Senior Systems Software Engineer - OS & Security

Nightwing; Huntsville (AL); On-site; USD 140,000 - 190,000; Full time

Job summary

Nightwing in Huntsville, AL seeks a senior systems programmer to develop OS-level security features and threat detection across Windows and Linux. You’ll work deep inside the OS, solving complex security challenges and contributing to kernel-level projects. Ideal candidates have 8+ years in systems programming, expert C/C++, solid memory-management skills, OS internals knowledge, and debugging with gdb/WinDbg/Visual Studio.

Git proficiency and self-learning ability are essential. U.S.

Qualifications

• 8+ years of professional software development experience in systems-level programming.
• Expert-level C/C++ skills with a deep understanding of memory management, pointers, and low-level programming concepts.
• Strong OS-level systems programming experience - you understand how the OS actually works under the hood.
• Debugging complex systems issues using tools like gdb, WinDbg, Visual Studio Debugger, or similar.
• Version control proficiency (Git) in a team environment.
• Self-directed learning ability - proven track record of independently mastering new technical domains.

Responsibilities

• Developing and enhancing OS-level security features that operate deep within the operating system.
• Building detection and response mechanisms to counter advanced persistent threats.
• Implementing cryptographic binding of sensitive software to trusted hardware.
• Creating system lockdown capabilities that minimize attack surface.
• Integrating with Hardware Root of Trust (HRoT) solutions.
• Protecting against sophisticated attacks from well-funded adversaries.
• Supporting multi-OS platforms (Windows, Linux, VxWorks).
• Learning kernel programming and driver development on the job with mentorship from our senior engineers.

Skills

C/C++ mastery

OS-level programming

Debugger proficiency

Git version control

Self-learning

Memory management

Low-level concepts

Education

University degree or equivalent

Advanced degree

Tools

Python

Batch

Job description

Nightwing in Huntsville, AL seeks a senior systems programmer to develop OS-level security features and threat detection across Windows and Linux. You’ll work deep inside the OS, solving complex security challenges and contributing to kernel-level projects. Ideal candidates have 8+ years in systems programming, expert C/C++, solid memory-management skills, OS internals knowledge, and debugging with gdb/WinDbg/Visual Studio.

Git proficiency and self-learning ability are essential. U.S.