Principal Kernel Engineer

Halcyon is building the most resilient anti-ransomware platform on the market, and they need a Windows kernel expert at the forefront of their agent development. As a Principal Kernel Engineer, you will play a key role in the design and evolution of the Windows kernel components that prevent, detect, and respond to ransomware. This role demands deep, exclusive experience with Windows OS internals and the ability to ship robust, secure, high-performance drivers in security-critical environments. You’ll work closely with senior engineers, product teams, and security experts to help evolve the kernel architecture, mentor other developers, and ensure the platform remains reliable and resilient.