Join Apple's Retail Engineering team as a Security Engineer, where you'll play a crucial role in securing the Apple Online Store and flagship retail stores, including business-critical backend customer and payment systems. This position offers an exciting opportunity to work with cutting-edge technologies like machine learning and cloud computing while focusing on security implications. You'll conduct RedTeam engagements, perform penetration testing, and lead security initiatives across the organization. The role combines technical expertise with leadership opportunities, allowing you to mentor teams and influence security culture. You'll work with sophisticated systems, participate in threat modeling, and develop security tooling while collaborating with global teams. This position is perfect for security professionals who are passionate about protecting large-scale retail operations and want to make a significant impact at one of the world's leading technology companies. The role offers the chance to work on diverse projects, from application security to infrastructure protection, while staying at the forefront of security innovation.