Senior MacOS Internals Lead Engineer

As a Senior macOS Internals Lead Engineer you will drive the development of low-level security and compatibility functionality. You will lead a team of exceptional engineers while remaining deeply hands-on-writing code, reverse engineering OS behavior, and directly owning key system-level components. What You Will Do:• Design and implement security features using macOS frameworks such as Endpoint Security and Network Extensions. • Reverse engineer macOS internals and application interactions to enhance product compatibility and security. • Develop, debug, and optimize complex system-level code in C++, Swift, and Objective-C, adhering to secure coding best practices. • Investigate and resolve issues related to macOS system extensions, launch services, XPC, and sandboxing. • Act as a force multiplier by reviewing team designs and code, offering architectural direction, and coaching team members on best practices. • Document technical findings, architectural designs, and implementation details • Collaborate with QA, product, and support teams to ensure high-quality, secure, and testable deliverables. • Stay updated on macOS updates and security mechanisms in order to inform development.