apply complex concepts quickly.
• Experience supporting the full software development lifecycle, from design to production deployment.