Provides Level 2 and Level 3 technical support for desktops, laptops, mobile devices, peripherals, operating systems, Microsoft 365, networks, business applications, and ERP systems. Resolves complex incidents, manages user accounts and permissions, supports onboarding and offboarding, maintains IT assets and documentation, performs root cause analysis, and coordinates with global infrastructure and application teams. The role is onsite in Commerce, California, with customer support comprising approximately 60% of the position.