Ian St. Louis
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Apple Display Product Design Engineering

Display product design for Apple Vision, Apple Watch and iPhone.

Context
Apple
When
2020 – now
Role
Senior Product Design Engineer, 2023 – now
Product Design Engineer, 2020 – 2023
Tags
Product design, Tolerance analysis, Failure analysis
Line drawing of a headset's two eye modules in violet, opened apart: each lens lifted in front of its display panel.

2023 – nowCurrent

Apple Vision AR/VR

Senior Product Design Engineer

Leading product design for display systems on Apple Vision AR/VR.

10 patent filings, 2025 – 2026. Titles hidden until granted.

Line drawing of the Apple Watch Ultra 2 display opened apart in violet: the sapphire crystal over the polarizer over the OLED panel, its flex bent round to the display board.

2021 – 2023

Apple Watch Ultra 2 display

Product Design Engineer

Led product design for the Apple Watch Ultra 2 display from prototype to mass production.

Line drawing of the Apple Watch Series 10 display opened apart in violet: the cover glass over the polarizer over the OLED panel, its flex unfolded to the display board.

2022

Apple Watch Series 10 display

Led the redesign of the display PCB assembly (PCBA) and display SiPs (systems in package).

Also, supported a ground-up qualification to reuse in-process display and touch flexes across multiple display assemblies, reducing cost and environmental impact.

Line drawing of the iPhone 13 mini display opened apart in violet: the Ceramic Shield cover glass, the display frame, the polarizer, the OLED panel with its bent flex, the back film and heat spreader, and the front sensor flex.

2020 – 2021

iPhone 13 mini display

Product Design Engineer

Vendor lead driving design, mechanical specifications, integration, and failure analysis of 13 mini displays from proof of concept to mass production.