Senior macOS Endpoint Security Engineer (C++/Swift, Remote)

Inabia-Software-; United States; Remote; USD 90,000 - 96,000; Full time

Job summary

Accenture/Amazon is seeking a Senior macOS Cyber Security Engineer to advance the on-device CrowdStrike Falcon sensor. You’ll develop in C++/Swift, work in user space as a System Extension, and ensure high concurrency, low memory footprint, and strong performance on macOS.

Remote work is supported with PST hours. Experience with macOS internals, XPC, GCD, and cross-platform code shares with Windows and Linux will help you succeed. This is a contract role with competitive W-2 rates.

Qualifications

• Proficient in modern C++ (C++17/20) and Swift 6.
• Experience bridging Swift with C++/C (Objective-C++).
• MacOS internals: Foundation/CoreFoundation, GCD, pthreads, Mach IPC, XPC.
• Performance, debugging: LLDB, Instruments, os_signpost, crash logs, os_log.
• Experience with cross‑platform codebases (Mac/Windows/Linux).

Responsibilities

• Develop and maintain the macOS sensor for CrowdStrike Falcon.
• Ensure high concurrency, reliability, and efficient memory/CPU usage.
• Work in user space as a System Extension with cross‑platform code sharing.
• Profile, debug, and optimize performance; collaborate across teams.

Skills

Modern C++

Swift 6

Obj-C++ bridging

macOS systems programming

GCD & pthreads

POSIX APIs

Mach IPC

XPC

Cross-platform codebase

Tools

LLDB

Instruments

Xcode

XCTest

Job description

Accenture/Amazon is seeking a Senior macOS Cyber Security Engineer to advance the on-device CrowdStrike Falcon sensor. You’ll develop in C++/Swift, work in user space as a System Extension, and ensure high concurrency, low memory footprint, and strong performance on macOS.

Remote work is supported with PST hours. Experience with macOS internals, XPC, GCD, and cross-platform code shares with Windows and Linux will help you succeed. This is a contract role with competitive W-2 rates.