Senior Kernel Software Engineer

ThreatLocker; Orlando (FL); On-site; USD 120,000 - 190,000; Full time

Job summary

ThreatLocker is seeking a Kernel Software Developer in Orlando, FL to maintain and extend core kernel infrastructures for Windows, Linux, and macOS environments. You will work on kernel-level code in C, develop device drivers, and collaborate across teams to ensure robust system components.

The role emphasizes CI/CD design, debugging, and validation from user space, plus experience with virtualization, memory management, and file systems.

Qualifications

• Minimum of 7 years of professional software development experience.
• Proficient in Windows, Linux and/or macOS.
• Proficient in C programming.
• Experienced in computer architecture and server hardware.
• System software development in C and Python; internals of Linux, Mac and/or Windows operating systems.

Responsibilities

• Developing, debugging and testing kernel level code using the C language.
• Exercising/validation of system from user space, knowledge of user space API.
• Supports the design, development, and maintenance of major system components.
• Manages device driver development and support (one or more of USB, network, graphics, video, mtd, storage, power management).
• Design and maintenance of CI/CD

Skills

C programming

OS internals

System software development

Python programming

Computer architecture

Concurrency/synchronization

Tools

Docker

VMware/Xen/KVM/Hyper-V

Jira/Confluence/Crucible

Subversion (SVN)

Job description

ThreatLocker is seeking a Kernel Software Developer in Orlando, FL to maintain and extend core kernel infrastructures for Windows, Linux, and macOS environments. You will work on kernel-level code in C, develop device drivers, and collaborate across teams to ensure robust system components.

The role emphasizes CI/CD design, debugging, and validation from user space, plus experience with virtualization, memory management, and file systems.