As a GNSS Measurement Engine Firmware Engineer, you will be a vital part of Apple's innovative GNSS design team within the Cellular SoC team. The focus of this role is on defining firmware architecture and developing software for ultra-low-power GNSS systems. You will work on digital signal processing software and infrastructure software that enhances GNSS receiver design. This position offers the opportunity to impact technology that affects millions of lives.

• Bachelor's degree and 10+ years of relevant experience.
• 10 years of embedded software development experience using C, C++, and scripting languages such as MATLAB and Python.
• 5 years of product development experience in wireless communication, GNSS, or a related industry.
• Master's degree in Computer Science, Electrical Engineering, or Geomatics is preferred.
• Familiarity with microprocessors such as ARM and RTOS, as well as driver development for PHY hardware and peripherals.

• Define firmware architecture and document the firmware design.
• Develop, test, and integrate infrastructure software for GNSS systems.
• Implement digital signal processing software for GNSS applications.
• Perform low-level driver development and hardware bring-up.
• Interact with hardware and SoC design teams to implement diagnostics and manufacturing tests.

• Employees at Apple are often offered comprehensive benefits that support physical and mental well-being—flexible medical plans, confidential counseling, onsite wellness centers at major campuses, and resources for fitness and daily life. Families typically receive fertility support, paid parental leave with gradual return, caregiving leave, and dependent-care guidance, while financial perks commonly include stock grants (with purchase discounts), 401(k) matching, and income-protection coverage. Employees also see robust time off, Apple University learning and tuition reimbursement, donation matching and paid volunteer hours, and deep product and partner discounts.